7Baggers

MFA Financial, Inc
(NYSE:MFA) 

MFA stock logo

MFA Financial, Inc., through its subsidiaries, operates as a real estate investment trust (REIT) in the United States. The company invests in residential mortgage assets, including non-agency mortgage-backed securities (MBS), agency MBS, and credit risk transfer securities; residential whole loans, ...

Founded: 1997
Full Time Employees: 65
Sector: Real Estate
Industry: REIT-Mortgage

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    Unit: USD2026-03-31 2025-12-31 2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-03-31 2019-12-31 2019-09-30 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-06-30 2017-03-31 2016-12-31 2016-09-30 2016-06-30 2016-03-31 2015-12-31 2015-09-30 2015-06-30 2015-03-31 2014-12-31 2014-09-30 2014-06-30 2014-03-31 2013-12-31 2013-09-30 2013-06-30 2013-03-31 2012-12-31 2012-09-30 2012-06-30 2012-03-31 2011-12-31 2011-09-30 2011-06-30 2011-03-31 2010-12-31 2010-09-30 2010-06-30 2010-03-31 2009-12-31 2009-09-30 2009-06-30 2009-03-31 2008-12-31 2008-09-30 2008-06-30 2008-03-31 2007-12-31 2006-12-31 2006-09-30 2006-06-30 2006-03-31 2005-12-31 2005-09-30 2005-06-30 2005-03-31 2004-12-31 2004-09-30 2004-06-30 2004-03-31 2003-09-30 
                                                                                           
      interest income:
                                                                                           
      residential whole loans
    143,091,000 146,443,000 153,290,000 154,568,000 151,310,000 152,768,000 157,406,000 165,717,000 157,665,000 149,787,000 140,538,000 128,048,000 119,510,000 124,988,000 114,415,000 102,354,000 99,466,000 90,312,000 79,602,000 69,016,000                                                                    
      securities, at fair value
    45,753,000 40,102,000 27,708,000 28,778,000 24,670,000 19,747,000 14,742,000 13,629,000 12,992,000 13,175,000 11,945,000 9,948,000 7,308,000 12,740,000 5,612,000 5,294,000 5,275,000 14,257,000 10,629,000 15,345,000 16,459,000                                                                   
      other interest-earning assets
    491,000 523,000 515,000 528,000 398,000 717,000 4,001,000 1,177,000 1,163,000 1,467,000 2,587,000 2,622,000 2,351,000 2,366,000 2,216,000 1,349,000 1,506,000 1,168,000 524,000 108,000  761,000 3,017,000 3,165,000 2,907,000 2,880,000 1,679,000 1,287,000 1,306,000                                                           
      cash and cash equivalent investments
    2,591,000 3,356,000 4,278,000 4,470,000 4,127,000 5,097,000 5,825,000 6,308,000 5,011,000 5,448,000 4,095,000 3,732,000 3,036,000 2,783,000 1,629,000 324,000 102,000 105,000 126,000 59,000 54,000 30,000 100,000 60,000 486,000 690,000 903,000 1,036,000 764,000 588,000 754,000 685,000 909,000 1,395,000 1,452,000 1,047,000 355,000 243,000 221,000 170,000 140,000 42,000 32,000 29,000 27,000 26,000 20,000 17,000 26,000 31,000 21,000 36,000 36,000 43,000 38,000 27,000 19,000 30,000 25,000 27,000 54,000 99,000 121,000 112,000 53,000 77,000 149,000 260,000 611,000 1,018,000 1,529,000 2,151,000 3,031,000               
      interest income
    191,926,000 190,424,000 185,791,000 188,344,000 180,505,000 178,329,000 181,974,000 186,831,000 176,831,000 169,877,000 159,165,000 144,350,000 132,205,000 142,877,000 123,872,000 109,321,000 106,349,000 105,842,000 90,881,000 84,528,000 61,853,000 60,476,000 66,080,000 87,368,000 145,460,000 153,118,000 142,721,000 144,935,000 140,952,000 132,744,000 117,432,000 101,747,000 103,752,000 100,902,000 105,133,000 110,157,000 117,257,000 112,528,000 112,716,000 114,507,000 117,477,000 118,499,000 119,706,000 123,996,000 129,942,000 113,041,000 110,960,000 118,642,000 121,174,000 121,049,000 118,482,000 120,671,000 122,738,000 124,968,000 125,135,000 125,531,000 123,523,000 123,994,000 130,766,000 132,109,000 109,878,000 97,597,000 97,417,000 88,627,000 107,697,000 121,512,000 124,548,000 126,737,000 132,764,000 137,780,000 140,948,000 120,693,000 128,096,000               
      interest expense:
                                                                                           
      asset-backed and other collateralized financing arrangements
    127,811,000 130,192,000 124,403,000 122,523,000 118,431,000 122,996,000 126,833,000 126,755,000 123,442,000 119,665,000 109,088,000 95,884,000 88,880,000 83,277,000 67,636,000 52,805,000 39,365,000 31,770,000 25,135,000 21,640,000 26,050,000 32,041,000 50,054,000 82,085,000                                                                
      other interest expense
    4,925,000 4,751,000 4,598,000 4,545,000 4,537,000 4,530,000 4,516,000 6,587,000 5,575,000 3,748,000 3,936,000 3,961,000 3,956,000 3,949,000 3,943,000 3,937,000 3,931,000 3,925,000 3,930,000 3,915,000 4,020,000 9,003,000 5,910,000 5,906,000 11,061,000 11,352,000 11,583,000 9,154,000 8,217,000 8,438,000 7,997,000 5,576,000 4,837,000                                                       
      interest expense
    132,736,000 134,943,000 129,001,000 127,068,000 122,968,000 127,526,000 131,349,000 133,342,000 129,017,000 123,413,000 113,024,000 99,845,000 92,836,000 87,226,000 71,579,000 56,742,000 43,296,000 35,695,000 29,065,000 25,555,000 30,070,000 41,044,000 55,964,000 87,991,000 83,759,000 82,463,000 85,823,000 85,044,000 79,026,000 70,944,000 58,878,000 51,810,000 50,554,000 48,495,000 49,275,000 49,022,000 50,349,000 49,868,000 48,167,000 47,720,000 47,600,000 46,456,000 43,703,000 42,849,000 43,940,000 38,960,000 39,358,000       32,154,000 45,801,000 42,688,000      27,414,000 35,464,000 35,741,000 38,451,000 46,287,000 52,976,000 58,006,000 72,137,000 87,522,000 85,033,000 76,661,000 93,472,000  62,114,000 38,205,000 38,818,000 42,785,000 48,499,000 49,060,000 46,508,000 39,766,000 14,263,000 21,959,000    
      net interest income
    59,190,000 55,481,000 56,790,000 61,276,000 57,537,000 50,803,000 50,625,000 53,489,000 47,814,000 46,464,000 46,141,000 44,505,000 39,369,000 55,651,000 52,293,000 52,579,000 63,053,000 70,147,000 61,816,000 58,973,000 31,783,000 19,432,000 10,116,000 -623,000 61,701,000 70,655,000 56,898,000 59,891,000 61,926,000 61,800,000 58,554,000 49,937,000 53,198,000 52,407,000 55,858,000 61,135,000 66,908,000 62,660,000 64,549,000 66,787,000 69,877,000 72,043,000 76,003,000 81,147,000 86,002,000 74,081,000 71,602,000 78,073,000 80,253,000 77,622,000 76,532,000 82,193,000 82,580,000 81,914,000 79,334,000 82,843,000 83,396,000 85,183,000 92,014,000 94,914,000 75,225,000 62,128,000 61,953,000 52,886,000 69,246,000 75,225,000 71,572,000 68,731,000 60,627,000 50,258,000 55,915,000 44,032,000 34,624,000  9,366,000 9,327,000 7,367,000 11,210,000 10,308,000 8,471,000 14,634,000 21,473,000 16,111,250 20,456,000 19,897,000 24,092,000  
      reversal/(provision) for credit losses on residential whole loans
    242,000 276,000 -276,000 -791,000 -145,000 -397,000 1,942,000 1,079,000 460,000                                                                               
      reversal/(provision) for credit losses on other assets
           -26,000 -1,109,000                                                                               
      net interest income after reversal/(provision) for credit losses
    59,432,000 55,757,000 56,514,000 60,485,000 57,392,000 50,406,000 52,567,000 54,542,000 47,165,000                                                                               
      other income, net:
                                                                                           
      net gain on residential whole loans measured at fair value through earnings
    -34,761,000 4,405,000 41,293,000 33,611,000 54,380,000 -102,339,000 143,416,000 16,430,000 -11,513,000    129,174,000     -42,589,000 21,815,000 6,021,000 49,809,000 49,782,000 76,871,000 20,320,000 -52,760,000 41,415,000 40,175,000 51,473,000 25,267,000                                                           
      impairment and other net gain on securities and other portfolio investments
    -38,270,000 15,715,000 18,004,000 6,645,000 21,179,000 -26,179,000 22,928,000 -2,842,000 -4,776,000    2,931,000                                                                           
      net gain on real estate owned
    -2,981,000 -2,641,000 300,000 -2,911,000 -1,508,000 24,000 241,000 1,880,000 991,000 888,000 2,409,000 2,153,000 3,942,000 5,602,000 3,860,000 7,185,000 8,732,000 9,113,000 6,829,000 5,125,000                                                                    
      net gain on derivatives used for risk management purposes
    30,726,000 13,562,000 200,000 -18,251,000 -31,055,000 69,293,000 -56,818,000 16,087,000 49,941,000 -70,342,000 34,860,000 60,451,000 -21,208,000                                                                           
      net gain on securitized debt measured at fair value through earnings
    19,845,000 -1,534,000 -24,646,000 -7,105,000 -21,931,000 43,564,000 -75,273,000 -10,642,000 -22,462,000 -111,689,000 36,431,000 27,394,000 -51,725,000                                                                           
      lima one mortgage banking income
    7,660,000 5,730,000 5,594,000 6,087,000 5,437,000 8,476,000 8,921,000                                                                                 
      net realized gain on residential whole loans held at carrying value
       -343,000 -539,000    418,000                                                                               
      other
    1,896,000 -2,003,000 -9,786,000 -5,483,000 -1,451,000 54,000 -3,131,000 1,317,000 1,875,000 809,000 1,854,000 5,496,000 3,172,000 19,373,000 778,000 -10,269,000 -585,000 11,253,000 7,226,000 9,127,000 3,607,000 -21,255,000 7,498,000 -2,935,000 2,228,000 2,261,000 6,046,000 5,073,000 1,565,000 6,993,000 -2,998,000 1,134,000 345,000 14,579,000 -4,515,000 14,847,000 4,512,000 1,281,000 8,117,000 3,319,000 1,026,000 -1,478,000 327,000 -617,000 26,000 -1,794,000 1,251,000 708,000 -416,000 54,000 55,000 55,000 55,000 8,000 1,000 1,000    12,000                            
      other income
    -15,885,000 33,234,000 30,959,000 12,250,000 24,512,000 -7,107,000 40,284,000 29,849,000 22,402,000   -28,301,000 75,262,000 -16,435,000 -64,191,000 -76,448,000 -107,516,000 14,690,000 94,446,000 21,647,000 53,517,000 31,357,000 77,110,000 76,357,000 -790,763,000 55,397,000 62,429,000 56,862,000 51,169,000 20,950,000 48,359,000 41,006,000 47,660,000 64,985,000 29,097,000 36,944,000 27,993,000 25,681,000 33,901,000 27,030,000 22,652,000 15,720,000 16,502,000 10,163,000 9,037,000 18,353,000 17,690,000 12,336,000 6,406,000 8,848,000 5,555,000 4,125,000 3,224,000 2,943,000 7,457,000 569,000 10,652,000 -3,599,000 4,421,000  15,231,000 12,822,000 21,676,000 7,554,000 20,098,000 3,859,250 1,132,000 13,878,000    -3,532,000 -116,356,000               
      operating and other expense:
                                                                                           
      compensation and benefits
    22,159,000 16,919,000 18,185,000 19,308,000 23,257,000 18,022,000 22,417,000 21,747,000 25,468,000 19,347,000 24,051,000 21,771,000 20,630,000 17,049,000 21,063,000 19,060,000 19,556,000 20,284,000 16,210,000 8,886,000 8,437,000 1,908,000 11,657,000 8,578,000 8,899,000 7,920,000 7,920,000 7,841,000 8,554,000 7,769,000 6,868,000 7,038,000 6,748,000 5,415,000 10,892,000 7,573,000 7,793,000 7,774,000 7,078,000 7,022,000 7,407,000 6,534,000 6,482,000 6,531,000 6,746,000 7,203,000 5,970,000 5,901,000 6,507,000 4,477,000 5,294,000 5,284,000 5,273,000 5,337,000 5,984,000 5,156,000 5,612,000 3,368,000 5,477,000 4,991,000 5,123,000 3,565,000 4,106,000 4,053,000 4,368,000 3,241,000 3,710,000 3,612,000 3,502,000 1,875,000 3,264,000 2,687,000 2,644,000  1,191,000 1,446,000 1,530,000 1,558,000 1,106,000 1,346,000 1,498,000 1,555,000 1,416,000 1,368,000 1,352,000 1,467,000 1,002,000 
      other general and administrative expense
    12,154,000 10,059,000 10,769,000 10,621,000 10,291,000 9,994,000 11,430,000 10,835,000 13,044,000 11,982,000 10,605,000 11,169,000 10,391,000 7,796,000 8,812,000 10,507,000 8,697,000 8,391,000 8,659,000 7,887,000 6,792,000 7,010,000 6,611,000 7,652,000 4,575,000 4,812,000 5,022,000 5,934,000 4,645,000 4,084,000 4,155,000 5,582,000 3,832,000 3,900,000 4,081,000 5,754,000 4,225,000 3,823,000 3,709,000 4,881,000 3,918,000 4,079,000 3,538,000 4,678,000 3,457,000 3,703,000 3,831,000 4,546,000 3,964,000 3,186,000 3,434,000 3,561,000 3,180,000 2,801,000 2,666,000 3,210,000 2,803,000 3,269,000 3,031,000 2,789,000 2,161,000 2,576,000 2,003,000 2,139,000 1,853,000 1,630,000 1,713,000 1,978,000 1,868,000 1,535,000 1,465,000 1,353,000       894,000 871,000 927,000  1,138,000 684,000 763,000   
      loan servicing, financing and other related costs
    9,918,000 7,394,000 10,216,000 8,584,000 7,252,000 11,044,000 8,503,000 8,717,000 7,042,000 8,010,000 8,989,000 7,598,000 9,539,000 7,901,000 11,357,000 13,235,000 10,401,000 12,276,000 5,291,000 6,000,000 7,299,000 11,763,000 8,992,000                                                                 
      amortization of intangible assets
    300,000 300,000 300,000 800,000 800,000 800,000 800,000 800,000 800,000 800,000 800,000 1,300,000 1,300,000 1,300,000 1,300,000 3,300,000 3,300,000 3,300,000 3,300,000                                                                     
      operating and other expense
    44,531,000 34,672,000 39,470,000 39,313,000 41,600,000 39,860,000 43,150,000 42,099,000 46,354,000 40,139,000 44,445,000 41,838,000 41,860,000 34,046,000 42,532,000 46,102,000 41,954,000 44,251,000 33,460,000 22,773,000 22,528,000 20,681,000 27,260,000 64,533,000 29,106,000 25,431,000 23,728,000 23,713,000 24,238,000 21,871,000 19,781,000 20,548,000 17,463,000 16,798,000 21,150,000 17,526,000 16,427,000 15,704,000 14,954,000 14,867,000 14,459,000 14,291,000 12,995,000 12,941,000 12,459,000 12,726,000 10,410,000 11,683,000 10,471,000 7,913,000 10,759,000 10,845,000 8,453,000 15,638,000 8,650,000 8,366,000 8,415,000 6,833,000 8,745,000 8,010,000 7,591,000 6,504,000 6,415,000 6,738,000 6,667,000 5,305,000 5,867,000 6,043,000 5,832,000 4,044,000 5,168,000 5,462,000 4,211,000               
      income before income taxes
    -984,000 54,319,000 48,003,000 33,422,000 40,304,000 3,439,000 49,701,000 42,292,000                                                                                
      provision for income taxes
      -101,000 238,000 -872,000 -2,470,000 1,518,000 346,000                                                                                
      net income
    -984,000 54,319,000 48,104,000 33,184,000 41,176,000 5,909,000 48,183,000 41,946,000 23,213,000 89,746,000 -56,438,000 -25,928,000 72,784,000 6,710,000 -55,018,000 -100,367,000 -82,906,000 44,123,000 132,511,000 66,714,000 85,522,000 45,817,000 87,210,000 96,578,000 -908,995,000 100,621,000 95,599,000 93,040,000 88,857,000 60,879,000 87,132,000 70,395,000 83,395,000 100,594,000 63,805,000 79,935,000 78,060,000 72,637,000 83,011,000 78,950,000 78,070,000 73,472,000 79,510,000 78,071,000 82,173,000 79,708,000 78,882,000 78,726,000 76,188,000 78,557,000 71,328,000 75,473,000 77,351,000 69,219,000 78,141,000 74,766,000 84,713,000 70,564,000 83,699,000 79,286,000 82,865,000 61,581,000 77,214,000 48,290,000               -30,603,000 6,271,000 12,159,000 18,881,000 19,820,000 18,648,000 17,700,000 21,905,000 11,763,000 
      yoy
    -102.39% 819.26% -0.16% -20.89% 77.38% -93.42% -185.37% -261.78% -68.11% 1237.50% 2.58% -74.17% -187.79% -84.79% -141.52% -250.44% -196.94% -3.70% 51.94% -30.92% -109.41% -54.47% -8.78% 3.80% -1122.99% 65.28% 9.72% 32.17% 6.55% -39.48% 36.56% -11.93% 6.83% 38.49% -23.14% 1.25% -0.01% -1.14% 4.40% 1.13% -4.99% -7.82% 0.80% -0.83% 7.86% 1.47% 10.59% 4.31% -1.50% 13.49% -8.72% 0.95% -8.69% -1.91% -6.64% -5.70% 2.23% 14.59% 8.40% 64.19%                   -254.40% -66.37% -31.31% -13.81% 68.49%     
      qoq
    -101.81% 12.92% 44.96% -19.41% 596.84% -87.74% 14.87% 80.70% -74.13% -259.02% 117.67% -135.62% 984.71% -112.20% -45.18% 21.06% -287.90% -66.70% 98.63% -21.99% 86.66% -47.46% -9.70% -110.62% -1003.38% 5.25% 2.75% 4.71% 45.96% -30.13% 23.78% -15.59% -17.10% 57.66% -20.18% 2.40% 7.47% -12.50% 5.14% 1.13% 6.26% -7.59% 1.84% -4.99% 3.09% 1.05% 0.20% 3.33% -3.02% 10.13% -5.49% -2.43% 11.75% -11.42% 4.51% -11.74% 20.05% -15.69% 5.57% -4.32% 34.56% -20.25% 59.90%                -588.01% -48.43% -35.60% -4.74% 6.28% 5.36% -19.20% 86.22%  
      less preferred stock dividend requirement
    10,424,000 10,705,000 10,834,000 10,560,000 8,219,000 8,219,000 8,219,000 8,218,000 8,219,000 8,219,000 8,219,000 8,218,000 8,219,000 8,219,000 8,218,000 8,219,000 8,219,000 8,219,000 8,218,000 8,219,000 8,219,000 8,218,000 8,219,000 8,144,000 5,215,000                                                               
      net income available to common stock and participating securities
    -11,408,000 43,614,000 37,270,000 22,624,000 32,957,000 -2,310,000 39,964,000 33,728,000 14,994,000 81,527,000 -64,657,000 -34,146,000 64,565,000 -1,509,000 -63,236,000 -108,586,000 -91,125,000 35,904,000 124,293,000 58,495,000 77,303,000 37,599,000 78,991,000 88,434,000 -914,210,000 96,871,000 91,849,000 89,290,000 85,107,000 57,129,000 83,382,000 66,645,000 79,645,000 96,844,000 60,055,000 76,185,000 74,310,000 68,887,000 79,261,000 75,200,000 74,320,000 69,722,000 75,760,000 74,321,000 78,423,000 75,958,000 75,132,000 74,976,000 72,438,000 74,807,000 67,578,000 67,316,000 75,311,000 67,179,000 76,101,000 72,726,000 82,673,000 68,524,000 81,659,000 77,246,000 80,825,000 59,541,000 75,174,000 46,250,000                        
      basic earnings per common share
    -110 420 360 220 320 -20 380 320 140 800 -640 -340 630 -30 -620 -1,060 -860 90 280 130 170 80 170 190 -2,020 210 200 200                                                            
      diluted earnings per common share
    -110 430 350 210 310 -10 370 320 140 800 -640 -340 620 -30 -620 -1,060 -860 90 270 130 170 80 170 190 -2,020 210 200 200                                                            
      lima one - origination, servicing and other fee income
           7,619,000 7,928,000 10,822,000 12,109,000 11,477,000 8,976,000 9,206,000 12,372,000 10,673,000 14,494,000 12,957,000 9,643,000                                                                     
      reversal of provision/(provision) for credit losses on residential whole loans
             244,250 1,258,000                                                                             
      provision for credit losses on other assets
                   -28,579,000                                                                        
      net interest income after provision for credit losses
             54,340,000 47,399,000 44,211,000                                                                            
      net loss on residential whole loans measured at fair value through earnings
             -33,605,750 -132,894,000 -130,703,000                                                                            
      impairment and other net loss on securities and other portfolio investments
             -3,949,750 -14,161,000 -4,569,000                                                                            
      other loss
             -3,107,750 -59,392,000                                                                             
      (provision)/reversal of provision for credit losses on residential whole loans
               -294,000  276,500 -588,000 -1,817,000                                                                        
      reversal of provision for credit losses on residential whole loans
                13,000    3,511,000                                                                       
      net interest income after reversal of provision for credit losses
                39,382,000    66,564,000                                                                       
      net interest income after (provision)/reversal of provision for credit losses
                 57,191,000 51,705,000 22,183,000                                                                        
      net mark-to-market and other net gain on residential whole loans measured at fair value
                 -199,166,000 -291,875,000 -216,414,000 -288,375,000                                                                       
      gain on investment in lima one common equity
                      38,933,000                                                                     
      net gains on derivatives used for risk management purposes
                 63,430,250 111,816,000 47,804,000 94,101,000                                                                       
      net mark-to-market on securitized debt measured at fair value
                 61,887,000 98,858,000 84,573,000 64,117,000                                                                       
      reversal/(provision) for credit and valuation losses on residential whole loans and other financial instruments
                     3,537,000 9,709,000   -9,522,500 27,244,000 85,377,000                                                                
      net interest income after provision for credit and valuation losses
                     73,684,000 71,525,000 67,840,000 54,533,000 35,141,000 37,360,000 84,754,000 -89,126,000                                                               
      impairment and other gains and losses on securities available-for-sale and other assets
                     23,956,000 10,000,000                                                                     
      net realized gain on sales of securities and residential whole loans
                                                                                           
