7Baggers

Columbia Financial, Inc
(NASDAQ:CLBK) 

CLBK stock logo

Columbia Financial, Inc. operates as the bank holding company for Columbia Bank that provides financial services to businesses and consumers in the United States. The company offers non-interest-bearing demand deposits, such as individual and commercial checking accounts; interest bearing demand acc...

Full Time Employees: 595
Sector: Financial Services
Industry: Banks-Regional

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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 
                                    
      interest income:
                                    
      loans receivable
    102,152,000 104,625,000 103,792,000 99,646,000 95,110,000 96,202,000 97,863,000 95,252,000 92,949,000 91,744,000 87,548,000 84,188,000 80,290,000 76,159,000 68,516,000 61,927,000 56,957,000 56,939,000 55,451,000 57,683,000 58,768,000 62,725,000 63,258,000 65,235,000 64,018,000 60,211,000 53,594,000 51,709,000 52,260,000 51,578,000 48,585,000 45,865,000 
      debt securities available for sale and equity securities
    10,223,000 9,965,000 9,858,000 10,301,000 9,742,000 9,793,000 9,592,000 9,241,000 7,785,000 7,077,000 6,147,000 6,445,000 8,451,000 8,480,000 8,434,000 8,419,000 8,888,000 8,690,000 7,622,000 7,521,000 6,378,000 6,722,000 7,034,000 7,292,000 7,328,000 7,643,000 7,736,000 7,900,000 7,659,000    
      debt securities held to maturity
    2,756,000 2,819,000 2,886,000 2,922,000 2,811,000 2,479,000 2,616,000 2,502,000 2,369,000 2,370,000 2,434,000 2,447,000 2,457,000 2,471,000 2,440,000 2,357,000 2,426,000 2,376,000 2,353,000 2,151,000 1,752,000 2,218,000 1,749,000 1,993,000 2,065,000 2,090,000 2,068,000 2,115,000 1,907,000    
      federal funds and interest-earning deposits
    2,380,000 3,201,000 2,623,000 2,443,000 2,858,000 3,309,000 3,850,000 4,459,000 3,563,000 4,828,000 747,000 1,801,000 812,000 229,000 151,000 77,000                 
      federal home loan bank and federal reserve bank stock dividends
    1,360,000                                
      total interest income
    118,871,000 121,880,000 120,417,000 116,491,000 112,163,000 113,626,000 115,887,000 113,286,000 108,627,000 107,550,000 98,405,000 96,143,000 92,880,000 87,932,000 79,925,000 73,078,000 68,735,000 68,579,000 66,053,000 67,881,000 67,637,000 72,501,000 72,933,000 75,587,000 74,690,000 71,026,000 64,438,000 62,732,000 62,887,000    
      interest expense:
                                    
      deposits
    46,311,000 48,316,000 49,569,000 49,344,000 50,145,000 51,943,000 52,196,000 49,826,000 48,418,000 43,429,000 35,918,000 28,727,000 17,088,000 11,552,000 6,968,000 4,671,000 4,687,000 5,706,000 6,673,000 7,855,000 8,875,000 10,677,000 12,826,000 14,911,000 16,832,000 16,567,000 16,055,000 15,250,000 13,679,000 11,810,000 10,420,000 9,194,000 
      borrowings
    12,169,000 13,344,000 13,462,000 13,444,000 11,693,000 15,256,000 18,416,000 19,380,000 18,009,000 18,782,000 13,965,000 16,265,000 14,928,000 7,987,000 3,806,000 1,900,000 1,322,000 1,911,000 2,028,000 1,946,000 2,022,000 3,148,000 3,783,000 4,805,000 7,156,000 7,031,000 6,667,000 6,639,000 6,824,000 6,599,000 6,692,000 4,810,000 
      total interest expense
    58,480,000 61,660,000 63,031,000 62,788,000 61,838,000 67,199,000 70,612,000 69,206,000 66,427,000 62,211,000 49,883,000 44,992,000 32,016,000 19,539,000 10,774,000 6,571,000 6,009,000 7,617,000 8,701,000 9,801,000 10,897,000 13,825,000 16,609,000 19,716,000 23,988,000 23,598,000 22,722,000 21,889,000 20,503,000 18,409,000 17,112,000 14,004,000 
      net interest income
    60,391,000 60,220,000 57,386,000 53,703,000 50,325,000 46,427,000 45,275,000 44,080,000 42,200,000 45,339,000 48,522,000 51,151,000 60,864,000 68,393,000 69,151,000 66,507,000 62,726,000 60,962,000 57,352,000 58,080,000 56,740,000 58,676,000 56,324,000 55,871,000 50,702,000 47,428,000 41,716,000 40,843,000 42,384,000 43,373,000 40,583,000 41,015,000 
      provision for credit losses
    956,000 2,077,000 2,344,000 2,468,000 2,933,000 2,876,000 4,103,000 2,194,000 5,278,000 908,000 2,379,000 1,078,000 175,000                    
      net interest income after provision for credit losses
    59,435,000 58,143,000 55,042,000 51,235,000 47,392,000 43,551,000 41,172,000 41,886,000 36,922,000 39,226,250 46,143,000 50,073,000 60,689,000                    
      non-interest income:
                                    
      demand deposit account fees
    2,046,000 2,114,000 2,037,000 2,015,000 1,888,000 1,809,000 1,695,000 1,590,000 1,413,000 1,330,000 1,348,000 1,291,000 1,176,000 1,164,000 1,510,000 1,449,000 1,170,000 1,121,000 986,000 858,000 838,000 927,000 787,000 620,000 1,299,000 1,362,000 1,106,000 1,051,000 959,000 1,067,000 1,000,000 976,000 
      bank-owned life insurance
    2,173,000 2,204,000 2,133,000 1,990,000 1,859,000 2,066,000 1,669,000 1,804,000 1,780,000 4,456,000 2,014,000 1,675,000 1,981,000 1,892,000 1,633,000 2,139,000 1,729,000 1,519,000 1,504,000 1,497,000 1,474,000 2,153,000 1,531,000 1,519,000 1,417,000 1,397,000 1,784,000 1,345,000 1,320,000 1,343,000 1,309,000 1,493,000 
      title insurance fees
    658,000 843,000 684,000 861,000 646,000 570,000 688,000 744,000 503,000 560,000 629,000 624,000 587,000 635,000 796,000 1,035,000 957,000 1,534,000 1,431,000 1,503,000 1,620,000 1,589,000 1,218,000 996,000 1,231,000 1,491,000 1,350,000 1,099,000 1,041,000 1,079,000 1,189,000 1,255,000 
      loan fees and service charges
    1,194,000 1,496,000 1,570,000 1,744,000 1,056,000 1,193,000 951,000 1,378,000 961,000 1,144,000 969,000 1,325,000 1,072,000 996,000 1,432,000 856,000 640,000 774,000 844,000 714,000 651,000 593,000 565,000 533,000 728,000 1,349,000 3,038,000 1,500,000 820,000 982,000 616,000 451,000 
      change in fair value of equity securities
    -1,164,000 -421,000 714,000 272,000 308,000 2,169,000 -27,000 101,000 351,000 446,000 -81,000 162,000 168,000 -69,000 -264,000 -147,000 79,000 17,000 -443,000 -778,000 -588,000 712,000 -4,000 643,000 -584,000   71,000 176,000    
      gain on sale of loans
    20,000 27,000 401,000 -15,000 515,000 81,000 459,000 181,000 185,000 154,000 397,000 -128,000 791,000 69,000 -1,000  110,000 -24,000 140,000 8,524,000 2,150,000 2,022,000 1,873,000 795,000 754,000 75,000 382,000 196,000 132,000    
      other non-interest income
    1,820,000 2,341,000 2,328,000 2,689,000 2,199,000 2,991,000 3,543,000 3,382,000 3,515,000 3,159,000 3,326,000 4,057,000 3,593,000 2,839,000 3,058,000 2,127,000 2,356,000 2,020,000 2,116,000 2,354,000 2,450,000 1,966,000 1,939,000 1,902,000 1,176,000 2,027,000 1,258,000 1,174,000 1,463,000 1,345,000 1,208,000 1,233,000 
      total non-interest income
    6,747,000 8,558,000 9,867,000 10,173,000 8,471,000 -23,716,000 8,978,000 9,180,000 7,452,000 11,249,000 8,602,000 -546,000 8,073,000 7,526,000 8,164,000 7,669,000 7,041,000 6,971,000 8,874,000 14,391,000 8,595,000 9,962,000 7,909,000 7,008,000 6,391,000 8,708,000 10,115,000 6,775,000 6,037,000 6,408,000 5,290,000 5,410,000 
      non-interest expense:
                                    