      loss on terminated swaps previously designated as hedges for accounting purposes
                          -7,177,000 -49,857,000                                                                
      costs associated with restructuring/forbearance agreement
                           39,966,000 4,468,000                                                               
      reversal/(provision) for credit and valuation losses on residential whole loans
                       8,867,000 22,750,000                                                                   
      impairment and other losses on securities available-for-sale and other assets
                         -116,000 -221,000 -5,094,000 -419,651,000                                                               
      net unrealized gain on securities measured at fair value through earnings
                       1,374,000 101,000                                                                   
      mfa financial, inc.consolidated statements of comprehensive income
                                                                                           
      other comprehensive
                       -9,098,000 -3,620,000                                                                   
      unrealized gains on securities available-for-sale
                       -9,589,000 -3,855,000 11,696,000 15,082,000                                                                 
      reclassification adjustment for securities sales included in net income
                                                                                           
      reclassification adjustment for impairments included in net income
                                                                                           
      derivative hedging instrument fair value changes
                                                                                           
      changes in fair value of financing agreements at fair value due to changes in instrument-specific credit risk
                       491,000 235,000 20,338,000 -22,652,000                                                                 
      reclassification adjustment for losses related to hedging instruments included in net income
                          7,176,000                                                                 
      comprehensive income before preferred stock dividends
                       57,616,000 81,902,000 77,851,000 86,756,000                                                                 
      dividends required on preferred stock
                       -8,219,000 -8,219,000 -8,218,000 -8,219,000                                                                 
      comprehensive income available to common stock and participating securities
                       49,397,000 73,683,000 69,633,000 78,537,000                                                                 
      residential whole loans held at carrying value
                        45,340,000 51,458,000 54,393,000 69,427,000 83,486,000 72,255,000 64,226,000 57,879,000 49,620,000 39,133,000 29,524,000 17,935,000 14,329,000 9,968,000 9,026,000 8,503,000 8,690,000 7,804,000 5,917,000 5,758,000 4,496,000 4,219,000 4,033,000 4,193,000 3,591,000                                           
      net realized loss on sales of securities and residential whole loans
                                                                                           
      residential mortgage securities
                         2,459,000 2,329,000 4,975,000                                                                
      msr-related assets
                         5,768,000 6,241,000 9,741,000 14,207,000 14,415,000 15,274,000 12,338,000 10,620,000                                                           
      net realized gain on sales of residential mortgage securities and residential whole loans
                          48,000 49,485,000 -238,380,000                                                               
      net unrealized gain on residential mortgage securities measured at fair value through earnings
                         2,946,000 91,000 64,438,000 -77,961,000 -1,021,000 -571,000  8,672,000                                                           
      other comprehensive income:
                                                                                           
      reclassification adjustment for mbs sales included in net income
                          -60,000                                                                 
      other comprehensive income
                         -81,197,000 -454,000                                                                 
      loan servicing and other related operating expenses
                           8,337,000 11,164,000 12,699,000 10,786,000 9,938,000 11,039,000 10,018,000 8,758,000 7,928,000 6,883,000 7,483,000 6,177,000 4,199,000 4,409,000 4,107,000 4,167,000 2,964,000 3,134,000 3,678,000 2,975,000 1,732,000                                            
      non-agency mbs
                            32,551,000 49,460,000 44,582,000 52,027,000 54,001,000 56,984,000 58,667,000 55,043,000 56,102,000 58,384,000 63,252,000 74,217,000 80,163,000 77,914,000 80,370,000 80,441,000 80,305,000 76,381,000 79,276,000 80,916,000 81,248,000 50,607,000 48,571,000 43,473,000 43,155,000 42,310,000 43,131,000 43,997,000 41,047,000 39,346,000 37,087,000 32,674,000 25,794,000 24,956,000 24,379,000 28,825,000 22,894,000                           
      agency mbs
                            8,861,000 10,380,000 11,806,000 15,274,000 18,441,000 19,508,000 14,332,000 13,170,000 15,293,000 15,341,000 15,533,000 16,587,000 17,894,000 18,523,000 18,957,000 21,592,000 23,997,000 24,805,000 23,618,000 25,739,000 31,673,000 32,539,000 33,066,000 37,609,000 39,329,000 39,064,000 36,158,000 38,037,000 42,787,000 46,010,000 47,198,000 49,550,000 53,300,000 55,880,000 59,957,000 65,982,000 60,175,000                           
      crt securities
                            2,962,000 3,038,000 4,251,000 5,094,000 6,200,000 7,437,000 7,748,000 8,695,000 9,496,000 8,817,000 8,676,000 7,846,000 6,376,000 4,873,000 3,983,000 3,222,000 2,692,000 2,095,000 1,593,000 1,524,000 1,360,000                                           
      repurchase agreements
                            72,698,000 71,111,000 74,240,000 75,890,000 70,809,000               40,223,000 41,182,000 35,890,000 35,935,000 36,690,000 36,729,000 38,700,000 37,113,000 33,397,000 34,675,000 37,128,000 39,317,000 36,252,000 36,070,000 35,226,000 34,924,000 34,535,000 33,054,000                           
      provision for credit and valuation losses on residential whole loans and other financial instruments
                            -150,827,000                                                               
      net loss on swaps not designated as hedges for accounting purposes
                            -4,239,000    -8,944,000                                                           
      net realized gain on sales of residential mortgage securities
                             11,975,000 17,708,000 7,710,000 24,609,000                                                           
      net gain on swaps not designated as hedges for accounting purposes
                             -4,316,750 -929,000 -7,394,000                                                            
      less preferred stock dividends
                             3,750,000 3,750,000 3,750,000 3,750,000 3,750,000 3,750,000 3,750,000 3,750,000 3,750,000 3,750,000 3,750,000 3,750,000 3,750,000 3,750,000 3,750,000 3,750,000 3,750,000 3,750,000 3,750,000 3,750,000 3,750,000 3,750,000 3,750,000 3,750,000 3,750,000 3,750,000 4,210,000                                    
      earnings per common share - basic and diluted
                                190 120 190 170 200 250 150 200 200 190 210 200 200 190 200 200 210 210 200 200 200 200 190 190 210 180 210 200 230 190 230 220 270                           
      msr related assets
                                 5,062,250 6,407,000 6,219,000 7,623,000 6,997,000 7,194,000                                                     
      repurchase agreements and other advances
                                 35,708,000 50,881,000 46,234,000 45,717,000 44,903,000 46,303,000 46,802,000 48,339,000 47,859,000 46,158,000 45,574,000 45,395,000 44,182,000 41,331,000                                             
      net gain on residential whole loans held at fair value
                                 26,470,750 34,942,000 32,443,000 38,498,000 41,359,000 18,679,000 16,208,000 13,773,000 14,632,000 18,701,000 14,470,000 11,881,000 7,546,000 4,979,000 3,163,000                                            
      net gain on sales of investment securities
                                 8,165,250 16,415,000 7,429,000 8,817,000                                                       
      dividends declared per share of common stock
                                 0.15 0.2 0.2 0.2 0.15 0.2 0.2 0.2 0.15 0.2 0.2 0.2 0.15 0.2 0.2 0.2 0.15 0.2 0.2 0.2 0.36 0.5 0.22 0.72 0.17 0.21 0.23 0.24 0.185 0.25   0.108 0.19 0.24  0.52 0.25 0.22  0.43 0.2 0.18   0.11 0.05 0.05           
      other-than-temporary impairments:
                                                                                           
      total other-than-temporary impairment losses
                                        -63,000  -1,255,000     -130,000 -395,000            -879,000         -6,975,000  -76,586,000                    
      portion of loss reclassed from other comprehensive income
                                       -618,000 -351,000       -168,000 -12,000                                           
      net impairment losses recognized in earnings
                                       -618,000 -414,000  -485,000     -298,000 -407,000            -920,000         -8,919,000  -7,460,000                    
      senior notes and other interest expense
                                     1,800,500 2,972,000 2,220,000 2,010,000 2,009,000 2,009,000 2,146,000 2,205,000                                               
      portion of loss recognized in/(reclassed from) other comprehensive income
                                     -242,250     770,000                                                 
      net gain on sales of mbs and u.s. treasury securities
                                     9,047,000 14,933,000 5,889,000 9,708,000                                                   
      other interest-earning investments
                                       1,957,000 1,699,000                                                   
      non-agency mbs transferred to consolidated vies
                                        2,080,000 3,171,000 3,268,000 3,324,000 5,847,000 10,957,000 11,154,000 11,595,000 12,043,000 25,014,000 29,303,000 37,543,000 38,664,000 39,644,000 39,172,000 38,601,000 38,868,000 39,569,000 40,812,000 43,280,000 44,410,000 43,128,000 46,405,000 37,275,000 26,755,000                           
      gain on sales of mbs
                                         9,768,000 7,083,000 9,241,000 9,745,000 6,312,000 11,196,000 7,617,000 6,435,000            2,953,000                               
      securitized debt
                                             265,000 363,000 618,000 750,000 1,062,000 1,415,000 1,871,000 2,185,000 2,719,000 2,830,000 3,075,000 3,476,000 3,920,000 4,477,000 4,652,000 4,057,000 3,585,000 3,828,000 2,660,000 1,599,000                           
      senior notes
                                             2,009,000 2,009,000 2,008,000 2,008,000 2,008,000 2,008,000 2,008,000 2,007,000 2,008,000 2,007,000 2,006,000 2,007,000 2,006,000 2,007,000 1,784,000                                
      unrealized net gains and net interest income from linked transactions
                                                 7,506,000 2,559,000 3,776,000 3,251,000 1,440,000 544,000 -295,000 1,536,000 1,166,000 3,177,000 568,000 7,699,000 -6,955,000 733,000  14,850,000                           
      excise tax and interest
                                                 -13,000  1,175,000  250,000  2,000,000                                    
      net income on residential whole loans held at fair value
                                                2,576,000                                           
      other investment related operating expenses
                                                2,256,000 1,833,000 609,000 61,000                                        
      unrealized losses on tba short positions
                                                     -2,181,000 -8,724,000                                     
      gain on sales of mbs and u.s. treasury securities
                                                 12,194,000 13,880,000 7,852,000 3,571,000 6,147,000 13,680,000 4,365,000 1,633,000                                   
      impairment of resecuritization related costs
                                                      2,031,000                                     
      less issuance costs of redeemed preferred stock
                                                       3,947,000                                    
      total interest expense
                                                   40,569,000 40,921,000 43,427,000 41,950,000 38,478,000 40,158,000    40,127,000 38,811,000 38,752,000 37,195,000 34,653,000                           
      less: preferred stock dividends
                                                        2,040,000 2,040,000 2,040,000 2,040,000 2,040,000 2,040,000 2,040,000 2,040,000 2,040,000 2,040,000 2,040,000 2,040,000 2,040,000 2,040,000 2,040,000 2,040,000 2,040,000 2,040,000 2,040,000 2,040,000 2,040,000  2,040,000 2,040,000 2,040,000 2,040,000 2,040,000 2,040,000 2,040,000 2,040,000 1,758,000 1,062,000 756,000   
      portion of loss recognized in/(reclassified from) other comprehensive income
                                                             2,291,750 10,922,000                             
      gains on sales of mbs
                                                         1,808,000 4,279,000          33,739,000                       
      revenue from operations of real estate held-for-sale
                                                             286,500 390,000 375,000 381,000                           
      real estate held-for-sale operating expense
                                                                                           
      portion of loss reclassified from other comprehensive income
                                                                                           
      other income:
                                                                                           
      gains on sale of mbs
                                                             1,049,000 4,196,000   8,434,750                          
      loss on termination of repurchase agreements
                                                                                           
      real estate held-for-sale operating expense, mortgage interest and prepayment penalty
                                                             193,500 237,000 230,000                            
      dividends declared on common stock
                                                               250 235                           
      real estate held-for-sale operating expense and mortgage interest
                                                                307,000                           
      mbs
                                                                 73,363,750 97,296,000 88,515,000 107,644,000 121,435,000 124,399,000                     
      portion of loss (reclassified from)/recognized in other comprehensive income
                                                                                           
      gains on mbs forwards
                                                                 10,326,000 21,307,000                         
      revenue from operations of real estate
                                                                 364,000 369,000 357,000 374,000 375,000 378,000 384,000 383,000 384,000 407,000 398,000 414,000  396,000 390,000 388,000 694,000 1,058,000 1,079,000 1,017,000 1,033,000 1,058,000 1,031,000 1,035,000 1,002,000 723,000 
      miscellaneous other income
                                                                       -1,000 44,000 51,000 68,000 87,000 92,000      226,000 93,000 20,000 12,000 14,000 7,000 12,000 162,000  
      real estate operating expense, mortgage interest and prepayment penalty
                                                                 363,000 306,000 546,000                        
      earnings per share - basic and diluted
                                                                 0.21 0.27 0.16                        
      gain on mbs forwards
                                                                   7,197,000 12,800,000 8,075,000 754,000                     
      portion of loss recognized in other comprehensive income
                                                                     -1,944,000  69,126,000                    
      losses on termination of repurchase agreements
                                                                                           
      real estate operating expense and mortgage interest
                                                                    446,000 434,000 444,000 453,000 462,000 465,000 439,000 424,000 449,000               
      net income before preferred stock dividends
                                                                    82,677,000 78,573,000 66,837,000 69,106,000 53,673,000 46,649,000 50,053,000 35,038,000 -85,943,000  6,451,000 7,077,000            
      net income to common stockholders
                                                                    80,637,000 76,533,000 64,797,000 67,066,000 51,633,000 44,609,000 48,013,000 32,998,000 -87,983,000               
      income per share of common stock:
                                                                                           
      basic and diluted
                                                                    0.29                       
      net gain on sale of mbs
                                                                     9,122,000  13,495,000     -24,530,000               
      loss on early termination of swaps
                                                                                           
      new business initiative
                                                                         169,000  998,000                
      income per share of common stock: basic and diluted
                                                                     0.195 0.25                     
      investment securities
                                                                       126,477,000 132,153,000 136,762,000 139,419,000 118,542,000 125,065,000               
      income per share of common stock-basic and diluted
                                                                       0.3                    
      net loss on sale of mbs
                                                                                           