      compensation and employee benefits
    31,097,000 32,388,000 29,248,000 28,933,000 28,583,000 26,579,000 27,738,000 27,659,000 27,513,000 28,463,000 28,765,000 32,460,000 31,158,000 30,533,000 31,523,000 28,871,000 25,999,000 28,028,000 24,512,000 23,601,000 23,393,000 24,338,000 26,666,000 25,218,000 24,465,000 22,971,000 21,362,000 20,343,000 19,580,000    
      occupancy
    6,797,000 6,267,000 6,055,000 5,968,000 6,185,000 5,861,000 5,594,000 6,054,000 5,973,000 5,590,000 5,845,000 5,738,000 5,754,000 5,751,000 5,973,000 5,436,000 5,429,000 5,159,000 4,846,000 4,814,000 5,252,000 4,851,000 4,823,000 4,701,000 4,795,000 4,552,000 3,973,000 3,824,000 3,831,000    
      federal deposit insurance premiums
    1,585,000 1,398,000 1,783,000 1,739,000 1,880,000 1,829,000 1,518,000 1,879,000 2,355,000 5,015,000 1,201,000 1,734,000 689,000 669,000 645,000 630,000 647,000 623,000 604,000 567,000 580,000 551,000 614,000 626,000 110,000 -32,000 40,000 462,000 425,000    
      advertising
    648,000 810,000 512,000 563,000 531,000 457,000 766,000 661,000 626,000 498,000 834,000 786,000 687,000 650,000 771,000 795,000 649,000 498,000 662,000 663,000 535,000 566,000 484,000 447,000 1,144,000 621,000 533,000 1,390,000 1,388,000    
      professional fees
    1,394,000 2,131,000 2,590,000 3,519,000 2,515,000 2,567,000 2,454,000 4,509,000 4,634,000 3,083,000 2,490,000 2,376,000 1,875,000 2,431,000 2,134,000 1,839,000 1,754,000 2,156,000 1,766,000 1,651,000 1,790,000 1,681,000 1,680,000 1,083,000 1,366,000 1,694,000 1,541,000 1,431,000 1,247,000    
      data processing and software expenses
    4,652,000 4,507,000 4,457,000 4,103,000 4,061,000 3,572,000 4,125,000 3,914,000 3,967,000 4,154,000 3,459,000 3,601,000 3,825,000 3,326,000 3,670,000 3,099,000 3,267,000 3,316,000 2,798,000 2,612,000 2,771,000            
      merger-related expenses
    1,823,000     928,000 23,000 692,000 22,000 326,000 14,000 266,000  134,000 1,198,000 1,327,000 151,000 692,000 55,000 75,000   424,000 432,000 1,075,000 1,553,000 740,000 462,000     
      other non-interest expense
    -509,000 -660,000 441,000 81,000 90,000 1,356,000 616,000 879,000 568,000 570,000 302,000 645,000 -87,000 1,014,000 1,925,000 -277,000 2,853,000 791,000 1,809,000 3,627,000 2,640,000 6,743,000 5,848,000 4,120,000 4,788,000 3,842,000 2,217,000 3,260,000 2,450,000 4,633,000 3,930,000 3,857,000 
      total non-interest expense
    47,487,000 47,055,000 45,086,000 44,906,000 43,845,000 46,596,000 42,834,000 46,247,000 45,658,000 47,999,000 42,910,000 47,606,000 43,901,000 44,508,000 47,839,000 41,720,000 40,749,000 43,372,000 37,052,000 37,610,000 37,703,000 40,810,000 41,378,000 37,443,000 38,508,000 36,237,000 31,064,000 31,841,000 29,559,000 31,014,000 26,590,000 61,728,000 
      income before income tax expense
    18,695,000 19,646,000 19,823,000 16,502,000 12,018,000 -26,761,000 7,316,000 4,819,000 -1,284,000 7,434,000 11,835,000 1,921,000 24,861,000 30,440,000 27,960,000 30,917,000 27,559,000 31,953,000 28,694,000 36,622,000 28,912,000 27,201,000 20,339,000 19,700,000 9,017,000 17,380,000 19,610,000 15,665,000 18,426,000 17,990,000 17,783,000 -17,703,000 
      income tax expense
    5,596,000 3,953,000 4,955,000 4,197,000 3,118,000 -5,538,000 1,131,000 279,000 -129,000 865,000 2,705,000 257,000 6,138,000 8,549,000 7,041,000 7,958,000 7,155,000 8,619,000 7,712,000 9,934,000 7,867,000 6,547,000 5,252,000 4,603,000 2,252,000 3,831,000 5,392,000 3,634,000 3,507,000 3,123,000 6,956,000 -2,961,000 
      net income
    13,099,000 15,693,000 14,868,000 12,305,000 8,900,000 -21,223,000 6,185,000 4,540,000 -1,155,000 6,569,000 9,130,000 1,664,000 18,723,000 21,891,000 20,919,000 22,959,000 20,404,000 23,334,000 20,982,000 26,688,000 21,045,000 20,654,000 15,087,000 15,097,000 6,765,000 13,549,000 14,218,000 12,031,000 14,919,000 14,867,000 10,827,000 -14,742,000 
      yoy
    47.18% -173.94% 140.39% 171.04% -870.56% -423.08% -32.26% 172.84% -106.17% -69.99% -56.36% -92.75% -8.24% -6.18% -0.30% -13.97% -3.05% 12.98% 39.07% 76.78% 211.09% 52.44% 6.11% 25.48% -54.66% -8.87% 31.32% -181.61%     
      qoq
    -16.53% 5.55% 20.83% 38.26% -141.94% -443.14% 36.23% -493.07% -117.58% -28.05% 448.68% -91.11% -14.47% 4.65% -8.89% 12.52% -12.56% 11.21% -21.38% 26.81% 1.89% 36.90% -0.07% 123.16% -50.07% -4.71% 18.18% -19.36% 0.35% 37.31% -173.44%  
      earnings per share-basic
    0.13 0.088 0.15 0.12 0.09 0.023 0.06 0.04 -0.01 0.073 0.09 0.02 0.18 0.153 0.2                  
      earnings per share-diluted
    0.13 0.088 0.15 0.12 0.09 0.023 0.06 0.04 -0.01 0.073 0.09 0.02 0.18 0.153 0.19                  
      weighted-average shares outstanding-basic
    101,266,942  102,031,221 101,985,784 101,816,716  101,623,160 101,651,511 101,746,740  101,968,294 102,409,035 104,631,583  106,926,864 106,204,230 103,148,417                
      weighted-average shares outstanding-diluted
    101,453,090  102,031,221 101,985,784 101,816,716  101,832,048 101,651,511 101,988,425  102,097,491 102,517,584 105,148,375  107,534,498 106,750,557 103,737,252                
      see accompanying notes to unaudited consolidated financial statements.
                                    
      federal home loan bank stock dividends
     1,270,000 1,258,000 1,179,000 1,642,000 1,843,000 1,966,000 1,832,000 1,961,000 1,531,000 1,529,000 1,262,000 870,000 593,000 384,000 298,000 447,000 454,000 460,000 487,000 635,000 710,000 821,000 1,040,000 1,090,000 893,000 858,000 874,000 972,000 900,000 617,000 657,000 
      gain on securities transactions
     -46,000  336,000        -9,552,000    210,000  10,000 2,296,000 -281,000     370,000 891,000 1,256,000 339,000 126,000    
      gain on sale of other real estate owned
     70,250  281,000                             
      loss on securities transactions
         -314,000   -1,256,000    -1,295,000                    
      provision for (reversal of) credit losses
                 971,000 1,516,000 1,539,000 1,459,000                
      net interest income after provision for (reversal of) credit losses
                 67,422,000 67,635,000 64,968,000 61,267,000                
      loss on extinguishment of debt
                     2,109,000   742,000            
      the company adopted asu 2016-13 as of january 1, 2022. prior year periods have not been restated.
                                    
      earnings per share-basic and diluted
                   0.22 0.2                
      federal funds and interest earning deposits
                    17,000 77,500 167,000 39,000 104,000 71,750 71,000 27,000 189,000 101,250 182,000 134,000 89,000 59,000 44,000 584,000 
      provision for (reversal of) loan losses
                     -640,250 480,000              
      net interest income after provision for (reversal of) loan losses
                     43,683,250 56,872,000              
      earnings per share - basic and diluted
                     0.22 0.2 0.26 0.2 0.18 0.14 0.14 0.06 0.12 0.13      
      weighted-average shares outstanding -basic and diluted
                      102,977,254 104,537,656 105,977,621  110,983,871 111,102,306 108,438,173  111,371,754      
      (reversal of) provision for loan losses
                       -1,761,000 -1,280,000            
      net interest income after (reversal of) provision for loan losses
                       59,841,000 58,020,000            
      provision for loan losses
                         627,000 2,516,000 5,736,000 9,568,000 2,519,000 1,157,000 112,000 436,000 777,000 1,500,000 2,400,000 
      net interest income after provision for loan losses
                         36,269,250 53,808,000 50,135,000 41,134,000 44,909,000 40,559,000 40,731,000 41,948,000 42,596,000 39,083,000 38,615,000 
      data processing
                         922,000 839,000 816,000 765,000 1,036,000 658,000 669,000 638,000    
      increase in fair value of equity securities
                             47,250 -59,000      
      charitable contribution to foundation
                                   34,767,000 
      basic and diluted earnings per share
                               0.11 0.13 0.13 0.1 -0.13 
      weighted-average shares outstanding- basic and diluted
                               111,553,203 111,536,577    
      interest and dividend income:
                                    
      securities available-for-sale
                                 4,496,750 6,651,000 4,922,000 
      securities held-to-maturity
                                 1,313,250 1,798,000 2,991,000 
      total interest and dividend income
                                 41,127,000 57,695,000 55,019,000 
      gain on sale of loans receivable
                                 3,750  15,000 
      gain on sale of real estate owned
                                 -11,000 -32,000 -13,000 
      compensation and employee benefits expense
                                 12,482,000 16,654,000 16,750,000 
      occupancy expense
                                 2,690,750 3,529,000 3,518,000 
      federal insurance premiums expense
                                 351,000 503,000 473,000 
      advertising expense
                                 785,500 1,003,000 1,292,000 
      professional fees expense
                                 238,500 341,000 399,000 
      data processing expense
                                 486,000 630,000 672,000 
      weighted-average shares outstanding
                                 111,395,723 111,391,704 111,346,897 
    Balance Sheets:
    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 
                                        