      other-than-temporary impairment on investments securities
                                                                        -1,549,000    -851,000               
      loss on termination of swaps
                                                                          -986,000                 
      other losses
                                                                        -1,122,000 435,000 -694,000                 
      income per share of common stock–basic and diluted
                                                                        0.23                   
      net loss on sales of mbs
                                                                         -6,132,500                  
      other-than-temporary impairment on investment securities
                                                                          -183,000 -4,017,000                
      income from continuing operations
                                                                         46,649,000 50,053,000    7,500,000 7,078,000 -19,677,000           
      discontinued operations:
                                                                                           
      gains-tax refunds
                                                                                           
      income from discontinued operations
                                                                              3,656,000 -1,000 -56,000 -37,000          
      income per share of common stock:
                                                                                           
      income per share from continuing operations – basic and diluted
                                                                         0.25 0.24                 
      income from discontinued operations – basic and diluted
                                                                                 0.06          
      income per share of common stock – basic and diluted
                                                                         0.25 0.24 0.2 -0.61               
      weighted average shares outstanding:
                                                                                           
      basic
                                                                          199,406 165,896                
      diluted
                                                                          199,849 165,925                
      gain on early termination of swaps
                                                                                           
      net loss on early termination of swaps
                                                                            -91,481,000               
      other general and administrative
                                                                            1,118,000  755,000 942,000 961,000 1,117,000    959,000    749,000 541,000 
      mbs income
                                                                              70,836,000 47,061,000 45,645,000 53,329,000 57,708,000 56,396,000 60,752,000 60,942,000 54,003,000 42,210,000 38,678,000 40,066,000 26,290,000 
      interest income on temporary cash investments
                                                                              419,250 471,000 540,000 666,000    297,000 264,000 205,000 171,000 167,000 192,000 
      total interest income
                                                                              71,480,000 47,532,000 46,185,000 53,995,000 58,807,000 57,531,000 61,142,000 61,239,000 30,374,250 42,415,000 38,849,000 40,233,000  
      other operating income:
                                                                                           
      gain
                                                                              -5,778,250 36,000            
      miscellaneous other
                                                                              146,750 143,000 205,000 239,000          
      total other operating income
                                                                              -5,341,500 569,000 -24,153,000           
      operating and other income:
                                                                                           
      real estate operating expense
                                                                              199,000 261,000 237,000 473,000 690,000 742,000 674,000 699,000 704,000 739,000 708,000 709,000 466,000 
      mortgage interest on real estate
                                                                              170,000 169,000 163,000 297,000 421,000 423,000 413,000 424,000 425,000 426,000 421,000 426,000 301,000 
      total operating and other income
                                                                              2,200,500 2,818,000 2,891,000           
      gain on sale of real estate, net of tax of 1,820
                                                                              1,176,250   4,705,000          
      net income available to common stockholders
                                                                              4,411,000 5,037,000 -21,773,000 12,923,000 -32,643,000 4,231,000 10,119,000 16,841,000 18,062,000 17,586,000 16,944,000   
      earnings
                                                                                           
      earnings from continuing operations – basic and diluted
                                                                              109.97 60            
      earnings from discontinued operations – basic and diluted
                                                                              -59.96             
      earnings per share of common stock – basic and diluted
                                                                              -0.013 0.06            
      loss on sale of mbs
                                                                                -24,746,000           
      income before preferred stock dividends
                                                                                -19,733,000 14,963,000          
      income from continuing operations – basic and diluted
                                                                                -270 0.1          
      earnings per share – basic and diluted
                                                                                -0.27 0.16          
      gain on sale of mbs
                                                                                 1,597,000          
      total other income
                                                                                 2,530,000 816,000 1,182,000 1,037,000 1,045,000 1,072,000 1,409,000 1,047,000 1,164,000 977,000 
      total operating and other expense
                                                                                 3,445,000 3,111,000 3,382,000 3,512,000 3,637,000 3,683,000 3,217,000 3,244,000 3,351,000 2,310,000 
      income before discontinued operations and preferred
                                                                                           
      stock dividends
                                                                                 10,295,000          
      discontinued operations
                                                                                 4,668,000          
      earnings per share of common stock:
                                                                                           
      weighted average shares outstanding – basic
                                                                                 79,950      78,607  68,910  
      weighted average shares outstanding – diluted
                                                                                 79,973        69,001  
      interest income on cash investments
                                                                                  455,500 1,135,000 390,000       
      gain on sale of securities
                                                                                  2,500 10,000        
      earnings per share – basic
                                                                                  0.095 0.05 0.12 0.2      
      weighted-average shares outstanding – basic
                                                                                   82,342 82,385 82,243 76,168  76,214   
      earnings per share – diluted
                                                                                  0.095 0.05 0.12 0.2      
      weighted-average shares outstanding – diluted
                                                                                   82,370 82,418 82,285 76,217     
      loss from equity interests in real estate
                                                                                           
      gain (loss) on sale of securities
                                                                                      92,750 371,000    
      gain on sale of real estate and equity investments in
                                                                                           
      real estate
                                                                                           
      income per share available to common stockholders:
                                                                                           
      net income per share
                                                                                      0.19 0.22 0.22 0.32 0.21 
      weighted average shares of common stock and common
                                                                                           
      stock equivalents outstanding – diluted
                                                                                      18,660 78,653    
      interest expense on repurchase agreements
                                                                                        18,952,000 16,141,000 13,386,000 
      income from equity interests in real estate
                                                                                          -227,000 
      weighted-average shares of common stock and common stock equivalents outstanding – diluted
                                                                                        76,260   
      loss from equity interest in real estate
                                                                                           
      income per share:
                                                                                           
      interest and dividend income:
                                                                                           
      corporate debt securities income
                                                                                           
      dividend income
                                                                                           
      total interest and dividend income
                                                                                          26,482,000 
      net interest and dividend income
                                                                                          13,096,000 
      net loss on sale securities
                                                                                          -599,000 
      gain on sale of real estate and equity investments in real
                                                                                           
      estate
                                                                                          1,080,000 
      other-than-temporary impairment on investment
                                                                                           
      securities
                                                                                           
      weighted average shares outstanding - basic
                                                                                  82,025        57,248 
      weighted average shares outstanding - diluted
                                                                                  82,025        57,337 
    Balance Sheets:
    Quarterly
    Annual
      Unit: USD2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-03-31 2019-12-31 2019-09-30 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-06-30 2017-03-31 2016-12-31 2016-09-30 2016-06-30 2016-03-31 2015-12-31 2015-09-30 2015-06-30 2015-03-31 2014-12-31 2014-09-30 2014-06-30 2014-03-31 2013-12-31 2013-09-30 2013-06-30 2013-03-31 2012-12-31 2012-09-30 2012-06-30 2012-03-31 2011-12-31 2011-09-30 2011-06-30 2011-03-31 2010-12-31 2010-09-30 2010-06-30 2010-03-31 2009-12-31 2009-09-30 2009-06-30 2009-03-31 2008-12-31 2008-09-30 2008-06-30 2008-03-31 2007-12-31 2006-12-31 2006-09-30 2006-06-30 2006-03-31 2005-12-31 2005-09-30 2005-06-30 2005-03-31 2004-12-31 2004-09-30 2004-06-30 2004-03-31 2003-09-30 
                                                                                           
        assets:
                                                                                           
        residential whole loans
      8,813,834,000 8,819,525,000 8,784,358,000 8,811,224,000 9,027,371,000 9,186,236,000 9,118,665,000 9,041,292,000 8,424,216,000 8,139,786,000 7,794,250,000 7,518,739,000 8,194,049,000 8,190,581,000 8,261,905,000 7,913,000,000 7,081,462,000 5,550,979,000                          207,923,000                                          
        securities, at fair value
      2,259,657,000 1,829,809,000 1,790,285,000 1,537,513,000 1,140,036,000 863,289,000 736,950,000 746,090,000 723,959,000 594,294,000 504,639,000 333,364,000 227,407,000 245,613,000 250,171,000 256,685,000 283,037,000 302,835,000 350,115,000                                                                   
        cash and cash equivalents
      305,172,000 275,731,000 253,713,000 338,931,000 305,560,000 289,412,000 306,266,000 318,000,000 300,089,000 329,391,000 362,452,000 334,183,000 434,086,000 385,598,000 410,939,000 304,696,000 526,241,000 906,409,000 780,714,000 814,354,000 884,171,000 666,172,000 116,465,000 70,629,000 154,193,000 88,661,000 76,579,000 51,965,000 104,186,000 54,880,000 214,686,000 449,757,000 608,173,000 745,480,000 421,572,000 260,112,000 288,698,000 182,765,000 146,236,000 165,007,000 174,160,000 218,492,000 168,717,000 182,437,000 423,891,000 343,719,000 274,672,000 565,370,000 503,852,000 448,282,000 601,570,000 401,293,000 450,442,000 593,376,000 374,621,000 394,022,000 421,026,000 503,228,000 629,423,000 345,243,000 270,925,000 531,543,000 768,656,000 653,460,000 486,695,000 282,492,000 405,567,000 361,167,000 438,530,000 231,857,000 339,767,000 234,410,000 47,200,000 53,143,000 54,879,000 74,944,000 64,301,000 132,834,000 91,982,000 77,547,000 68,341,000 45,213,000  68,608,000 167,425,000 
        restricted cash
      231,797,000 269,224,000 219,581,000 262,381,000 197,348,000 252,015,000 222,905,000 170,211,000 153,449,000 174,005,000 165,137,000 159,898,000 167,310,000 159,745,000 144,600,000 99,751,000 55,507,000 8,839,000 5,150,000 7,165,000 5,303,000 7,680,000 216,902,000 64,035,000 38,998,000 31,056,000 41,999,000 36,744,000 6,489,000 3,298,000 7,100,000 13,307,000 15,440,000 11,843,000 10,980,000 58,463,000 122,656,000 143,084,000 123,676,000 71,538,000 109,997,000 68,057,000 93,287,000 67,255,000 43,751,000 54,430,000 26,139,000 37,520,000 59,275,000 3,020,000 5,017,000 5,016,000 7,013,000 9,009,000 13,005,000 15,502,000 22,498,000 22,993,000 34,565,000 41,927,000 41,213,000 43,393,000 39,387,000 67,504,000 44,009,000 39,930,000 78,819,000 70,749,000  387,000 33,055,000 4,517,000              
        other assets
      487,021,000 480,398,000 471,569,000 459,555,000 489,531,000 485,973,000 489,344,000 497,097,000 503,087,000 498,755,000 485,129,000 766,221,000 496,994,000 498,089,000 857,343,000 565,556,000 541,603,000 439,347,000 392,726,000 385,381,000 571,614,000 613,474,000 1,171,639,000 784,251,000 735,209,000 607,745,000 551,618,000 527,785,000 406,069,000 618,148,000 303,920,000 238,847,000 233,357,000 287,470,000 286,495,000 280,295,000 208,049,000 227,555,000 176,082,000                                               
        total assets
      12,097,481,000 11,674,687,000 11,519,506,000 11,409,604,000 11,159,846,000 11,076,925,000 10,874,130,000 10,772,690,000 10,104,800,000 9,736,231,000 9,311,607,000 9,112,405,000 9,519,846,000 9,479,626,000 9,924,958,000 9,139,688,000 8,487,850,000 7,208,409,000 6,717,960,000 6,932,300,000 7,483,259,000 7,567,408,000 11,130,337,000 13,567,364,000 13,104,821,000 13,208,092,000 12,801,613,000 12,420,327,000 11,781,993,000 10,644,763,000 10,615,212,000 10,954,734,000 11,103,459,000 11,536,816,000 11,900,106,000 12,484,022,000 12,751,389,000 12,827,548,000 12,844,441,000 13,167,323,000 13,384,403,000 13,654,883,000 13,901,755,000 12,354,744,000 12,242,777,000 12,650,861,000 12,792,989,000 12,471,908,000 12,598,554,000 13,196,711,000 13,652,752,000 13,517,550,000 13,735,169,000 12,891,623,000 12,451,724,000 11,750,634,000 11,994,763,000 11,927,054,000 11,436,361,000 8,687,407,000 8,478,004,000 8,684,334,000 8,434,713,000 9,627,209,000 9,999,002,000 9,806,194,000 10,517,718,000 10,641,419,000 10,779,054,000 10,809,469,000 8,551,765,000 8,605,859,000 6,443,967,000 4,714,086,000 3,535,931,000 4,670,848,000 5,846,917,000         
        liabilities:
                                                                                           
        financing agreements
      9,841,991,000 9,505,802,000 9,367,218,000 9,155,461,000 8,922,502,000 8,891,042,000 8,685,916,000 8,536,745,000 8,037,973,000 7,568,177,000 7,101,318,000 6,812,086,000 7,289,440,000 7,132,366,000 7,028,211,000 6,378,782,000 5,550,808,000 4,428,791,000 3,995,982,000 4,336,976,000 4,851,121,000 5,011,356,000                                                                
        other liabilities
      433,979,000 346,758,000 313,884,000 412,351,000 356,876,000 302,641,000 304,027,000 336,030,000 218,311,000 223,285,000 191,683,000 311,470,000 196,475,000 200,872,000 547,792,000 218,058,000 335,955,000 253,081,000 179,712,000 70,522,000 66,482,000 35,001,000 921,482,000 1,043,591,000 1,129,973,000 1,174,077,000 887,369,000 1,125,139,000 951,483,000 978,007,000 553,403,000 574,335,000 246,278,000 249,949,000 99,581,000 155,352,000 213,329,000 233,019,000 217,214,000                                               
        total liabilities
      10,275,970,000 9,852,560,000 9,681,102,000 9,567,812,000 9,279,378,000 9,193,683,000 8,989,943,000 8,872,775,000 8,256,284,000 7,791,462,000 7,293,001,000 7,123,556,000 7,485,915,000 7,333,238,000 7,576,003,000 6,596,840,000 5,886,763,000 4,681,872,000 4,175,694,000 4,407,498,000 4,917,603,000 5,046,357,000 8,689,662,000 10,183,412,000 9,701,395,000 9,804,719,000 9,397,082,000 9,004,226,000 8,229,753,000 7,438,150,000 7,379,781,000 7,693,098,000 7,845,808,000 8,262,172,000 8,844,159,000 9,450,120,000 9,717,951,000 9,879,880,000 9,982,795,000 10,200,062,000 10,332,621,000 10,509,214,000 10,693,583,000 9,151,472,000 8,989,033,000 9,375,567,000 9,588,402,000 9,329,657,000 9,525,029,000 10,032,209,000 10,387,204,000 10,206,544,000 10,496,015,000 10,135,822,000 9,686,230,000 9,252,874,000 9,353,539,000 9,171,296,000 8,547,957,000 6,436,960,000 6,187,046,000 6,456,177,000 6,189,654,000 7,458,947,000 7,783,729,000 8,155,612,000 9,058,149,000 9,384,342,000 9,474,952,000 9,410,602,000 7,500,070,000 7,678,596,000 5,765,409,000 4,034,074,000 2,878,950,000 4,007,719,000 5,185,815,000         
        commitments and contingencies
                                                                                    6,405,765,000       
        stockholders’ equity:
                                                                                           