        assets
                                        
        cash and due from banks
      276,835,000 340,695,000 253,291,000 248,113,000 255,978,000 289,113,000 283,391,000 391,004,000 373,362,000 423,140,000 204,375,000 93,368,000 319,333,000 179,097,000 101,917,000 109,021,000 95,736,000 70,702,000 298,359,000 387,034,000 359,532,000 422,787,000 265,737,000 225,743,000 88,197,000 75,420,000 57,644,000 54,255,000 65,030,000 42,065,000     
        short-term investments
      112,000 111,000 111,000 111,000 111,000 110,000 110,000 110,000 110,000 109,000 109,000 107,000 106,000 131,000 131,000 131,000 261,000 261,000 129,000 197,000 184,000 170,000 159,000 138,000 127,000 127,000 308,000 122,000 111,000 136,000 128,000 128,000 60,000 164,000 
        total cash and cash equivalents
      276,947,000 340,806,000 253,402,000 248,224,000 256,089,000 289,223,000 283,501,000 391,114,000 373,472,000 423,249,000 204,484,000 93,475,000 319,439,000 179,228,000 102,048,000 109,152,000 95,997,000 70,963,000 298,488,000 387,231,000 359,716,000 422,957,000 265,896,000 225,881,000 88,324,000 75,547,000 57,952,000 54,377,000 65,141,000 42,201,000 54,834,000 67,183,000 634,381,000 65,498,000 
        debt securities available for sale, at fair value
      1,198,870,000 1,122,017,000 1,080,229,000 1,056,950,000 1,077,331,000 1,025,946,000 1,272,464,000 1,263,459,000 1,187,440,000 1,093,557,000 1,018,379,000 997,459,000 1,272,570,000 1,328,634,000 1,371,721,000 1,490,642,000 1,579,497,000 1,703,847,000 1,764,866,000 1,642,413,000 1,474,246,000 1,316,952,000 1,245,300,000 1,177,925,000 1,116,417,000 1,098,336,000 1,115,905,000 1,099,801,000 1,090,177,000      
        debt securities held to maturity, at amortized cost
      377,847,000 396,233,000 399,278,000 402,159,000 400,975,000 392,840,000 401,331,000 411,300,000 398,351,000 401,154,000 411,945,000 415,333,000 417,227,000 421,523,000 425,077,000 425,884,000 419,033,000 429,734,000 408,088,000 402,145,000 391,264,000 262,720,000 272,712,000 273,997,000 273,152,000 285,756,000 289,089,000 299,605,000 287,529,000      
        equity securities, at fair value
      5,638,000 6,802,000 7,967,000 7,253,000 6,981,000 6,673,000 4,504,000 4,531,000 4,430,000 4,079,000 3,633,000 3,714,000 3,552,000 3,384,000 3,453,000 3,717,000 2,789,000 2,710,000 2,785,000 4,053,000 4,830,000 5,418,000 4,706,000 4,710,000 2,271,000 2,855,000 1,765,000 1,915,000 1,428,000      
        federal home loan bank and federal reserve bank stock, at cost
      82,865,000                                  
        loans receivable
      8,259,678,000 8,292,010,000 8,272,560,000 8,175,499,000 8,027,308,000 7,916,928,000 7,857,190,000 7,819,011,000 7,815,629,000 7,874,537,000 7,840,540,000 7,760,436,000 7,787,072,000 7,677,564,000 7,326,223,000 6,982,796,000 6,476,755,000 6,360,601,000 6,084,294,000 6,017,802,000 6,224,865,000 6,181,770,000 6,468,845,000 6,639,874,000 6,252,505,000 6,197,566,000 5,186,097,000 5,113,174,000 5,011,349,000 4,979,182,000 4,843,297,000 4,649,054,000 4,479,919,000 4,400,470,000 
        less: allowance for credit losses
      68,761,000 67,201,000 65,659,000 64,467,000 62,034,000 59,958,000 58,495,000 57,062,000 55,401,000 55,096,000 54,113,000 53,456,000 52,873,000 52,803,000 51,891,000 50,583,000 47,162,000 62,689,000    74,676,000             
        accrued interest receivable
      41,805,000 41,490,000 42,249,000 41,161,000 41,902,000 40,383,000 41,659,000 41,338,000 41,585,000 39,345,000 37,016,000 35,159,000 35,126,000 33,898,000 30,152,000 28,272,000 27,774,000 28,300,000 27,857,000 28,296,000 28,670,000 29,456,000 31,252,000 28,414,000 22,770,000 22,092,000 19,423,000 20,310,000 20,092,000 18,894,000 18,594,000 17,067,000 16,614,000 15,915,000 
        office properties and equipment
      82,583,000 82,985,000 82,814,000 82,176,000 82,592,000 81,772,000 82,248,000 82,547,000 83,234,000 83,577,000 83,344,000 82,843,000 83,721,000 83,877,000 84,255,000 83,743,000 77,776,000 78,708,000 74,426,000 75,450,000 76,790,000 75,974,000 76,853,000 77,588,000 72,385,000 72,967,000 63,723,000 61,267,000 58,291,000 52,050,000 48,671,000 46,623,000 43,706,000 42,620,000 
        bank-owned life insurance
      285,267,000 283,094,000 280,890,000 278,756,000 276,767,000 274,908,000 272,970,000 271,300,000 270,144,000 268,362,000 269,159,000 267,905,000 266,230,000 264,854,000 263,217,000 261,586,000 248,013,000 247,474,000 237,294,000 235,790,000 234,294,000 232,824,000 233,127,000 231,596,000 212,832,000 211,415,000 187,922,000 187,153,000 185,808,000 184,488,000 183,145,000 151,837,000 151,585,000 150,521,000 
        goodwill and intangible assets
      119,681,000 120,302,000 120,914,000 120,003,000 120,487,000 121,008,000 121,569,000 122,102,000 122,730,000 123,350,000 123,890,000 124,538,000 124,581,000 125,142,000 126,296,000 129,094,000 91,382,000 91,693,000 85,864,000 86,189,000 86,331,000 87,384,000 92,506,000 92,642,000 68,279,000 68,582,000 6,163,000 6,191,000 6,106,000 6,085,000 5,940,000 5,957,000 5,976,000 5,997,000 
        other real estate owned
      5,923,000    1,334,000 1,334,000 1,974,000 1,974,000                           
        other assets
      342,164,000 335,651,000 312,927,000 322,651,000 316,490,000 324,049,000 329,741,000 324,358,000 315,046,000 308,432,000 313,393,000 296,592,000 293,206,000 284,754,000 293,894,000 260,822,000 239,622,000 249,615,000 245,593,000 217,042,000 190,549,000 209,852,000 192,847,000 217,098,000 219,083,000 145,708,000 147,763,000 138,696,000 98,951,000 107,048,000 103,469,000 107,142,000 96,016,000 89,668,000 
        total assets
      11,010,507,000 11,018,793,000 10,855,834,000 10,739,028,000 10,607,850,000 10,475,493,000 10,686,503,000 10,763,590,000 10,637,519,000 10,645,568,000 10,323,539,000 10,085,275,000 10,634,650,000 10,408,169,000 10,012,171,000 9,751,418,000 9,237,094,000 9,224,097,000 9,200,120,000 9,067,435,000 9,039,931,000 8,798,536,000 8,865,473,000 8,963,192,000 8,325,051,000 8,188,694,000 7,070,250,000 6,980,743,000 6,816,964,000 6,691,618,000 6,567,853,000 6,277,403,000 6,564,881,000 5,766,500,000 
        liabilities and stockholders' equity
                                        
        liabilities:
                                        
        deposits
      8,372,014,000 8,444,079,000 8,240,321,000 8,135,483,000 8,194,935,000 8,096,149,000 7,958,059,000 7,781,547,000 7,829,403,000 7,846,556,000 7,703,166,000 7,714,156,000 7,674,201,000 8,001,159,000 8,064,893,000 8,033,064,000 7,594,988,000 7,570,216,000 7,222,358,000 7,079,276,000 6,996,330,000 6,778,624,000 6,629,648,000 6,581,109,000 5,772,418,000 5,645,842,000 4,783,322,000 4,668,645,000 4,606,628,000 4,413,873,000 4,372,345,000 4,294,832,000 5,395,253,000 4,263,315,000 
        borrowings
      1,243,462,000 1,183,472,000 1,263,483,000 1,272,578,000 1,107,588,000 1,080,600,000 1,420,640,000 1,683,899,000 1,530,424,000 1,528,695,000 1,356,218,000 1,120,260,000 1,706,613,000 1,127,047,000 674,018,000 419,969,000 432,755,000 377,309,000 749,631,000 749,683,000 722,615,000 799,364,000 1,015,210,000 1,129,979,000 1,376,941,000 1,407,022,000 1,129,117,000 1,163,271,000 1,098,635,000 1,189,180,000 1,135,730,000 930,618,000 589,430,000 929,057,000 
        advance payments by borrowers for taxes and insurance
      47,909,000 45,792,000 44,305,000 49,525,000 47,275,000 45,453,000 42,793,000 47,842,000 45,907,000 43,509,000 42,417,000 48,176,000 47,690,000 45,460,000 44,463,000 45,869,000 37,875,000 36,471,000 36,039,000 36,155,000 33,102,000 32,570,000 34,254,000 36,706,000 36,768,000 35,507,000 34,543,000 34,419,000 32,757,000 32,030,000 32,732,000 30,995,000 28,522,000 25,563,000 
        accrued expenses and other liabilities
      173,400,000 184,722,000 166,765,000 160,734,000 157,709,000 172,915,000 185,861,000 203,568,000 193,760,000 186,473,000 214,307,000 179,895,000 167,256,000 180,908,000 199,152,000 178,232,000 138,989,000 161,020,000 161,216,000 169,275,000 288,235,000 176,691,000 169,031,000 174,410,000 177,798,000 117,806,000 131,433,000 106,499,000 84,442,000 84,475,000 80,000,000 79,661,000 77,772,000 76,495,000 
        total liabilities
      9,836,785,000 9,858,065,000 9,714,874,000 9,618,320,000 9,507,507,000 9,395,117,000 9,607,353,000 9,716,856,000 9,599,494,000 9,605,233,000 9,316,108,000 9,062,487,000 9,595,760,000 9,354,574,000 8,982,526,000 8,677,134,000 8,204,607,000 8,145,016,000 8,169,244,000 8,034,389,000 8,040,282,000 7,787,249,000 7,848,143,000 7,922,204,000 7,363,925,000 7,206,177,000 6,078,415,000 5,972,834,000 5,822,462,000 5,719,558,000 5,620,807,000 5,336,106,000 6,090,977,000 5,294,430,000 
        stockholders' equity:
                                        