        preferred stock, 0.01 par value...
      81,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000                                                                 
        common stock, 0.01 par value...
      1,022,000 1,027,000 1,027,000 1,021,000 1,021,000 1,021,000 1,021,000 1,019,000 1,019,000 1,019,000 1,019,000 1,018,000 1,018,000 1,018,000 1,050,000 4,326,000 4,409,000 4,408,000 4,461,000 4,517,000 4,533,000                                                                 
        additional paid-in capital, in excess of par
      3,716,912,000 3,715,943,000 3,712,924,000 3,711,046,000 3,709,534,000 3,707,886,000 3,703,242,000 3,698,767,000 3,695,406,000 3,691,233,000 3,687,285,000 3,684,291,000 3,681,784,000 3,679,078,000 3,722,974,000 3,772,238,000 3,807,237,000 3,804,830,000 3,825,606,000 3,848,129,000 3,924,584,000 3,922,399,000 3,906,613,000 3,640,341,000 3,634,140,000 3,625,399,000 3,622,636,000 3,623,275,000 3,620,268,000 3,230,055,000 3,227,550,000 3,227,304,000 3,219,398,000 3,214,701,000 3,030,603,000 3,029,062,000 3,023,033,000 3,021,861,000 3,019,891,000 3,019,956,000 3,017,355,000 3,016,362,000 3,014,594,000 3,013,634,000 3,002,549,000 2,991,927,000 2,981,287,000 2,972,369,000 2,977,190,000 2,949,483,000 2,813,878,000 2,805,724,000 2,804,688,000 2,802,293,000 2,797,475,000 2,795,925,000 2,792,491,000 2,791,092,000 2,789,872,000 2,184,493,000 2,183,163,000 2,182,444,000 2,181,451,000 2,180,605,000 2,179,942,000 1,793,315,000 1,792,751,000 1,775,933,000 1,702,242,000 1,643,614,000 1,338,842,000 1,085,760,000 776,743,000 765,561,000 765,441,000 768,020,000          
        accumulated deficit
      -1,900,942,000 -1,899,922,000 -1,883,953,000 -1,879,941,000 -1,840,399,000 -1,843,507,000 -1,839,792,000 -1,817,759,000 -1,862,452,000 -1,761,093,000 -1,690,113,000 -1,717,991,000 -1,680,129,000 -1,570,817,000 -1,417,115,000 -1,279,484,000 -1,267,504,000 -1,347,466,000 -1,361,664,000 -1,405,327,000 -1,408,910,000 -1,451,783,000 -1,548,361,000 -631,040,000 -637,161,000 -638,396,000 -637,286,000 -632,040,000 -598,971,000 -592,218,000 -578,913,000 -578,950,000 -596,022,000 -576,482,000 -573,127,000 -572,641,000 -566,917,000 -571,709,000 -572,445,000 -572,332,000 -567,649,000 -569,055,000 -569,031,000 -568,596,000 -570,106,000 -571,421,000 -572,627,000 -571,544,000 -573,065,000 -457,586,000              -202,189,000 -132,400,000 -141,296,000 -159,182,000 -210,815,000 -163,410,000 -171,698,000 -177,246,000 -89,263,000 -68,637,000 -64,142,000 -65,177,000 -39,392,000 -52,315,000 -11,481,000 -5,325,000 -489,000 -17,330,000    -15,175,000 
        accumulated other comprehensive income
      4,327,000 4,889,000 8,216,000 9,476,000 10,122,000 17,652,000 19,526,000 17,698,000 14,353,000 13,420,000 20,225,000 21,341,000 31,068,000 36,919,000 41,856,000 45,578,000 56,755,000 64,575,000 73,673,000 77,293,000 45,259,000 45,713,000 77,702,000 370,047,000 401,850,000 411,784,000 414,596,000 420,288,000 526,368,000 564,711,000 582,730,000 609,224,000 630,226,000 632,382,000 594,663,000 573,682,000 573,531,000 493,726,000 410,410,000 515,851,000 598,294,000 694,580,000 758,828,000 754,453,000 817,534,000 851,033,000 792,185,000 737,695,000 665,662,000 668,904,000 892,372,000 761,977,000 686,449,000 206,184,000 210,851,000  59,924,000 167,972,000 289,714,000 254,680,000 226,215,000 185,778,000 182,320,000 187,007,000 164,893,000                    -3,388,000 
        total stockholders’ equity
      1,821,511,000 1,822,127,000 1,838,404,000 1,841,792,000 1,880,468,000 1,883,242,000 1,884,187,000 1,899,915,000 1,848,516,000 1,944,769,000 2,018,606,000 1,988,849,000 2,033,931,000 2,146,388,000 2,348,955,000 2,542,848,000 2,601,087,000 2,526,537,000 2,542,266,000 2,524,802,000 2,565,656,000 2,521,051,000 2,440,675,000 3,383,952,000 3,403,426,000 3,403,373,000 3,404,531,000 3,416,101,000 3,552,240,000 3,206,613,000 3,235,431,000 3,261,636,000 3,257,651,000 3,274,644,000 3,055,947,000 3,033,902,000 3,033,438,000 2,947,668,000 2,861,646,000 2,967,261,000 3,051,782,000 3,145,669,000 3,208,172,000 3,203,272,000 3,253,744,000 3,275,294,000 3,204,587,000 3,142,251,000 3,073,525,000 3,164,502,000 3,265,548,000 3,311,006,000 3,239,154,000 2,755,801,000 2,765,494,000 2,497,760,000 2,641,224,000 2,755,758,000 2,888,404,000 2,250,447,000 2,290,958,000 2,228,157,000 2,245,059,000 2,168,262,000 2,215,273,000 1,650,582,000 1,459,569,000 1,257,077,000 1,304,102,000 1,398,867,000 1,051,695,000 927,263,000 678,558,000 680,012,000 656,981,000 663,129,000 661,102,000         
        total liabilities and stockholders’ equity
      12,097,481,000 11,674,687,000 11,519,506,000 11,409,604,000 11,159,846,000 11,076,925,000 10,874,130,000 10,772,690,000 10,104,800,000 9,736,231,000 9,311,607,000 9,112,405,000 9,519,846,000 9,479,626,000 9,924,958,000 9,139,688,000 8,487,850,000 7,208,409,000 6,717,960,000 6,932,300,000 7,483,259,000 7,567,408,000 11,130,337,000 13,567,364,000 13,104,821,000 13,208,092,000 12,801,613,000 12,420,327,000 11,781,993,000 10,644,763,000 10,615,212,000 10,954,734,000 11,103,459,000 11,536,816,000 11,900,106,000 12,484,022,000 12,751,389,000 12,827,548,000 12,844,441,000 13,167,323,000 13,384,403,000 13,654,883,000 13,901,755,000 12,354,744,000 12,242,777,000 12,650,861,000 12,792,989,000 12,471,908,000 12,598,554,000 13,196,711,000 13,652,752,000 13,517,550,000 13,735,169,000 12,891,623,000 12,451,724,000 11,750,634,000 11,994,763,000 11,927,054,000 11,436,361,000 8,687,407,000 8,478,004,000 8,684,334,000 8,434,713,000 9,627,209,000 9,999,002,000 9,806,194,000 10,517,718,000 10,641,419,000 10,779,054,000 10,809,469,000 8,551,765,000 8,605,859,000 6,443,967,000 4,714,086,000 3,535,931,000 4,670,848,000          
        residential whole loans:
                                                                                           
        residential whole loans, at carrying value
                        3,932,300,000 4,195,332,000 4,493,805,000 4,813,119,000 5,934,042,000 6,066,345,000 4,969,414,000 4,391,983,000 3,724,146,000 3,016,715,000 2,471,567,000 1,906,242,000 1,099,876,000 908,516,000 639,216,000 661,319,000 573,715,000 590,540,000 550,623,000 392,172,000 376,235,000 271,845,000 245,894,000 245,402,000 242,777,000                                           
        residential whole loans, at fair value
                        1,320,199,000 1,216,902,000 1,229,664,000 1,200,981,000 1,243,792,000 1,381,583,000 1,453,169,000 1,525,814,000 1,512,337,000 1,665,978,000 1,449,365,000 1,502,986,000 1,555,620,000 1,325,115,000 1,103,518,000 983,270,000 775,152,000 814,682,000 797,191,000 684,582,000 647,360,000 623,276,000 531,537,000 183,861,000 144,507,000 143,472,000                                          
        allowance for credit losses on residential whole loans held at carrying value
                        -63,244,000 -86,833,000 -106,246,000 -136,589,000                                                                
        total residential whole loans
                        5,189,255,000 5,325,401,000 5,617,223,000 5,877,511,000 6,959,823,000                                                               
        residential mortgage securities, at fair value
                         161,000,000 152,765,000 148,343,000                                                                
        mortgage servicing rights
                         238,999,000 252,183,000 254,228,000 738,054,000 1,217,002,000 1,164,284,000 1,169,872,000 825,363,000 611,807,000 565,272,000 381,390,000 455,124,000 492,080,000 411,840,000                                                     
        preferred stock, .01 par value...
                           80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000 80,000    38,000 38,000 38,000 38,000 38,000 38,000 38,000 38,000 38,000 38,000 38,000 38,000 38,000 38,000 38,000 38,000 38,000 38,000 38,000 38,000 38,000 38,000         38,000     
        common stock, .01 par value...
                           4,532,000 4,531,000 4,524,000 4,517,000 4,506,000 4,505,000 4,498,000 4,495,000 3,985,000 3,984,000 3,978,000 3,969,000 3,963,000 3,728,000 3,719,000 3,711,000 3,710,000 3,710,000 3,706,000 3,702,000 3,702,000 3,701,000 3,701,000 3,687,000 3,675,000 3,662,000 3,651,000 3,658,000 3,621,000 3,584,000 3,575,000 3,570,000 3,569,000 3,563,000 3,561,000 3,556,000 3,554,000 3,553,000 2,805,000 2,803,000 2,803,000 2,802,000 2,801,000 2,800,000 2,225,000 2,224,000 2,195,000 2,067,000 1,978,000 1,517,000 1,229,000         820,000     
        allowance for credit and valuation losses on residential whole loans held at carrying value and held-for-sale
                            -218,011,000                                                               
        residential mortgage securities:
                                                                                           
        non-agency mbs, at fair value
                            1,119,940,000 2,063,529,000 2,397,789,000 2,728,270,000 3,099,272,000 3,318,299,000 3,334,610,000 3,242,967,000 3,398,254,000 3,533,966,000 3,911,660,000 4,592,275,000 5,468,178,000 5,651,412,000 5,721,796,000 5,911,206,000 5,902,305,000 5,822,519,000 5,895,371,000 6,222,676,000 6,161,390,000 3,358,426,000 3,311,062,000 2,801,049,000 2,801,336,000 2,569,766,000 2,632,659,000 2,857,418,000 2,795,645,000 2,762,006,000 2,541,846,000 2,129,359,000 1,756,565,000 1,492,376,000 1,431,102,000 1,337,967,000 1,462,374,000 1,372,383,000 1,804,776,000 1,564,021,000 1,312,030,000                       
        agency mbs, at fair value
                            553,413,000 1,664,582,000 1,813,873,000 2,257,375,000 2,546,597,000 2,698,213,000 2,905,490,000 2,362,897,000 2,647,148,000 2,824,681,000 3,019,304,000 3,248,007,000 3,494,614,000 3,738,497,000 4,021,535,000 4,307,882,000 4,544,883,000 4,752,244,000 5,020,477,000 5,331,211,000 5,671,195,000 5,904,207,000 6,174,176,000 6,549,451,000 6,841,033,000 6,519,221,000 6,697,689,000 6,937,911,000 7,153,905,000 7,225,460,000 7,476,848,000 7,014,611,000 7,059,629,000 7,137,531,000 7,519,002,000 7,295,275,000 7,374,510,000 5,980,623,000                          
        credit risk transfer
                            254,101,000 255,408,000 377,892,000 407,316,000 423,702,000 492,821,000                                                          
        repurchase agreements
                            7,768,180,000 9,139,821,000 8,571,422,000 8,630,642,000 8,509,713,000 7,879,087,000 7,278,270,000 5,892,228,000            9,635,036,000 9,809,586,000 8,267,388,000 8,125,723,000 8,384,101,000 8,606,129,000 8,339,297,000 8,568,171,000 8,909,283,000 8,902,827,000 8,752,472,000 8,832,326,000 8,368,407,000 7,908,932,000 7,813,159,000 8,017,663,000 7,870,251,000 7,652,713,000 5,992,269,000 5,995,447,000 6,274,220,000 6,013,875,000 7,195,827,000 7,575,287,000 7,951,931,000 8,772,641,000 9,038,836,000 9,379,474,000 9,310,176,000 7,311,767,000 7,526,014,000 5,722,711,000 3,986,090,000 2,835,200,000 3,953,000,000 5,099,532,000 5,741,132,000 6,323,743,000 6,311,874,000 6,113,032,000 5,484,029,000 1,537,152,000 5,155,660,000 3,764,118,000 
        mortgage-backed securities (“mbs”) and credit risk transfer (“crt”) securities:
                                                                                           
        crt securities, at fair value
                                  538,945,000 571,955,000 679,491,000 664,403,000 653,633,000 636,315,000 498,067,000 404,850,000 347,640,000 272,569,000 215,803,000 183,582,000 149,968,000 128,910,000 127,182,000 102,983,000                                          
        payable for unsettled mbs and residential whole loans purchases
                                   567,915,000   124,006,000 364,389,000                                                    
        securities obtained and pledged as collateral, at fair value
                                    253,993,000 504,062,000 507,318,000 370,837,000 371,333,000 510,767,000 506,182,000 512,059,000 513,409,000 507,443,000 509,620,000 498,336,000 506,861,000 512,105,000 442,370,000 446,375,000 435,888,000 383,743,000 252,796,000 405,458,000 408,118,000 408,833,000 509,704,000 512,907,000 503,740,000 306,401,000                              
        repurchase agreements and other advances
                                    6,558,860,000 6,614,701,000 6,871,443,000 7,040,844,000 8,137,102,000 8,687,268,000 8,697,756,000 9,038,087,000 9,143,645,000 9,388,902,000 9,475,834,000                                             
        obligation to return securities obtained as collateral, at fair value
                                    253,993,000 504,062,000 507,318,000 510,237,000 510,733,000 510,767,000 506,182,000 512,059,000 513,409,000 507,443,000 509,620,000 498,336,000 506,861,000 512,105,000 442,370,000 446,375,000 435,888,000 383,743,000 252,796,000 405,458,000 508,187,000 508,827,000 509,704,000 512,907,000 503,740,000 306,401,000                              
        payable for unsettled residential whole loans purchases
                                    13,525,000      203,960,000                                                 
        8% senior notes due 2042
                                      96,763,000 96,753,000 96,743,000 96,733,000 96,724,000 96,715,000 96,706,000 100,000,000 100,000,000 100,000,000 100,000,000 100,000,000 100,000,000 100,000,000 100,000,000 100,000,000 100,000,000 100,000,000 100,000,000 100,000,000 100,000,000 100,000,000                                
        non-agency mbs transferred to consolidated variable interest entities (“vies”), at fair value
                                         174,404,000 187,019,000 193,674,000 198,452,000 598,298,000 628,851,000 659,477,000 693,933,000 1,397,006,000                                          
        securitized debt
                                            11,821,000 22,057,000 32,217,000 62,320,000 91,280,000 110,574,000 156,276,000 214,048,000 292,526,000 366,205,000 419,693,000 443,748,000 542,014,000 646,816,000 749,471,000 861,255,000 967,422,000 875,520,000 958,406,000 1,062,040,000 663,367,000 220,933,000                          
        interest receivable
                                             29,002,000 30,115,000 31,263,000 32,885,000 31,257,000 32,499,000 34,673,000 36,680,000 35,828,000 37,804,000 40,875,000 42,106,000 44,033,000 44,980,000 44,569,000 42,670,000 42,837,000 44,340,000 46,648,000 43,931,000 38,215,000 34,297,000 34,641,000 35,099,000 41,775,000 44,646,000 45,549,000 48,139,000 49,724,000 51,318,000 50,787,000 42,154,000 43,610,000              
        derivative instruments:
                                                                                           
        mbs linked transactions, net (“linked transactions”), at fair value
                                                 398,336,000 190,681,000 106,859,000 59,826,000 28,181,000 23,940,000 10,519,000 12,572,000 12,704,000 12,767,000 14,295,000 20,124,000 55,801,000 64,494,000 60,022,000 103,855,000 179,915,000                          
        interest rate swap agreements (“swaps”), at fair value
                                             1,127,000 18,000 849,000 1,051,000 3,136,000 4,322,000 2,755,000 5,485,000            2,862,000 139,142,000 175,303,000 167,679,000 153,750,000                       
        goodwill
                                             7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000 7,189,000  7,189,000 7,189,000 
        prepaid and other assets
                                             134,253,000 81,206,000 59,160,000 50,781,000 39,012,000 160,572,000 104,073,000 60,922,000 29,719,000 38,002,000 40,664,000 33,674,000 30,654,000 29,251,000 19,774,000 15,469,000 15,879,000 16,172,000 14,935,000 9,872,000 5,476,000 2,305,000 3,063,000 3,057,000 2,315,000 2,878,000 2,804,000 2,458,000 1,546,000 1,787,000 1,926,000 2,069,000 1,622,000 1,166,000 1,378,000 1,629,000 1,763,000 1,431,000 1,839,000 1,866,000 1,932,000 1,584,000 1,491,000  1,792,000 1,292,000 
        accrued interest payable
                                             16,949,000 15,028,000 13,759,000 12,341,000 13,095,000 12,172,000 10,915,000 11,743,000 14,726,000 13,601,000 11,331,000 12,867,000 16,104,000 14,117,000 13,402,000 11,516,000 9,112,000 7,478,000 7,615,000 8,199,000 8,007,000 7,397,000 7,770,000 8,263,000 13,274,000 12,722,000 14,851,000 16,122,000 23,867,000 20,464,000 20,169,000 23,858,000 20,212,000 23,164,000 27,538,000 23,321,000 31,645,000 54,157,000 65,412,000 54,609,000 44,477,000 28,351,000 19,742,000  11,200,000 11,233,000 
        swaps, at fair value
                                             70,526,000 105,473,000 65,420,000 92,480,000 62,198,000 35,493,000 57,426,000 32,755,000            116,333,000         237,291,000 58,612,000 53,656,000 141,584,000 99,836,000 1,893,000             
        dividends and dividend equivalents payable
                                             74,575,000 74,560,000 74,584,000                          46,351,000    18,005,000              
        accrued expenses and other liabilities
                                             19,610,000 19,889,000 59,759,000 6,454,000 11,583,000 42,873,000 88,598,000 29,288,000 10,691,000 18,136,000 8,254,000 5,863,000 6,090,000 10,142,000 7,493,000 5,967,000 36,937,000 145,080,000 15,990,000 4,995,000 9,569,000 8,361,000 6,021,000 4,278,000 11,954,000 7,978,000 6,196,000 3,883,000 6,064,000 7,055,000 5,716,000 13,436,000 5,067,000 3,136,000 3,628,000 3,972,000 6,597,000 5,516,000 5,934,000 4,761,000 2,766,000 2,611,000 2,833,000  1,210,000 1,531,000 
        dividends and dividend equivalents rights (“ders”) payable
                                                74,581,000 74,529,000 74,126,000 74,104,000 73,875,000 73,643,000 81,171,000 80,440,000 259,607,000 72,222,000 76,051,000 83,263,000 86,778,000 97,525,000 90,200,000 90,080,000 84,692,000 67,040,000 538,000 487,000 387,000                       
        mortgage-backed securities
                                                                     8,757,954,000 9,349,052,000       8,301,183,000 6,340,668,000     6,306,254,000 6,965,861,000 6,936,124,000 6,777,574,000 6,103,930,000  5,697,601,000  
        non-agency mbs transferred to consolidated variable interest entities
                                                  1,452,264,000 2,200,288,000 2,243,819,000 2,282,371,000 2,340,719,000 2,438,235,000 2,592,632,000 2,620,159,000 2,655,129,000 2,546,534,000 2,658,712,000 2,283,070,000 2,458,208,000 2,626,312,000 1,739,466,000                           
        excise tax and interest payable
                                                    6,198,000 6,398,000 6,208,000 7,000,000 5,000,000 7,500,000                                  
        derivative hedging instruments, at fair value
                                                     13,000,000  7,140,000 324,000 203,000    26,000 81,000 1,843,000                            
        payable for unsettled purchases
                                                     6,737,000  27,588,000  33,479,000 126,035,000 99,272,000 99,772,000                               
        other derivative instruments, at fair value
                                                      4,629,000                                     
        real estate
                                                                 10,732,000 10,802,000 10,883,000 10,954,000 10,998,000 11,074,000 11,188,000 11,264,000 11,337,000 11,410,000 11,477,000 11,543,000 11,611,000 11,789,000 11,860,000 11,921,000 20,748,000 29,398,000        21,614,000 
        real estate held-for-sale as of september 30, 2011
                                                              10,651,000                             
        real estate held-for-sale as of june 30, 2011
                                                               10,642,000                            
        real estate held for sale as of march 31, 2011
                                                                10,656,000                           
        securities held as collateral, at fair value
                                                                17,658,000        19,763,000 17,124,000                  
        obligations to return securities held as collateral, at fair value
                                                                17,658,000                           
        non-agency mbs transferred to a consolidated variable interest entity
                                                                 705,704,000                          
        mortgage payable on real estate
                                                                    9,101,000 9,143,000 9,184,000 9,224,000 9,270,000 9,309,000 9,347,000 9,385,000 9,425,000 9,462,000              
        agency mortgage-backed securities
                                                                  6,180,753,000 6,385,570,000 6,156,682,000                       
        forward contracts to repurchase mbs (“mbs forwards”), at fair value
                                                                  125,744,000 104,031,000 101,659,000                       
        forward contracts to repurchase mbs
                                                                     86,014,000 53,459,000                     
        interest rate swap agreements
                                                                     152,463,000 178,353,000 173,410,000 226,470,000  8,172,000 12,891,000                
        obligations to return cash and security collateral, at fair value
                                                                        29,763,000 22,624,000                  
        dividends and dividend equivalent rights
                                                                     76,286,000                      
        dividends and dividend equivalents rights
                                                                      205,000                     
        stockholders' equity:
                                                                                           