        preferred stock, 0.01 par value. 10,000,000 shares authorized; none issued and outstanding at march 31, 2026 and december 31, 2025
                                        
        common stock
      1,318,000 1,316,000 1,316,000 1,316,000 1,316,000 1,314,000 1,314,000 1,314,000 1,314,000 1,312,000 1,311,000 1,311,000 1,309,000 1,309,000 1,308,000 1,308,000 1,247,000 1,246,000 1,220,000 1,220,000 1,220,000 1,220,000 1,220,000 1,220,000 1,173,000 1,173,000 1,173,000 1,159,000 1,159,000 1,159,000 1,159,000 1,159,000   
        additional paid-in capital
      807,981,000 806,581,000 804,334,000 802,923,000 801,349,000 799,482,000 798,099,000 796,432,000 793,878,000 791,450,000 789,185,000 786,248,000 783,642,000 781,165,000 779,294,000 776,542,000 670,955,000 667,906,000 617,548,000 614,381,000 611,549,000 609,531,000 607,735,000 605,124,000 534,213,000 531,667,000 529,588,000 527,650,000 527,346,000 527,037,000 526,716,000 526,332,000   
        retained earnings
      946,816,000 933,717,000 918,024,000 903,156,000 890,851,000 881,951,000 903,174,000 896,989,000 892,449,000 893,604,000 887,035,000 877,905,000 876,241,000 857,518,000 835,627,000 814,708,000 791,749,000 765,133,000 741,799,000 720,817,000 694,129,000 673,084,000 652,430,000 637,343,000 622,246,000 615,481,000 601,932,000 587,714,000 575,683,000 560,216,000 545,349,000 534,522,000 549,264,000 537,480,000 
        accumulated other comprehensive loss
      -77,913,000 -75,972,000 -88,877,000 -95,104,000 -101,050,000 -110,368,000 -130,986,000 -155,482,000 -160,837,000 -158,735,000 -184,538,000 -166,171,000 -167,858,000 -179,296,000 -201,149,000 -155,845,000 -100,355,000 -45,919,000 -48,855,000 -43,267,000 -72,507,000 -69,625,000 -87,929,000 -53,207,000 -59,665,000 -68,735,000 -55,972,000 -61,319,000 -65,820,000 -71,897,000 -81,770,000 -75,736,000   
        treasury stock
      -476,233,000 -476,133,000 -464,453,000 -461,588,000 -461,536,000 -460,980,000 -460,832,000 -460,291,000 -455,948,000 -454,128,000 -451,756,000 -442,084,000 -419,678,000 -371,708,000 -349,373,000 -325,723,000 -294,121,000 -271,647,000 -242,447,000 -221,072,000 -195,361,000 -163,015,000 -115,580,000 -108,327,000 -95,326,000 -54,950,000 -42,084,000 -3,867,000       
        common stock held by the employee stock ownership plan
      -27,375,000 -27,935,000 -28,508,000 -29,080,000 -29,647,000 -30,207,000 -30,778,000 -31,349,000 -31,914,000 -32,478,000 -33,051,000 -33,623,000 -34,190,000 -34,750,000 -35,322,000 -35,895,000 -36,461,000 -37,026,000 -37,597,000 -38,169,000 -38,734,000 -39,293,000 -39,862,000 -40,434,000 -40,999,000 -41,564,000 -42,137,000 -42,710,000 -43,276,000 -43,835,000     
        stock held by rabbi trust
      -3,517,000 -3,479,000 -3,415,000 -3,445,000 -3,371,000 -3,255,000 -3,183,000 -3,106,000 -3,041,000 -2,955,000 -2,862,000 -2,780,000 -2,668,000 -3,149,000 -3,010,000 -2,878,000 -2,746,000 -2,425,000 -2,299,000 -2,205,000 -2,141,000 -1,875,000 -1,814,000 -1,767,000 -1,728,000 -1,520,000 -1,467,000 -1,407,000 -1,359,000 -1,259,000     
        deferred compensation obligations
      2,645,000 2,633,000 2,539,000 2,530,000 2,431,000 2,439,000 2,342,000 2,227,000 2,124,000 2,265,000 2,107,000 1,982,000 2,092,000 2,506,000 2,270,000 2,067,000 2,219,000 1,813,000 1,507,000 1,341,000 1,494,000 1,260,000 1,130,000 1,036,000 1,212,000 965,000 802,000 689,000 769,000 639,000     
        total stockholders' equity
      1,173,722,000 1,160,728,000 1,140,960,000 1,120,708,000 1,100,343,000 1,080,376,000 1,079,150,000 1,046,734,000 1,038,025,000 1,040,335,000 1,007,431,000 1,022,788,000 1,038,890,000 1,053,595,000 1,029,645,000 1,074,284,000 1,032,487,000 1,079,081,000 1,030,876,000 1,033,046,000 999,649,000 1,011,287,000 1,017,330,000 1,040,988,000 961,126,000 982,517,000 991,835,000 1,007,909,000 994,502,000 972,060,000 947,046,000 941,297,000   
        total liabilities and stockholders' equity
      11,010,507,000 11,018,793,000 10,855,834,000 10,739,028,000 10,607,850,000 10,475,493,000 10,686,503,000 10,763,590,000 10,637,519,000 10,645,568,000 10,323,539,000 10,085,275,000 10,634,650,000 10,408,169,000 10,012,171,000 9,751,418,000 9,237,094,000 9,224,097,000 9,200,120,000 9,067,435,000 9,039,931,000 8,798,536,000 8,865,473,000 8,963,192,000 8,325,051,000 8,188,694,000 7,070,250,000 6,980,743,000 6,816,964,000 6,691,618,000 6,567,853,000 6,277,403,000   
        see accompanying notes to unaudited consolidated financial statements.
                                        