        investment securities at fair value
                                                                       9,417,042,000 9,944,519,000 10,122,583,000 10,260,648,000 10,492,955,000 8,115,988,000               
        accumulated other comprehensive loss
                                                                       -3,700,000 -176,262,000 -310,274,000 -236,835,000 -75,065,000 -111,456,000 -70,501,000 -30,393,000 -22,237,000 -44,113,000 -66,333,000 -58,211,000 -97,655,000 -57,446,000 -80,762,000 -35,100,000 -30,514,000    
        excess margin cash collateral
                                                                           11,500,000                
        income notes
                                                                             1,614,000              
        interest rate cap agreements
                                                                              361,000    2,402,000 2,134,000 1,144,000 2,159,000 1,245,000   2,071,000 281,000 
        swap agreements
                                                                             103,000 2,412,000    3,092,000 2,991,000 1,878,000 2,703,000 321,000     
        accrued interest receivable
                                                                              33,182,000 24,115,000 16,424,000 20,156,000 24,198,000 25,753,000 27,864,000 27,407,000 26,428,000 26,258,000  22,582,000  
        mortgages payable on real estate
                                                                              9,606,000   16,477,000 22,552,000 22,602,000 22,652,000 22,707,000 22,686,000 22,734,000  22,832,000 16,205,000 
        dividends payable
                                                                              4,899,000    4,058,000    18,170,000    16,889,000 
        preferred stock, par value .01; series a 8.50% cumulative redeemable; 5,000 shares authorized; 3,840 shares issued and outstanding at december 31, 2006 and 2005
                                                                              38,000             
        common stock
                                                                              807,000             
        mortgage-backed securities (“mbs”), at fair value (including pledged
                                                                                           
        mbs of 4,294,696 and 5,394,144 at september 30, 2006 and
                                                                                           
        december 31, 2005, respectively)
                                                                               4,606,637,000 3,430,834,000 4,540,596,000          
        derivative assets
                                                                               908,000            
        real estate held for sale
                                                                               8,856,000            
        mortgages on real estate, including mortgages on real estate held for sale
                                                                               16,403,000 16,457,000           
        derivative liabilities
                                                                               415,000            
        5,000 shares authorized; 3,840 shares issued and outstanding
                                                                                           
        at september 30, 2006 and december 31, 2005 (96,000
                                                                                           
        aggregate liquidation preference)
                                                                               38,000 38,000 38,000  38,000 38,000 38,000      
        79,211 and 80,121 issued and outstanding at september 30, 2006
                                                                                           
        and december 31, 2005, respectively
                                                                               792,000 792,000 796,000          
        mbs of 3,012,419 and 5,394,144 at june 30, 2006 and
                                                                                           
        interest rate cap agreements, at fair value
                                                                                1,923,000 2,364,000          
        swap agreements, at fair value
                                                                                2,323,000 3,088,000          
        real estate and related assets held for sale
                                                                                8,809,000           
        5,000 shares authorized; 3,840 shares issued and
                                                                                           
        outstanding at june 30, 2006 and december 31, 2005 (96,000
                                                                                           
        79,211 and 80,121 issued and outstanding at june 30, 2006
                                                                                           
        mbs of 4,198,147 and 5,394,144 at march 31, 2006 and
                                                                                           
        outstanding at march 31, 2006 and december 31, 2005 (96,000
                                                                                           
        79,652 and 80,121 issued and outstanding at march 31, 2006
                                                                                           
        assets of 5,394,144 and 6,475,970 at december 31, 2005 and 2004,
                                                                                           
        respectively, notes 4 and 7)
                                                                                  5,714,906,000         
        receivable under discount waiver, direct stock purchase and dividend
                                                                                           
        reinvestment plan
                                                                                           
        5,000 shares authorized; 3,840 shares issued and outstanding at
                                                                                           
        december 31, 2005 and 2004 (96,000 aggregate liquidation
                                                                                           
        preference)
                                                                                  38,000         
        80,121 and 82,017 issued and outstanding at december 31,
                                                                                           
        2005 and 2004, respectively
                                                                                  801,000         
        additional paid-in capital
                                                                                  770,789,000 781,755,000 783,652,000 783,526,000 780,406,000 717,039,000  626,348,000 480,458,000 
        total liabilities and shareholders’ equity
                                                                                  5,846,917,000         
        real estate investments
                                                                                   29,564,000 29,724,000       
        receivable under discount waiver, direct stock purchase and
                                                                                           
        dividend reinvestment plan
                                                                                       3,393,000  11,031,000  
        outstanding at september 30, 2005 and december 31, 2004 (96,000
                                                                                           
        82,063 and 82,017 shares issued and outstanding at september 30, 2005
                                                                                           
        and december 31, 2004, respectively
                                                                                   821,000 824,000 824,000      
        interest income:
                                                                                           
        mbs income
                                                                                   56,396,000 60,752,000 60,942,000 174,957,000 42,210,000  40,066,000 26,290,000 
        interest income on cash investments
                                                                                   1,135,000 390,000       
        total interest income
                                                                                   57,531,000 61,142,000 61,239,000  42,415,000  40,233,000  
        interest expense
                                                                                   49,060,000 46,508,000 39,766,000  21,959,000    
        net interest income
                                                                                   8,471,000 14,634,000 21,473,000  20,456,000  24,092,000  
        other income:
                                                                                           
        revenue from operations of real estate
                                                                                   1,079,000 1,017,000 1,033,000 4,126,000 1,031,000  1,002,000 723,000 
        gain on sale of securities
                                                                                   10,000    371,000    
        miscellaneous other income
                                                                                   93,000 20,000 12,000 195,000 7,000  162,000  
        total other income
                                                                                   1,182,000 1,037,000 1,045,000  1,409,000  1,164,000  
        operating and other income:
                                                                                           
        compensation and benefits
                                                                                   1,346,000 1,498,000 1,555,000 5,603,000 1,368,000  1,467,000 1,002,000 
        real estate operating expense
                                                                                   742,000 674,000 699,000 2,860,000 739,000  709,000 466,000 
        mortgage interest on real estate
                                                                                   423,000 413,000 424,000 1,698,000 426,000  426,000 301,000 
        other general and administrative expense
                                                                                   871,000 927,000  3,334,000 684,000    
        total operating and other income
                                                                                   3,382,000 3,512,000 3,637,000 13,495,000 3,217,000  3,351,000 2,310,000 
        net income
                                                                                   6,271,000 12,159,000 18,881,000 78,073,000 18,648,000  21,905,000 11,763,000 
        less: preferred stock dividends
                                                                                   2,040,000 2,040,000 2,040,000 3,576,000 1,062,000    
        net income available to common stockholders
                                                                                   4,231,000 10,119,000 16,841,000 74,497,000 17,586,000    
        earnings per share of common stock:
                                                                                           
        earnings per share – basic
                                                                                   50 120 200 980     
        weighted-average shares outstanding – basic
                                                                                   82,342,000 82,385,000 82,243,000 76,168,000 78,607,000  68,910,000  
        earnings per share – diluted
                                                                                   50 120 200 980     
        weighted-average shares outstanding – diluted
                                                                                   82,370,000 82,418,000 82,285,000 76,217,000   69,001,000  
        outstanding at june 30, 2005 and december 31, 2004 (96,000
                                                                                           
        82,385 and 82,017 shares issued and outstanding at june 30, 2005
                                                                                           
        real estate held for investment
                                                                                     29,900,000 30,017,000 30,210,000  30,500,000  
        5,000,000 shares authorized; 3,840,000 shares issued and
                                                                                           
        outstanding at march 31, 2005 and december 31, 2004 (96,000
                                                                                           
        82,385,443 and 82,016,741 issued and outstanding at march 31, 2005
                                                                                           
        interest income on temporary cash investments
                                                                                     297,000 807,000 205,000  167,000 192,000 
        other general and administrative
                                                                                     959,000    749,000 541,000 
        equity interests in real estate investments
                                                                                           
        receivable under discount waiver, direct stock purchase and dividend reinvestment plan
                                                                                      985,000     
        mbs purchase payable
                                                                                         2,659,000  
        stockholders’ equity
                                                                                           
        interest and dividend income:
                                                                                           
        corporate debt securities income
                                                                                           
        dividend income
                                                                                           
        total interest and dividend income
                                                                                      175,764,000    26,482,000 
        interest expense on repurchase agreements
                                                                                      88,888,000   16,141,000 13,386,000 
        net interest and dividend income
                                                                                      86,876,000    13,096,000 
        other income/
                                                                                           
        net gain/(loss) on sale of securities
                                                                                      371,000     
        gain on sale of real estate and equity investments in real estate
                                                                                           
        other-than-temporary impairment of securities
                                                                                           
        total other income/
                                                                                      4,692,000    977,000 
        interest rate caps
                                                                                       1,391,000    
        interest rate swaps
                                                                                       1,066,000    
        5,000,000 shares authorized; 2,000,000 and 0 issued and outstanding at
                                                                                           
        september 30, 2004 and december 31, 2003, respectively (50,000 and
                                                                                           
        0 aggregate liquidation preference)
                                                                                       20,000    
        79,788,932 and 63,201,224 issued and outstanding at
                                                                                           
        september 30, 2004 and december 31, 2003, respectively
                                                                                       798,000    
        accumulated earnings/
                                                                                       1,328,000  6,141,000  
        income from equity interests in real estate
                                                                                           
        gain on sale of real estate and equity investments in
                                                                                           
        income per share available to common stockholders:
                                                                                           
        net income per share
                                                                                       220  320 210 
        weighted-average shares of common stock and common
                                                                                           
        stock equivalents outstanding – diluted
                                                                                       78,653,000    
        interest-earning assets:
                                                                                           
        adjustable-rate mbs
                                                                                        561,953,000   
        fixed-rate mbs
                                                                                           
        cash
                                                                                        94,174,000   
        total interest-earning assets
                                                                                        656,127,000   
        interest-bearing liabilities:
                                                                                           
        total interest-bearing liabilities
                                                                                        1,537,152,000   
        gap before hedging instruments
                                                                                        -881,025,000   
        hedging instruments notional amounts
                                                                                        100,000,000   
        cumulative difference between interest earnings assets and interest bearing liabilities after derivatives
                                                                                        -781,025,000   
        cumulative difference as a percentage of total assets
                                                                                        -14,260   
        74,976,327 and 63,201,224 issued and outstanding at
                                                                                           
        march 31, 2004 and december 31, 2003, respectively
                                                                                         750,000  
        accumulated other comprehensive income/
                                                                                         14,574,000  
        income from equity interest in real estate
                                                                                           
        income per share:
                                                                                           
        mortgage backed securities
                                                                                          4,053,218,000 
        accrued interest and dividends receivable
                                                                                          18,598,000 
        equity interest in real estate investments
                                                                                          2,853,000 
        59,867,105 and 46,270,855 issued and outstanding at
                                                                                           
        september 30, 2003 and december 31, 2002, respectively
                                                                                          599,000 
        (loss)/income from equity interests in real estate
                                                                                          -227,000 
        net income on sale securities
                                                                                          -599,000 
        gain on sale of real estate and equity investments in real
                                                                                           
        estate
                                                                                          1,080,000 
        other-than-temporary impairment on investment
                                                                                           
        securities
                                                                                           
        weighted-average shares outstanding - basic
                                                                                          57,248,000 
        weighted-average shares outstanding - diluted
                                                                                          57,337,000 
      Cashflow Statements:
      Quarterly
      Annual
        Unit: USD2026-03-31 2025-12-31 2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-03-31 2019-12-31 2019-09-30 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-06-30 2017-03-31 2016-12-31 2016-09-30 2016-06-30 2016-03-31 2015-12-31 2015-09-30 2015-06-30 2015-03-31 2014-12-31 2014-09-30 2014-06-30 2014-03-31 2013-12-31 2013-09-30 2013-06-30 2013-03-31 2012-12-31 2012-09-30 2012-06-30 2012-03-31 2011-12-31 2011-09-30 2011-06-30 2011-03-31 2010-12-31 2010-09-30 2010-06-30 2010-03-31 2009-12-31 2009-09-30 2009-06-30 2009-03-31 2008-12-31 2008-09-30 2008-06-30 2008-03-31 2006-12-31 2006-09-30 2006-06-30 2006-03-31 2005-12-31 2005-09-30 2005-06-30 2005-03-31 2004-12-31 2004-09-30 2004-06-30 2004-03-31 
                                                                                             
          cash flows from operating activities:
                                                                                             
          net income
        -984,000 54,319,000 48,104,000 33,184,000 41,176,000 5,909,000 48,183,000 41,946,000 23,213,000 89,746,000 -56,438,000 -25,928,000 72,784,000 6,710,000 -55,018,000 -100,367,000 -82,906,000 44,123,000 132,511,000 66,714,000 85,522,000 45,817,000 87,210,000 96,578,000 -908,995,000 100,621,000 95,599,000 93,040,000 88,857,000 60,879,000 87,132,000 70,395,000 83,395,000 100,594,000 63,804,000 79,935,000 78,060,000 72,637,000 83,011,000 78,950,000 78,070,000 73,472,000 79,510,000 78,071,000 82,173,000 79,708,000 78,882,000 78,726,000 76,188,000 78,557,000 71,328,000 75,473,000 77,351,000 69,219,000 78,141,000 74,766,000 84,713,000 70,564,000 83,699,000 79,286,000 82,865,000 61,581,000 77,214,000 48,290,000 82,677,000 78,573,000 66,837,000 69,106,000 53,673,000 46,649,000 50,053,000 35,038,000 -85,943,000    14,963,000 -30,603,000 6,271,000 12,159,000 18,881,000 19,820,000 18,648,000   
          adjustments to reconcile net income to net cash from operating activities:
                                                                                             
          net loss on residential whole loans
        32,092,000 -5,807,000 -42,911,000 -34,365,000 -55,757,000 98,455,000 -146,956,000 -16,821,000 11,095,000 -221,802,000 132,894,000 130,703,000 -129,174,000                                                                         
          impairment and other net loss on securities and other portfolio investments
        38,271,000 -15,715,000 -17,997,000 -6,643,000 -21,188,000 25,787,000 -22,712,000 2,003,000 4,112,000 -22,200,000 13,504,000 4,570,000 -2,932,000                                                                         
          net loss on real estate owned
        3,029,000 2,677,000 -232,000                                                                                   
          accretion of purchase discounts and amortization of purchase premiums on residential whole loans and securities
        3,151,000 1,910,000 505,000 -1,928,000 741,000 773,000 576,000 -3,514,000 -3,327,000 -4,318,000 -4,314,000 -5,829,000 -4,507,000                                                                         
          provision/(reversal of provision) for credit losses on residential whole loans and other assets
        -241,000 -276,000 276,000 791,000 145,000 397,000 -1,942,000 -1,053,000 649,000     -270,000 238,000                                                                       
          net loss on derivatives used for risk management purposes
        -26,767,000 -602,000 5,981,000 15,391,000 44,842,000 -46,633,000 57,100,000 10,237,000 -23,182,000 97,399,000 -9,432,000 -37,018,000 42,879,000                                                                         
          net loss on securitized debt measured at fair value through earnings
        -22,901,000 -1,586,000 21,302,000 3,712,000 18,575,000 -47,266,000 71,475,000 7,597,000 20,169,000 108,693,000 -40,229,000 -30,908,000 48,846,000                                                                         
          net margin received for derivatives used for risk management purposes
        13,485,000 108,000 -724,000 -12,316,000 -83,136,000 31,944,000 -30,358,000 4,249,000 -5,112,000 -103,980,000 37,953,000 58,812,000 -28,428,000                                                                         
          net other non-cash losses included in net income
        7,253,000 7,711,000 17,003,000 30,624,000 12,061,000 9,168,000 37,911,000 8,085,000 14,103,000 10,626,000 8,802,000 4,436,000 7,855,000 6,369,000 6,282,000 149,470,000 -134,618,000 -5,210,000 6,898,000 4,002,000 5,212,000                                                                 
          decrease in other assets
        23,612,000 -4,699,000 -20,839,000 -744,000 30,747,000 39,360,000 -27,554,000 -6,071,000 19,397,000 7,715,000 -37,848,000 -23,275,000 -27,522,000 -251,168,000 129,385,000 83,406,000 78,454,000 -39,925,000 2,392,000   39,471,000 -21,625,000              5,241,000                                                 
          increase in other liabilities
        1,070,000 -414,000 4,257,000 7,807,000 -4,267,000 -6,433,000 3,202,000 1,603,000 -6,915,000 51,278,000 -3,919,000 4,131,000 11,471,000   -5,179,000 609,000   6,860,000 4,975,000 -33,884,000 8,872,000   6,797,000 7,040,000   -1,000        2,082,000 -18,166,000 12,939,000 -3,798,000                                             
          net cash from operating activities
        71,070,000 37,626,000 14,725,000 38,458,000 -14,564,000 111,447,000 -11,274,000 46,480,000 53,467,000 3,817,000 39,795,000 77,795,000 -12,668,000 4,509,000 151,645,000 76,363,000 133,560,000 11,221,000 12,476,000 72,431,000 24,165,000 21,645,000 -39,893,000 43,430,000 13,214,000 62,179,000 67,649,000 48,865,000 37,082,000 57,631,000 46,445,000 37,909,000 5,896,000 57,096,000 22,830,000 52,689,000 43,455,000 -13,324,000 62,730,000 -2,893,000 38,999,000 122,983,000 36,426,000 70,937,000 51,828,000 78,314,000 62,537,000 66,697,000 48,265,000 70,960,000 85,882,000 70,080,000 71,166,000 77,794,000 71,859,000 80,801,000 79,933,000 89,339,000 87,517,000 95,471,000 62,082,000 59,146,000 65,494,000 60,747,000 60,551,000 79,849,000 68,603,000 70,593,000 50,919,000 54,875,000 57,107,000 25,107,000 49,336,000 1,621,000 10,354,000   12,298,000 38,981,000 37,937,000 46,978,000 44,219,000 15,856,000 50,041,000 18,182,000 
          capital expenditures
          
          free cash flows
        71,070,000 37,626,000 14,725,000 38,458,000 -14,564,000 111,447,000 -11,274,000 46,480,000 53,467,000 3,817,000 39,795,000 77,795,000 -12,668,000 4,509,000 151,645,000 76,363,000 133,560,000 11,221,000 12,476,000 72,431,000 24,165,000 21,645,000 -39,893,000 43,430,000 13,214,000 62,179,000 67,649,000 48,865,000 37,082,000 57,631,000 46,445,000 37,909,000 5,896,000 57,096,000 22,830,000 52,689,000 43,455,000 -13,324,000 62,730,000 -2,893,000 38,999,000 122,983,000 36,426,000 70,937,000 51,828,000 78,314,000 62,537,000 66,697,000 48,265,000 70,960,000 85,882,000 70,080,000 71,166,000 77,794,000 71,859,000 80,801,000 79,933,000 89,339,000 87,517,000 95,471,000 62,082,000 59,146,000 65,494,000 60,747,000 60,551,000 79,849,000 68,603,000 70,593,000 50,919,000 54,875,000 57,107,000 25,107,000 49,336,000 1,621,000 10,354,000   12,298,000 38,981,000 37,937,000 46,978,000 44,219,000 15,856,000 50,041,000 18,182,000 
          cash flows from investing activities:
                                                                                             
          purchases and origination of residential whole loans, loan related investments and capitalized advances
        -675,729,000 -658,331,000 -678,689,000 -743,848,000 -607,825,000 -729,305,000 -567,003,000 -691,878,000 -761,214,000 -763,181,000 -810,961,000 -881,761,000 -459,012,000                                                                         
          proceeds from sales of residential whole loans
        85,791,000 54,628,000 83,261,000 64,771,000 72,261,000 246,441,000 241,306,000 14,732,000 151,664,000 80,721,000 2,243,000 -322,000 263,014,000          15,602,000                                                               
          principal payments on residential whole loans and loan related investments
        551,547,000 591,146,000 615,766,000 643,220,000 586,807,000 591,461,000 608,605,000 599,787,000 402,354,000 375,015,000 375,752,000 373,366,000 321,626,000 341,939,000 402,363,000 567,386,000 567,114,000 579,702,000 515,646,000 492,253,000 425,300,000                                                                 
          purchases of securities
        -350,944,000 -1,345,070,000 -355,811,000 -162,183,000 -299,642,000 -465,133,000 -228,514,000   -53,257,000 -151,912,000 -77,888,000 -305,858,000                                                                         
          proceeds from sales of securities and other assets
        1,561,000 26,023,000 18,173,000 2,617,000 16,013,000   18,227,000    15,291,000 369,000                                                                     
          principal payments on securities
        128,077,000 117,731,000 43,325,000 96,081,000 32,512,000 39,434,000 18,276,000 18,227,000 8,081,000 8,887,000 10,972,000 10,012,000 5,755,000 49,694,000 974,000 983,000 1,470,000 26,611,000 20,366,000 51,424,000 58,896,000                                                                 
          proceeds from sales of real estate owned
        26,287,000 22,472,000 27,317,000 22,332,000 24,308,000 17,989,000 18,324,000 25,615,000 24,217,000 22,616,000 26,235,000 32,207,000 33,968,000 28,829,000 23,709,000 40,106,000 41,336,000 53,853,000 44,532,000 38,006,000 50,619,000 76,183,000 90,244,000 61,317,000 52,042,000 26,806,000 25,133,000 32,110,000 23,963,000 27,669,000 35,405,000 38,923,000 19,307,000 23,837,000 21,375,000 20,021,000 10,438,000 12,367,000 5,700,000 9,976,000 6,157,000                                             
          other investing activities
        7,796,000 -40,074,000 -25,316,000 49,121,000 -62,584,000 57,311,000 -17,131,000 -1,856,000 83,496,000 1,762,000 -5,560,000                                                                           
          net cash from investing activities
        -225,614,000 -1,231,475,000 -271,974,000 -30,506,000 -251,546,000 -241,802,000 89,876,000 -181,269,000 -91,402,000 -309,210,000 -548,164,000 -550,114,000 -142,102,000 -86,050,000 -292,963,000 -164,189,000 -583,454,000 -941,280,000 -1,265,242,000 -305,982,000 345,476,000 517,549,000 460,524,000 4,583,193,000 822,242,000 -570,394,000 174,030,000 -240,919,000 -497,458,000 -544,821,000 -1,879,685,000 382,791,000 -116,160,000 -126,123,000 91,096,000 1,121,360,000 730,015,000 4,920,000 420,445,000 264,850,000 336,711,000 52,179,000 204,172,000 246,993,000 46,740,000 -53,916,000 483,671,000 455,789,000 -434,541,000 408,747,000 744,160,000 98,650,000 349,044,000 131,853,000 -472,543,000 -201,277,000 -108,461,000 284,571,000 -84,548,000 -508,753,000 -2,074,629,000 -54,576,000 125,714,000 -475,615,000 1,319,856,000    295,273,000                 
          cash flows from financing activities:
                                                                                             
          principal payments on financing agreements with mark-to-market collateral provisions
        -797,391,000 -680,790,000 -915,304,000 -692,569,000 -406,558,000 -1,139,059,000 -697,619,000 -539,062,000 -290,021,000 -921,897,000 -746,246,000 -476,085,000 -766,604,000 -226,090,000 -1,016,502,000 -1,141,857,000 -586,883,000 -880,730,000 -243,248,000 123,496,000 -821,716,000 -409,342,000 -379,785,000                                                               
          proceeds from borrowings under financing agreements with mark-to-market collateral provisions
        1,057,410,000 1,865,247,000 882,908,000 895,642,000 699,300,000 966,724,000 740,535,000 759,255,000 438,616,000 920,878,000 705,379,000 782,275,000 640,498,000 324,346,000 515,870,000 826,120,000 965,270,000 1,012,588,000 1,288,311,000 57,454,000 663,926,000 258,322,000 212,633,000                                                               
          principal payments on other collateralized financing agreements
        -813,830,000 -608,191,000 -411,992,000 -437,003,000 -444,264,000 -609,549,000 -782,276,000 -678,350,000 -576,135,000 -585,448,000 -472,717,000 -524,203,000 -415,443,000 -496,883,000 -393,523,000 -500,615,000 -761,122,000 -398,941,000 -411,262,000 -551,606,000 -521,259,000                                                                 
          proceeds from borrowings under other collateralized financing agreements
        797,120,000 519,624,000 755,468,000 364,758,000 341,077,000 1,057,305,000 694,915,000 749,987,000 482,499,000 983,182,000 1,029,650,000 712,168,000 778,400,000 427,754,000 1,149,686,000 1,002,812,000 1,096,258,000 1,109,594,000 339,122,000 805,945,000 437,915,000                                                                 
          payments made for other collateralized financing agreement related costs
        -2,953,000 -2,853,000 -3,920,000 -1,965,000 -2,154,000 -2,403,000 -866,000                                                                               
          payments made for settlements and unwinds of swaps
        -6,759,000 -1,258,000 -8,846,000                  28,383,000 -88,405,000                                                             
          proceeds from issuance of preferred stock, net of expenses
        3,427,000                                                                                     
          proceeds from issuances of common stock, net of expenses
        -10,000 -7,000 -21,000 -20,000 -20,000 -20,000 -21,000 -20,000 -20,000                                                                             
          payments made for the repurchase of common stock
        -9,033,000 -5,047,000 -5,077,000 -5,189,000 -1,491,000                                                                             
          dividends paid on preferred stock
        -10,424,000 -10,704,000 -10,834,000 -10,560,000 -8,219,000 -8,219,000 -8,218,000 -8,219,000 -8,219,000 -8,219,000 -8,218,000 -8,219,000 -8,219,000 -8,219,000 -8,218,000 -8,219,000 -8,219,000 -8,219,000 -8,218,000 -8,219,000 -8,219,000 -8,218,000    -3,750,000 -3,750,000 -3,750,000 -3,750,000 -3,750,000 -3,750,000 -3,750,000 -3,750,000 -3,750,000 -3,750,000 -3,750,000 -3,750,000 -3,750,000 -3,750,000 -3,750,000 -3,750,000 -3,750,000 -3,750,000 -3,750,000 -3,750,000 -3,750,000 -3,750,000 -3,750,000 -3,750,000 -3,750,000 -3,750,000               -2,040,000 -2,040,000 -2,040,000 -2,040,000 -2,040,000 -2,040,000 -2,040,000 -2,040,000 -2,040,000 -2,040,000 -2,040,000 -2,040,000 -2,040,000 -2,040,000 -2,040,000 -2,040,000 -1,758,000 -1,062,000   
          dividends paid on common stock and dividend equivalents
        -38,870,000 -37,326,000 -37,577,000 -37,400,000 -35,881,000 -36,020,000 -36,047,000 -36,015,000 -35,789,000 -35,789,000 -35,789,000 -35,756,000 -35,769,000 -44,965,000 -44,962,000 -46,878,000 -47,230,000 -44,248,000 -44,236,000 -33,641,000 -34,015,000 -22,759,000 -90,749,000 -90,614,000 -90,400,000 -90,353,000 -90,198,000 -90,136,000 -79,947,000 -79,907,000 -79,769,000 -79,606,000 -79,549,000 -74,811,000 -74,622,000 -74,510,000 -74,498,000 -74,462,000 -74,425,000 -74,390,000 -74,377,000                                           
          net cash from financing activities
        178,687,000 1,043,548,000 249,263,000 63,709,000 138,092,000 228,759,000 -117,121,000 147,045,000 78,895,000 340,066,000 458,511,000 448,126,000 188,278,000 -25,774,000 197,371,000 77,630,000 600,986,000 752,758,000 919,266,000 362,935,000 -405,296,000 -607,149,000 -205,009,000 -4,286,138,000 -636,753,000 449,688,000 -168,205,000 193,193,000 490,245,000 464,545,000 1,885,737,000 -584,308,000 -131,014,000 -89,389,000 -251,233,000 -850,141,000 -612,010,000 -20,182,000 -377,242,000 -225,428,000 -394,481,000 -184,315,000 -284,930,000 -268,155,000 -112,288,000 -265,852,000 -466,036,000 -453,439,000 95,578,000 -418,189,000 -774,472,000 -322,018,000 -219,933,000 -258,796,000 257,750,000 339,231,000 9,127,000 -400,914,000 -85,171,000 287,087,000 2,296,727,000 69,748,000        -380,220,000 74,406,000         -5,126,000 181,630,000 671,774,000 705,347,000 -317,299,000 1,216,736,000 
          net increase in cash, cash equivalents and restricted cash
        24,143,000 -150,301,000 -7,986,000 71,661,000 -128,018,000 98,404,000 -38,519,000 12,256,000 40,960,000 34,673,000 -49,858,000 -24,193,000 33,508,000 -107,315,000 56,053,000 -10,196,000 151,092,000 -177,301,000 -333,500,000 129,384,000 -35,655,000 -67,955,000 215,622,000 340,485,000 198,703,000 -58,527,000 73,474,000 1,139,000 29,869,000 -22,645,000 52,497,000                                                       
          cash, cash equivalents and restricted cash at beginning of period
        386,668,000 601,312,000 488,211,000 494,081,000 404,447,000 821,519,000 134,664,000 88,709,000 679,000                                                       
          cash, cash equivalents and restricted cash at end of period
        410,811,000 -150,301,000 -7,986,000 71,661,000 473,294,000 98,404,000 -38,519,000 12,256,000 529,171,000 34,673,000 -49,858,000 -24,193,000 527,589,000 -107,315,000 56,053,000 -10,196,000 555,539,000 -177,301,000 -333,500,000 129,384,000 785,864,000 -67,955,000 215,622,000 340,485,000 333,367,000 -58,527,000 73,474,000 1,139,000 118,578,000 -21,966,000 52,497,000                                                       
          supplemental disclosure of cash flow information
                                                                                             
          cash paid for interest
        132,301,000 131,018,000 127,771,000 126,915,000 122,604,000 126,768,000 130,939,000 135,771,000 122,746,000                                                                             
          non-cash investing and financing activities:
                                                                                             
          transfer from residential whole loans to real estate owned
        25,252,000 22,046,000 29,325,000 30,286,000 25,448,000 21,583,000 37,132,000 25,609,000 19,342,000 18,491,000 16,990,000 28,256,000 20,925,000  16,658,000 23,138,000 22,079,000   18,302,000 20,068,000    50,693,000 64,170,000 61,887,000 66,484,000 65,160,000  58,051,000 48,699,000 54,822,000  38,944,000 27,346,000 31,098,000  24,812,000 22,711,000 22,280,000 17,210,000 5,892,000 3,554,000 3,448,000                                         
          dividends and dividend equivalents declared and unpaid
        37,725,000 -194,000 -180,000 110,000 37,400,000 19,000 -28,000 33,000 36,015,000 33,000 35,756,000  1,000 -1,394,000 46,357,000   10,596,000 33,640,000     135,000 214,000 47,000 90,353,000  10,188,000 43,000 79,905,000  46,000 4,729,000 74,830,000  -28,000 1,000 74,583,000 15,000 -24,000                                           
          payable for unsettled investment purchases
        41,843,000    31,048,000                                                                                 
          increase in right-of-use lease asset from lease modification
        -32,581,000                                                                                     
          increase in lease liability from lease modification
        -36,027,000                                                                                     
          redemption and repurchase of convertible senior notes
                                                                                           
          proceeds from issuance of senior notes
             6,000 72,044,000 110,626,000                                                                           
          transfer from commercial loans to real estate owned
                                                                                            
          receivable for sale of unsettled residential whole loans
                                                                                             
          proceeds from issuance of preferred stock
                                                                                             
          payments made for costs related to preferred stock issuance
                                                                                             
          net gain on real estate owned
            1,497,000 -14,000 -199,000 -1,781,000 -735,000 -1,132,000 -2,251,000 -2,193,000 -3,936,000                                                                         
          deconsolidation of securitized agency eligible investor loans and related debt
                                                                                             
          payable for purchase of unsettled agency mbs
                                                                                             
          payment made for other collateralized financing agreement related costs
                -1,340,000 -2,702,000 -3,218,000 -2,071,000 -4,602,000 -1,744,000 -5,014,000 -6,762,000 -2,870,000 -298,000 -1,728,000 -3,748,000 -1,371,000                                                                 
          redemption of convertible senior notes
                -39,831,000                                                                             
          increase in cash balances resulting from lima one purchase transaction
                         -1,000                                                                    
          redemption of convertible senior notes and senior notes
                                                                                             
          proceeds from issuances of common stock
                 -20,000 -21,000 17,000 17,000 27,000 34,000 541,000 581,000 528,000 525,000 396,000 376,000 6,716,000 1,000 37,000 687,000 3,464,000 7,724,000 586,000 551,000 542,000 390,221,000 481,000 1,230,000 6,292,000 4,266,000 182,298,000 3,952,000 3,719,000 341,000 294,000 306,000 292,000 303,000 311,000 312,000 9,268,000 9,525,000 9,230,000 7,616,000 10,216,000 27,011,000 33,120,000 7,278,000 8,640,000 603,000 3,344,000 451,000 2,038,000 373,000 197,000 605,195,000 239,000 97,000 148,000 125,000 70,000 386,786,000 139,000 16,373,000 73,407,000 58,412,000 304,890,000 253,074,000             
          payments made for the repurchase of common stock through the stock repurchase program
                     -47,512,000 -54,799,000                                                                     
          interest paid
                 124,248,000 105,003,000 101,827,000 87,057,000 87,438,000 62,380,000 54,640,000 34,727,000 35,330,000 23,026,000 29,056,000 29,554,000    80,158,000 92,754,000 67,792,000 88,417,000 81,435,000                                                         
          transfer from other interest earning assets (commercial loans) to reo
                                                                                             
          right-of-use lease asset and lease liability
                                                                                             
          provision for credit losses on residential whole loans and other assets
                  1,073,000                                                                           
          reversal of provision for credit losses on residential whole loans and other assets
                    -4,000                                                                         
          purchases of real estate owned and capital improvements
                    -137,000 -133,000 -216,000 -276,000 -353,000 -251,000 -463,000 -407,000 -217,000 -864,000 -536,000 -3,192,000 -5,606,000 -4,439,000 -5,110,000 -4,638,000 -5,923,000 -3,188,000 -4,897,000 -2,604,000 -2,678,000 -2,577,000                                                    
          additions to leasehold improvements, furniture and fixtures
                    -1,458,000 1,231,000 -306,000 -272,000 -953,000 38,687,000 -7,146,000 -39,174,000 -4,415,000 -3,437,000 -2,262,000 1,013,000 -176,000 -528,000 -308,000 -652,000 -391,000 -124,000 -458,000 -380,000 -171,000 -276,000 -263,000 -200,000 -133,000 -328,000 -133,000 -191,000 -56,000 -470,000 -833,000 -99,000 -158,000  -162,000 -136,000 -85,000  -137,000                                   
          payable for unsettled residential whole loan and treasury bill purchases
                        329,706,000                                                                     
          accretion of purchase discounts and amortization of purchase premiums on residential whole loans and securities, and amortization of terminated hedging instruments
                     -15,260,000 -5,208,000 -2,711,000 -4,135,000 -36,129,000                                                                    
          purchases of residential whole loans, loan related investments and capitalized advances
                     -507,610,000 -734,778,000 -772,116,000 -1,192,437,000 -1,639,881,000 -1,844,299,000 -848,084,000 -184,707,000 -131,898,000 -60,316,000 -165,642,000 -1,119,464,000 -1,609,962,000 -1,044,369,000 -922,303,000 -1,021,557,000                                                         
          proceeds from sales of residential whole loans, and residential whole loan repurchases
                                                                                             
          principal payment on redemption of senior notes
                         -100,000,000                                                                 
          payments made for settlements and unwinds of swaps designated as hedges
                                                                                             
          proceeds from issuance of series c preferred stock
                             275,000,000                                                             
          payments made for costs related to series c preferred stock issuance
                             -36,000 -8,912,000                                                             
          proceeds from the issuance of warrants
                                                                                           
          payments made for the repurchase of warrants
                                                                                             
          losses on residential whole loans and real estate owned
                      285,433,000 207,828,000 277,273,000 36,141,000 -26,426,000 -5,525,000 -35,893,000 -36,209,000                                                                
          losses on securities
                      -1,620,000 1,459,000 2,921,000    -100,000                                                                 
          impairment and other gains and losses on securities available-for-sale and other assets
                         -23,957,000                                                                    
          net gains on derivatives used for risk management purposes
                                                                                             
          net mark-to-market on securitized debt measured at fair value
                      -100,767,000                                                                       
          unrealized loss on loan originator investment
                      2,032,000                                                                       
          decrease in other liabilities
                                -9,653,000    -6,709,000   2,137,000 -12,228,000    -12,392,000                                                 
          payable for unsettled residential whole loan purchases
                           19,073,000 112,202,000                                                                 
          repayment of lima one preferred stock in connection with the lima one transaction
                                                                                             
          net losses on derivatives used for risk management purposes
                                                                                             
          (reversal of provision)/provision for credit and valuation losses on residential whole loans and other financial instruments
                        -4,038,000 -4,805,000 -10,316,000 -9,267,000 -23,967,000                                                                 
          gains on securities
                         363,000 -493,000                                                                   
          loss on terminated swaps previously designed as hedges for accounting purposes
                                                                                             
          proceeds from issuance of convertible senior notes
                                 -133,000                                                           
          payments made for the repurchase of common stock through the share repurchase program
                         -37,516,000 -27,142,000 -20,933,000                                                                 
          impairment and other losses on securities available-for-sale and other assets
                             116,000 221,000 5,094,000 419,651,000                                                             
          accretion of purchase discounts on residential whole loans and securities
                           -17,886,000 -16,436,000                                                                 
          amortization of purchase premiums on residential whole loans and securities, and amortization of terminated hedging instruments
                           8,878,000 6,791,000                                                                 
          increase in other assets
                            -1,939,000    -37,811,000  2,331,000 -18,208,000 -8,770,000         -64,853,000 25,871,000 -67,373,000 -6,259,000                                             
          receivable for unsettled residential whole loan and securities sales
                                                                                             
          gains on residential mortgage securities and msr related assets
                             -2,946,000                                                                
          accretion of purchase discounts on residential mortgage securities, residential whole loans and msr-related assets
                             -7,518,000 -7,341,000 -8,130,000 -12,114,000 -24,393,000 -12,797,000 -17,278,000 -15,915,000                                                         
          amortization of purchase premiums on residential mortgage securities and residential whole loans, and amortization of terminated hedging instruments
                             5,100,000 5,358,000 20,328,000 15,266,000                                                             
          provision for credit and valuation losses on residential whole loans and other financial instruments
                             -15,969,000 -27,244,000 -85,493,000 150,827,000                                                             
          net valuation and other non-cash losses included in net income
                             27,667,000                                                                
          purchases of residential mortgage securities and msr-related assets
                             -1,141,000 -162,607,000  -139,618,000 -370,752,000 -327,221,000                                                         
          proceeds from sales of residential mortgage securities, msr-related assets, and other assets
                             116,000                                                               
          principal payments on residential mortgage securities and msr-related assets
                             23,436,000 18,837,000 51,039,000 539,882,000 542,967,000 624,858,000 538,950,000 391,641,000                                                         
          proceeds from settlements on swaps
                                     7,737,000 5,945,000 21,000,000 30,711,000                                                     
          payments made for costs related to common stock issuances
                                     21,000                                                        
          losses on terminated swaps previously designated as hedges and other
                                                                                             
          principal payments on residential whole loans
                              398,839,000 353,625,000 508,855,000 472,457,000 382,472,000 289,876,000 233,724,000 185,992,000 171,204,000 102,848,000 71,865,000 54,920,000 35,934,000 34,162,000 35,453,000 33,268,000 23,625,000 25,438,000 21,666,000 24,376,000 10,624,000 10,167,000 6,260,000                                         
          principal payments on financing agreements with non-mark-to-market collateral provisions
                                                                                             
          proceeds from borrowings under financing agreements with non-mark-to-market collateral provisions
                                                                                            
          principal payments made on senior secured credit agreement
                                                                                             
          proceeds from issuance of senior secured credit agreement
                                                                                            
          principal payments on securitized debt
                              -76,046,000 -19,986,000 -37,418,000 -35,036,000 -21,854,000 -31,995,000 -25,501,000 -30,024,000 -39,306,000 -15,822,000 -12,817,000 -7,422,000 -6,488,000   -11,924,000 -10,133,000 -10,160,000 -30,080,000 -28,921,000 -19,186,000 -45,376,000 -57,406,000 -78,034,000 -73,262,000 -105,998,000 -100,540,000                                   
          proceeds from issuance of securitized debt
                                     236,000,000   235,000,000               52,829,000    186,691,000 474,866,000 488,389,000                         
          loss on sales of residential whole loans
                                                                                             
          gain on sales of residential mortgage securities, msr-related assets, and other assets
                                                                                             
          gain on sales of real estate owned
                               -2,997,000 -3,107,000 -1,655,000 -2,093,000 -2,294,000 -1,398,000 -1,133,000 -1,909,000 -2,680,000 -1,993,000 -1,631,000 -805,000 -1,164,000 -875,000                                                 
          gain on liquidation of residential whole loans
                               -1,528,000 -1,105,000 -4,543,000 -4,877,000 -4,977,000 -4,684,000 -3,811,000 -5,856,000 -7,463,000 -5,279,000 -4,690,000 -5,119,000                                                   
          loss on terminated swaps previously designated as hedges for accounting purposes
                                                                                             
          depreciation and amortization on real estate, fixed assets and other assets
                               388,000 3,582,000 1,361,000 873,000 652,000 432,000 471,000 549,000 382,000 423,000 320,000 760,000 229,000 210,000 218,000 181,000 293,000 272,000 293,000 235,000 217,000 115,000                                         
          equity-based compensation expense
                               1,554,000 1,273,000 4,515,000 1,288,000 2,438,000 998,000 4,116,000 1,082,000 2,256,000 553,000 2,664,000 1,910,000 2,353,000 1,106,000 5,019,000 1,101,000 1,908,000 1,134,000 4,232,000 1,031,000 1,657,000 912,000 4,224,000 1,271,000 1,602,000 1,484,000 1,212,000 760,000 1,301,000 885,000 2,114,000 1,793,000 1,480,000 1,101,000   1,024,000 932,000 1,093,000 622,000 846,000 722,000 594,000 416,000 426,000 474,000 412,000 305,000 297,000 342,000             
          unrealized losses on residential whole loans at fair value
                               -2,010,000 74,556,000    1,060,000                                                         
          unrealized losses on residential mortgage securities and interest rate swap agreements (“swaps”) and other
                               -24,483,000 82,464,000 2,291,000 -1,485,000                                                           
          loss on sales of residential whole loans at carrying value
                                145,791,000                                                             
          loss on sales of residential mortgage securities and msr-related assets
                                92,589,000                                                             
          proceeds from sales of residential mortgage securities
                                1,009,316,000  330,972,000 196,490,000 208,306,000                                                         
          principal payments on repurchase agreements
                                -12,903,818,000 -13,359,980,000 -16,035,713,000 -19,188,890,000 -18,879,173,000               -26,606,643,000 -25,536,927,000 -13,372,550,000 -21,394,812,000 -20,968,997,000 -20,203,589,000 -9,539,368,000 -21,028,230,000 -21,259,147,000 -18,024,857,000 -14,326,178,000 -17,720,107,000 -16,446,942,000 -14,744,454,000 -10,207,487,000 -16,008,325,000 -15,585,664,000 -12,249,066,000 -10,626,175,000 -12,342,438,000 -13,183,067,000 -13,998,897,000 -11,188,500,000 -16,353,059,000 -17,202,680,000 -16,630,370,000 -19,828,608,000 -16,427,776,000 -11,968,625,000 -15,762,869,000 -5,698,791,000 -3,524,840,000 -2,738,489,000 -9,139,598,000         
          proceeds from borrowings under repurchase agreements
                                12,216,862,000 13,928,011,000 15,976,412,000 19,309,804,000 19,509,794,000 18,676,046,000 18,319,467,000             26,432,091,000 25,559,532,000 13,514,215,000 21,136,434,000 20,746,969,000 20,470,421,000 9,310,494,000 20,687,118,000 21,265,603,000 18,175,212,000 14,246,324,000 18,184,026,000 16,906,417,000 14,840,227,000 10,002,983,000 16,155,737,000 15,803,202,000 13,862,812,000 10,543,905,000 12,063,665,000 13,443,412,000 12,816,945,000 10,809,040,000 15,976,415,000 16,381,970,000 16,364,175,000 19,487,970,000 16,497,074,000 13,967,034,000 15,548,622,000             
          receivable for unsettled mbs, msr-related asset, and residential whole loan sales
                                419,583,000                                                             
          gain on sales of residential mortgage securities and u.s. treasury securities
                                                                                             
          other-than-temporary impairment charges
                                         618,000 414,000    298,000 407,000         280,000 920,000 4,187,000 3,991,000   6,865,000   8,919,000 7,460,000 1,549,000                
          amortization of purchase premiums on residential mortgage securities and residential whole loans
                                 13,131,000 12,663,000 11,802,000 7,620,000                                                         
          unrealized gains on residential whole loans at fair value
                                 -14,536,000 -13,185,000                                                           
          proceeds from sales of residential mortgage securities and u.s. treasury securities
                                                                                             
          purchases of residential mortgage securities, msr-related assets and u.s. treasury securities
                                                                                             
          redemption of federal home loan bank stock
                                         10,422,000 1,805,000 13,200,000 25,920,000 10,475,000                                             
          payments made for securitization related costs
                                     -25,000 -1,516,000   -1,126,000 -512,000                                                   
          payments made for settlements on swaps
                                 7,593,000 -491,000 -25,653,000 -21,478,000                                                         
          net increase in securities obtained as collateral/obligation to return securities obtained as collateral
                                        -248,650,000    4,155,000  -1,775,000 -6,500,000 -5,175,000 7,520,000 2,220,000 1,940,000 20,990,000 71,474,000 13,316,000 2,607,000 47,768,000 179,557,000 21,480,000 -1,000 200,099,000                                 
          payable for unsettled residential whole loans purchases
                                  -27,463,000                                                           
          gain on sales of residential mortgage securities
                                  -17,708,000 -7,710,000 -24,609,000                                                         
          net decrease in securities obtained as collateral/obligation to return securities obtained as collateral
                                                                                             
          unrealized losses on residential mortgage securities and interest rate swap agreements ("swaps") and other
                                    200,000                                                         
          unrealized gain on residential whole loans at fair value
                                     -9,937,000 -8,442,000 -4,599,000 -13,747,000 -21,118,000 -5,290,000 -4,261,000 -2,948,000  -10,913,000 -8,390,000 -6,226,000  -2,362,000 -908,000 -602,000                                         
          unrealized losses on residential mortgage securities and swaps
                                                                                             
          purchases of federal home loan bank stock
                                                 -49,400,000                                            
          principal payments on repurchase agreements and other advances
                                     -18,075,249,000 -16,933,458,000 -15,445,484,000 -16,609,092,000 -15,444,955,000 -17,530,164,000 -19,074,387,000 -20,513,712,000 -20,031,865,000 -22,153,866,000 -20,446,243,000 -19,776,510,000 -16,042,564,000                                            
          payments made for settlements on interest rate swap agreements
                                     -20,617,000 -7,569,000 -22,650,000 -10,666,000                                                     
          gain on sales of mbs, crt securities and u.s. treasury securities
                                      -16,415,000                                                       
          accretion of purchase discounts on mbs and crt securities, residential whole loans and msr related assets
                                      -23,263,000 -21,155,000 -19,793,000 -19,253,000                                                    
          amortization of purchase premiums on mbs, crt securities, and residential whole loans
                                                                                             
          unrealized losses on mbs, crt securities and swaps
                                                                                             
          decrease in other assets and other
                                      -7,957,000 -1,051,000 -22,010,000                                                     
          principal payments on mbs, crt securities and msr related assets
                                      689,141,000 623,537,000 484,334,000 608,816,000                                                    
          proceeds from sales of mbs, crt securities and u.s. treasury securities
                                      143,197,000                                                       
          purchases of mbs, crt securities, msr related assets and u.s. treasury securities
                                      -1,698,605,000 -128,981,000 -194,328,000                                                     
          purchases of residential whole loans and capitalized advances
                                      -1,214,672,000 -429,582,000 -513,851,000 -674,368,000 -382,205,000 -4,381,000 -5,027,000 -309,263,000 -111,441,000 -90,789,000 -165,510,000                                             
          payable for unsettled mbs and residential whole loans purchases
                                                                                             
          amortization of purchase premiums on mbs and crt securities
                                       7,116,000 5,392,000 6,564,000 7,764,000 7,973,000 8,029,000                                                 
          gain on sales of mbs and u.s. treasury securities
                                        -8,817,000 -9,047,000 -14,933,000 -5,889,000 -9,708,000         -12,194,000 -13,880,000 -7,852,000 -3,571,000 -6,147,000 -13,680,000                                   
          proceeds from sales of mbs and u.s. treasury securities
                                        19,362,000 20,938,000 44,518,000 16,928,000 160,697,000                                                 
          proceeds from borrowings under repurchase agreements and other advances
                                        16,553,139,000 15,188,089,000 17,360,597,000 17,977,954,000 19,963,451,000 20,021,259,000 21,813,159,000 20,340,257,000 19,532,131,000 15,955,633,000                                            
          net increase in cash, cash equivalents, and restricted cash
                                        -241,278,000                                                     
          cash, cash equivalents, and restricted cash at beginning of period
                                        463,064,000                                                     
          cash, cash equivalents, and restricted cash at end of period
                                        221,786,000                                                     
          increase in other assets and other
                                         -1,742,000                                     87,000 136,000 -542,000  159,000 -11,000 -1,196,000 357,000 -123,000 53,000 -352,000   -195,000 -356,000 
          purchases of mbs, crt securities, msr related assets, and u.s. treasury securities
                                                                                             
          payments made for margin calls and settlements on repurchase agreements and interest rate swap agreements
                                         5,089,000 -10,633,000                                                   
          proceeds from reverse margin calls and settlements on repurchase agreements and swaps
                                         13,000,000 15,000,000                                                   
          net increase in cash and cash equivalents
                                         -158,416,000 -137,307,000 323,908,000 161,460,000 -28,586,000 105,933,000       -241,454,000 80,172,000 69,047,000 -290,698,000 61,518,000 55,570,000 -153,288,000 200,277,000 -49,149,000 -142,934,000   -27,004,000 -82,202,000 -126,195,000 284,180,000 74,318,000   115,196,000 166,765,000   44,400,000 -77,363,000 206,673,000 -107,910,000 105,357,000    10,643,000 -68,533,000 40,852,000 14,435,000 9,206,000     
          cash and cash equivalents at beginning of period
                                         260,112,000 165,007,000 182,437,000 565,370,000 401,293,000 394,022,000 345,243,000 653,460,000 361,167,000 234,410,000 64,301,000 68,341,000 139,707,000 
          cash and cash equivalents at end of period
                                         -158,416,000 -137,307,000 323,908,000 421,572,000 -28,586,000 105,933,000 36,529,000 146,236,000 -9,153,000 -44,332,000 49,775,000 168,717,000 -241,454,000 80,172,000 69,047,000 274,672,000 61,518,000 55,570,000 -153,288,000 601,570,000 -49,149,000 -142,934,000 218,755,000 374,621,000 -27,004,000 -82,202,000 -126,195,000 629,423,000 74,318,000 -260,618,000 -237,113,000 768,656,000 166,765,000 204,203,000 -123,075,000 405,567,000 -77,363,000 206,673,000 -107,910,000 339,767,000 -5,943,000 -1,736,000 -20,065,000 74,944,000 -68,533,000 40,852,000 14,435,000 77,547,000 23,128,000 -48,961,000 25,566,000 68,608,000 
          purchases of mbs, crt securities and msr related assets
                                                                                             
          accretion of purchase discounts on mbs and crt securities and residential whole loans
                                           -22,497,000 -23,682,000 -20,522,000 -21,355,000 -20,655,000 -22,083,000 -22,185,000 -23,387,000 -24,551,000 -25,254,000                                         
          principal payments on mbs and crt securities and other investments
                                           1,698,984,000 762,747,000                                                 
          purchases of mbs and crt securities and other investments
                                           -644,154,000 -244,582,000                                                 
          payments made for margin calls on repurchase agreements and interest rate swap agreements
                                            -24,846,000 1,665,000 2,372,000 -63,600,000 -117,800,000                                             
          proceeds from reverse margin calls on repurchase agreements and swaps
                                            37,517,000 63,300,000 39,000,000 34,000,000 55,700,000 59,000,000 32,300,000 63,800,000 60,000,000 61,900,000 22,500,000 18,400,000 30,000,000 20,809,000   2,000,000 2,000,000 4,800,000 4,090,000 17,000,000 500,000 17,381,000 8,033,000 5,500,000                       
          gain on sales of mbs
                                             -9,768,000 -7,083,000 -9,241,000 -9,745,000  -11,196,000 -7,617,000 -6,435,000                                -2,094,000         
          unrealized loss on residential whole loans at fair value
                                                                                             
          principal payments on mbs and crt securities
                                             758,090,000 950,146,000 824,012,000 807,349,000 593,593,000 848,645,000 886,481,000 588,088,000                                         
          proceeds from sale of mbs
                                                  23,523,000 16,332,000 10,845,000          65,976,000 71,103,000 74,135,000    939,119,000 212,401,000     1,851,019,000 20,298,000 1,034,871,000 788,490,000 564,812,000       
          purchases of mbs and crt securities
                                             -509,740,000 -473,901,000 -549,301,000 -375,404,000 -377,096,000 -252,685,000 -662,395,000 -518,127,000                                         
          cash disbursements on financial instruments underlying linked transactions
                                                     -4,011,842,000 -1,599,269,000 -765,619,000 -374,073,000 -165,647,000 -139,252,000                                   
          cash received from financial instruments underlying linked transactions
                                                     3,753,128,000 1,518,637,000 720,603,000 344,504,000 162,111,000 125,771,000 58,309,000 59,245,000 72,526,000 61,848,000 110,246,000 218,269,000 245,555,000 421,054,000 514,827,000 529,084,000                         
          loss on sales of real estate owned
                                              -733,000 -598,000 -509,000                                             
          amortization of purchase premiums on mbs
                                              10,331,000 9,274,000 8,143,000 8,879,000 11,637,000 11,986,000 9,122,000 6,066,000 8,308,000 7,463,000 10,215,000 11,009,000 15,897,000 16,508,000 14,793,000 14,123,000 14,873,000 12,520,000 10,782,000                             
          proceeds from sales of mbs
                                              13,249,000 19,785,000 32,034,000                                             
          mbs and crt securities recorded upon adoption of revised accounting standard for repurchase agreement financing
                                                 1,917,813,000                                         
          repurchase agreements recorded upon adoption of revised accounting standard for repurchase agreement financing
                                                 1,519,593,000                                         
          net decrease in cash and cash equivalents
                                                -18,771,000    -13,720,000            -19,401,000                           25,566,000 -71,099,000 
          unrealized gains on derivative instruments
                                                     869,000 1,552,000 -2,018,000 -2,076,000                                     
          decrease in interest receivable
                                                 1,114,000 2,472,000   1,243,000 2,174,000 2,007,000 -863,000 1,987,000 3,051,000 1,251,000 1,891,000    244,000     -3,918,000 344,000 458,000 6,676,000 2,871,000 903,000 2,590,000 1,585,000    1,456,000 -9,067,000    1,555,000       -3,773,000 
          increase in prepaid and other assets
                                                 16,929,000 -2,245,000 -8,023,000 -12,939,000 7,140,000 -3,889,000 -6,291,000 -9,644,000        1,844,000                             
          realized loss on tba short positions
                                                                                             
          increase in accrued expenses and other liabilities, and excise tax and interest
                                                 2,600,000    -1,867,000 -5,249,000   -7,227,000 9,117,000                                   
          increase in accrued interest payable on financial instruments
                                                 49,961,000 -22,793,000 13,519,000 10,058,000 13,085,000 13,527,000 11,169,000 7,384,000 16,311,000 2,270,000                                   
          proceeds from sale of mbs and u.s. treasury securities
                                                     20,285,000 61,596,000 26,528,000 15,501,000 81,256,000 277,534,000 9,876,000 206,203,000                                 
          purchases of residential whole loans
                                                 -158,871,000 -414,485,000 -3,493,000 -40,168,000                                         
          payments made on obligation to return securities obtained as collateral
                                                         -46,800,000 100,069,000                                   
          maturity of obligation to return securities obtained as collateral
                                                                                            
          payments made for margin calls on repurchase agreements and swaps
                                                 -68,376,000 -50,124,000 -50,700,000 -98,000,000 -96,800,000 -24,100,000 -58,700,000 -29,000,000                 -47,238,000 -12,770,000 -27,440,000 -74,360,000                 
          settlement of tba short positions
                                                                                             
          payments made for redemption of series a preferred stock
                                                                                           
          proceeds from issuance of series b preferred stock
                                                                                           
          payments made for preferred stock offering costs
                                                                                           
          payments made to repurchase common stock
                                                         -16,254,000                                    
          supplemental disclosure of cash flow information:
                                                                                             
          mbs recorded upon de-linking of linked transactions
                                                     50,191,000        254,000 16,561,000 35,553,000 122,826,000 28,815,000 28,233,000 284,418,000 431,580,000                         
          repurchase agreements recorded upon de-linking of linked transactions
                                                                 46,698,000                         
          decrease in accrued expenses and other liabilities, and excise tax and interest
                                                   4,666,000 -5,365,000    -3,745,000                                     
          increase in interest receivable
                                                    -364,000                         1,594,000 -531,000         -457,000 -979,000     
          dividends paid on common stock and ders
                                                    -74,269,000 -74,045,000 -73,795,000 -73,541,000 -73,289,000 -80,814,000 -182,326,000               -70,240,000 -55,730,000   -45,662,000 -39,726,000   -4,007,000            
          dividends and ders declared and unpaid
                                                    74,581,000 403,000 22,000 229,000 73,875,000 -7,528,000 731,000 -179,167,000 259,607,000 -3,829,000 -7,212,000 -3,515,000 86,778,000 7,325,000 120,000 5,388,000 84,692,000                         
          additions to leasehold improvements, furniture, fixtures and real estate investment
                                                                                             
          payments made for resecuritization related costs
                                                                                             
          payments made for senior notes related costs
                                                                                             
          accretion of purchase discounts on mbs and other investments
                                                      -20,438,000                                       
          depreciation and amortization on fixed assets and other assets
                                                      279,000 330,000 327,000  973,000 1,063,000 1,097,000                                 
          principal payments on mbs and other investments
                                                      534,975,000                                       
          purchases of mbs and other investments
                                                      -112,738,000                                       
          accretion of purchase discounts on mbs
                                                        -27,434,000 -25,125,000 -19,560,000                                   
          principal payments on mbs
                                                        438,149,000 539,215,000 748,019,000 771,575,000 711,901,000 693,771,000 754,704,000 664,146,000 558,516,000 602,633,000 627,488,000 539,236,000 521,796,000 566,855,000 673,749,000 1,275,474,000 574,798,000         462,573,000 342,471,000 389,151,000 443,109,000 647,721,000 795,930,000 653,098,000 533,138,000 561,234,000 551,407,000 603,339,000 362,585,000 
          purchases of mbs
                                                        -888,106,000 -211,623,000 -281,256,000               -142,459,000        -2,214,013,000 -1,519,753,000 -323,288,000 -71,412,000 -634,628,000 -248,222,000 -672,602,000 -752,682,000 -1,253,636,000 -1,361,680,000 -310,669,000 -1,669,010,000 
          gain on sale of real estate
                                                                                  -4,705,000         
          unrealized losses on derivative instruments
                                                         -9,429,000                                    
          decrease in prepaid and other assets
                                                                                             
          proceeds from sale of real estate
                                                                                 9,511,000 14,023,000         
          payments made for margin calls on repurchase agreements and interest rate swaps
                                                         -8,500,000 -61,399,000                                   
          payment made to purchase interest rate swaption
                                                                                             
          unrealized gains and other on linked transactions
                                                                                             
          adjustments to reconcile net income to net cash provided by operating activities:
                                                                                             
          gains on sale of mbs
                                                                                            
          losses on termination of repurchase agreements
                                                                     26,815,000                     
          depreciation and amortization on real estate and other assets
                                                             1,063,000 1,149,000 895,000 427,000 401,000 1,362,000                           
          unrealized losses and other on linked transactions
                                                                  2,991,000                           
          increase in accrued expenses, other liabilities and excise tax and interest
                                                                                             
          payments to terminate repurchase agreements
                                                                                             
          principal amortization and prepayment on mortgage loan
                                                                                             
          noncash investing and financing activities:
                                                                                             
          securities obtained as collateral
                                                             -871,000 -3,203,000 9,167,000 197,339,000                             
          increase in accrued expenses and other liabilities
                                                                  -6,384,000       3,976,000 1,816,000   -991,000 1,339,000 -7,720,000 8,369,000    1,066,000  934,000       
          increase in accrued interest payable
                                                              715,000 1,886,000 2,404,000    192,000     552,000    3,403,000 295,000 -3,689,000 3,646,000     -11,255,000 10,803,000 10,132,000 16,126,000     
          decrease in accrued expenses and other liabilities
                                                                                        155,000    -12,508,000 
          unrealized gain and other on linked transactions
                                                                                             
          decrease in prepaid and other assets and other
                                                                                             
          equity-based compensation expense and other
                                                                 1,402,000                            
          negative amortization and principal accretion on mbs
                                                                                             
          net additions to leasehold improvements, furniture, fixtures and real estate investment
                                                                          -89,000 -242,000 -218,000                 
          payment made to purchase interest rate swaptions
                                                                                             
          net (accretion of purchase discounts)/amortization of purchase premiums
                                                                                             
          increase in prepaid and other assets and other
                                                                          -111,000                   
          decrease in accrued interest payable
                                                                                             
          payments made to purchase swaptions
                                                                                             
          net accretion of purchase premiums and discount amortization on mbs
                                                                                             
          depreciation and amortization
                                                                    521,000                      205,000 206,000 191,000 
          principal amortization on mortgage loan
                                                                                             
          losses on sale of mbs
                                                                               25,101,000           
          losses on termination of swaps
                                                                                            
          net amortization of purchase premiums and discounts on mbs
                                                                     373,000 -804,000                       
          depreciation and amortization on real estate
                                                                     247,000 142,000 178,000 163,000 159,000 132,000 127,000 94,000        198,000   189,000 189,000     
          payments on termination of swaps
                                                                                            
          unrealized gain and other on mbs forwards
                                                                                             
          principal payments on mbs forwards
                                                                         -133,319,000                    
          proceeds from mbs forwards
                                                                      397,046,000 225,249,000 339,717,000 106,110,000                    
          net cash used by financing activities
                                                                       177,755,000 -1,265,211,000    -301,792,000                 
          net amortization of purchase (discount) and premium on mbs
                                                                                             
          proceeds received for reverse margin calls on repurchase agreements and swaps
                                                                        287,416,000                     
          principal payments on mortgage loan
                                                                         -41,000 -40,000 -46,000 -39,000                 
          gains on termination of swaps
                                                                                             
          amortization of purchase premium on mbs, net of accretion of discounts
                                                                         -1,908,000 739,000 3,501,000 4,228,000    5,267,000             
          amortization of premium costs for caps
                                                                                             
          negative amortization and principal accretion on investments securities
                                                                                             
          principal payments on mbs and other investment securities
                                                                             261,133,000 309,998,000               
          net additions to leasehold improvements, furniture, fixtures, and real estate investment
                                                                                             
          net cash provided/(used) by investing activities
                                                                         589,316,000 240,697,000      157,295,000     577,905,000        
          proceeds from termination of swaps
                                                                                             
          cash received for reverse margin calls on repurchase agreements and swaps
                                                                         23,758,000 8,710,000 56,338,000 70,820,000                 
          net cash (used)/provided by financing activities
                                                                         -502,400,000 -105,097,000      -101,274,000     -658,736,000        
          built-in gains taxes refunded on sales of real estate
                                                                                             
          gains on sales of mbs
                                                                             -571,000             
          losses on early termination of swaps
                                                                                91,481,000             
          principal payments on mbs and other investments securities
                                                                          579,626,000 476,560,000 357,525,000    395,632,000             
          payments made on termination of swaps
                                                                                             
          negative amortization and principal accretion on investment securities
                                                                           -12,000  -154,000 -101,000 -238,000             
          purchases of mbs and other investment securities
                                                                           -265,554,000 -62,034,000 -13,151,000 -234,838,000 -2,864,738,000 -2,089,356,000             
          decrease in cash and cash equivalents
                                                                                             
          losses on sale of mbs, gross
                                                                                             
          gains on sales of mbs, gross
                                                                                             
          (increase)/ decrease in other assets and other
                                                                            -746,000                 
          (decrease)/ increase in accrued expenses and other liabilities
                                                                            -2,181,000                 
          (decrease)/ increase in accrued interest payable
                                                                            -7,745,000                 
          dividends paid on common stock and dividend equivalent rights
                                                                            -46,351,000    -18,005,000             
          amortization of premium cost for caps
                                                                                   454,000 383,000 242,000 342,000 564,000 430,000     
          depreciation and amortization on real estate, including discontinued operations
                                                                             96,000   117,000 108,000 108,000           
          gain on sale of real estate included in discontinued operations
                                                                                             
          loss on sale of real estate included in discontinued operations
                                                                                             
          additions to leasehold improvements
                                                                                             
          net cash used by investing activities
                                                                             247,982,000 75,160,000         -18,376,000 -219,402,000 -692,865,000 -770,164,000 292,824,000 -1,306,017,000 
          proceeds from terminations of swaps
                                                                                             
          common stock repurchased
                                                                                 -430,000 -2,818,000 -2,879,000 -10,912,000        
          principal payments on and satisfaction of mortgages from discontinued operations
                                                                                             
          mortgage prepayment penalty paid – discontinued operations
                                                                                             
          built-in gains taxes (refunded)/paid on sales of real estate
                                                                                             
          losses on sales of mbs
                                                                                             
          gain on termination of swaps
                                                                                             
          amortization of purchase premiums on mbs, net of accretion of discounts
                                                                              4,425,000    6,508,000 7,869,000 8,123,000  16,914,000 14,359,000 11,606,000     
          amortization of premium cost for interest rate cap agreements
                                                                                           609,000 405,000 
          tax refunds-discontinued operations
                                                                                             
          decrease in restricted cash
                                                                              387,000               
          principal payments on mortgage
                                                                              -38,000 -40,000 -37,000             
          losses/(gain) on early termination of swaps
                                                                                             
          other-than-temporary impairment charge
                                                                               4,017,000 851,000             
          increase in excess margin cash collateral
                                                                                             
          increase in restricted cash
                                                                                -28,538,000             
          payments made for termination of swaps
                                                                                -91,481,000             
          gains on early termination of swaps
                                                                                             
          other-than-temporary impairment recognized on mbs
                                                                                             
          decrease in receivable under the discount waiver, direct stock purchase and dividend reinvestment plan
                                                                                             
          share-based compensation expense
                                                                                             
          negative amortization on investments securities
                                                                                             
          net cash (used)/provided by investing activities
                                                                                             
          payments made for terminations of swaps
                                                                                             
          proceeds from issuance of common stock
                                                                                 11,018,000            
          dividends paid on common stock and der payments
                                                                                             
          net cash provided/(used) by financing activities
                                                                                             
          net income, including discontinued operations
                                                                                             
          amortization of premium cost for derivative assets
                                                                                 393,000            
          decrease in receivable under drspp
                                                                                     985,000     
          gain on sale of real estate from discontinued operations
                                                                                             
          loss on sale of real estate from discontinued operations
                                                                                             
          negative amortization on mbs
                                                                                 -134,000 -612,000 -868,000         
          cash increase from initial consolidation of subsidiary
                                                                                             
          purchase of caps
                                                                                             
          proceeds from borrowings on repurchase agreements
                                                                                 7,435,412,000 4,675,730,000 1,620,689,000 7,993,066,000         
          principal payments on and satisfaction of mortgages, including discontinued operations
                                                                                             
          built-in gains taxes paid on sales of real estate
                                                                                             
          (decrease) increase in accrued expenses and other liabilities
                                                                                  -344,000           
          (decrease) increase in accrued interest payable
                                                                                  4,217,000 -8,324,000 -22,512,000         
          stock option expense and stock based compensation
                                                                                  20,000           
          principal payments on mortgages
                                                                                  -54,000 -20,000 -6,075,000         
          decrease in receivable under the dividend reinvestment and stock repurchase plan
                                                                                             
          net (decrease) increase in cash and cash equivalents
                                                                                  -1,736,000           
          net (loss) income
                                                                                             
          decrease (increase) in interest receivable
                                                                                   3,732,000 4,042,000         
          net cash provided (used) by investing activities
                                                                                   1,100,734,000 1,174,210,000         
          dividends paid on common stock
                                                                                   -4,012,000 -4,058,000 -4,134,000 -10,387,000 -14,955,000 -18,170,000 -18,550,000 -19,700,000   
          decrease in receivable under the dividend reinvestment and stock
                                                                                             
          repurchase plan
                                                                                             
          net cash (used) provided by financing activities
                                                                                   -1,126,690,000 -1,161,584,000         
          loss on sale of mbs
                                                                                    497,000         
          stock option expense
                                                                                    120,000 119,000 122,000 126,000 126,000 141,000 126,000 120,000 171,000 
          net cash (used) provided by operating activities
                                                                                    -1,983,000         
          amortization of purchase premium on investments, net of accretion of discounts
                                                                                             
          increase in accrued expenses and other liabilities and mbs purchase payable
                                                                                             
          equity loss from equity investments in real estate
                                                                                             
          net gain on sale of real estate equity interests and real estate
                                                                                             
          distributions from equity investees
                                                                                             
          netincrease in borrowing under repurchase agreements
                                                                                             
          net proceeds from issuance of preferred stock
                                                                                         43,768,000   
          net proceeds from issuance of common stock
                                                                                        19,498,000 13,732,000   
          principal amortization on real estate investment mortgages
                                                                                             
          proceeds from exercise of common stock options
                                                                                             
          cash paid during the period for interest
                                                                                         22,492,000 14,694,000 15,577,000 12,606,000 
          net gain on sale of portfolio investments
                                                                                             
          depreciation and amortization on real estate and fixed assets
                                                                                             
          cash recognized upon consolidation of subsidiary
                                                                                          258,000 
          net increase in borrowings under repurchase agreements
                                                                                      -582,611,000 11,869,000 198,842,000  712,376,000 -384,007,000 1,131,284,000 
          amortization of mortgage principal for real estate
                                                                                      18,000 -55,000 -47,000     
          adjustments to reconcile net income to net cash from operating
                                                                                             
          activities:
                                                                                             
          net proceeds from issuances of common stock
                                                                                       2,998,000    103,770,000 
          net proceeds from issuances of preferred stock
                                                                                             
          purchase of interest rate caps
                                                                                             
          net loss on sale of securities
                                                                                             
          other-than-temporary impairment recognized on corporate debt securities
                                                                                             
          increase receivable under drspp
                                                                                             
          proceeds from sale of corporate equity securities
                                                                                             
          proceeds from sale of corporate debt securities
                                                                                             
          purchase of controlling interest in consolidated subsidiary
                                                                                             
          net increase in borrowing under repurchase agreements
                                                                                             
          amortization of purchase premiums on investments
                                                                                          12,545,000 14,500,000 8,420,000 
          amortization of premium cost for cap agreements
                                                                                             
          (increase) decrease in interest receivable
                                                                                             
          increase in other assets, receivable under drspp and other
                                                                                             
          (decrease) increase in accrued expenses, other liabilities and mbs purchase payables
                                                                                             
          increase (decrease) in accrued interest payable
                                                                                            3,918,000 
          loss from equity interests in real estate in excess of distributions
                                                                                             
          amortization of mortgage principal for real estate investments
                                                                                          -46,000 -52,000 -41,000 
          non-cash equity losses from operations of real estate investments
                                                                                             
          gains on sales of equity interest in real estate
                                                                                             
          purchase of cap agreements
                                                                                             
          proceeds from exercise of stock options
                                                                                             
          supplemental cash flow information:
                                                                                             
          non-cash investing disclosure:
                                                                                             
          consolidation of investment previously accounted for on the equity method
                                                                                          2,747,000 
          increase in accrued expenses, other liabilities and mbs purchase payable
                                                                                             
          purchase of interest rate cap agreements
                                                                                           -2,395,000 
          adjustments to reconcile net income to net cash
                                                                                             
          provided by operating activities:
                                                                                             
          dividends paid
                                                                                            -15,923,000 
          net loss on sale of portfolio investments
                                                                                             
          cash received from real estate operations, sales of real estate and
                                                                                             
          equity interests in real estate
                                                                                             
          principal amortization of mortgage principal of consolidated real estate investments
                                                                                             
          depreciation and amortization on consolidated real estate investments
                                                                                             
          non-cash equity losses (income) from operations of real estate investments
                                                                                             
          net proceeds from common stock offering