        federal home loan bank stock
       64,604,000 68,263,000 68,663,000 61,628,000 60,387,000 75,847,000 87,618,000 80,859,000 81,022,000 71,869,000 61,277,000 84,799,000 58,114,000 37,726,000 26,293,000 25,618,000 23,141,000 40,891,000 40,922,000 40,280,000 43,759,000 53,416,000 57,843,000 68,233,000 69,579,000 57,077,000 58,613,000 54,863,000 58,938,000 56,532,000 45,009,000 29,381,000 44,664,000 
        preferred stock, 0.01 par value. 10,000,000 shares authorized; none issued and outstanding at december 31, 2025 and 2024
                                        
        see notes to consolidated financial statements.
                                        
        preferred stock, 0.01 par value. 10,000,000 shares authorized; none issued and outstanding at september 30, 2025 and december 31, 2024
                                        
        preferred stock, 0.01 par value. 10,000,000 shares authorized; none issued and outstanding at june 30, 2025 and december 31, 2024
                                        
        preferred stock, 0.01 par value. 10,000,000 shares authorized; none issued and outstanding at march 31, 2025 and december 31, 2024
                                        
        preferred stock, 0.01 par value. 10,000,000 shares authorized; none issued and outstanding at december 31, 2024 and 2023
                                        
        preferred stock, 0.01 par value. 10,000,000 shares authorized; none issued and outstanding at september 30, 2024 and december 31, 2023
                                        
        preferred stock, 0.01 par value. 10,000,000 shares authorized; none issued and outstanding at june 30, 2024 and december 31, 2023
                                        
        preferred stock, 0.01 par value. 10,000,000 shares authorized; none issued and outstanding at march 31, 2024 and december 31, 2023
                                        
        preferred stock, 0.01 par value. 10,000,000 shares authorized; none issued and outstanding at december 31, 2023 and 2022
                                        
        preferred stock, 0.01 par value. 10,000,000 shares authorized; none issued and outstanding at september 30, 2023 and december 31, 2022
                                        
        preferred stock, 0.01 par value. 10,000,000 shares authorized; none issued and outstanding at june 30, 2023 and december 31, 2022
                                        
        preferred stock, 0.01 par value. 10,000,000 shares authorized; none issued and outstanding at march 31, 2023 and december 31, 2022
                                        
        preferred stock, 0.01 par value. 10,000,000 shares authorized; none issued and outstanding at december 31, 2022 and 2021
                                        
        preferred stock, 0.01 par value. 10,000,000 shares authorized; none issued and outstanding at september 30, 2022 and december 31, 2021
                                        
        the company adopted asu 2016-13 as of january 1, 2022. prior year periods have not been restated.
                                        
        preferred stock, 0.01 par value. 10,000,000 shares authorized; none issued and outstanding at june 30, 2022 and december 31, 2021
                                        
        preferred stock, 0.01 par value. 10,000,000 shares authorized; none issued and outstanding at march 31, 2022 and december 31, 2021
                                        
        loans held-for-sale, at fair value
                           4,146,000 4,146,000 9,639,000    2,044,000  8,081,000 1,860,000    
        preferred stock, 0.01 par value. 10,000,000 shares authorized; none issued and outstanding at december 31, 2021 and 2020
                                        
        less: allowance for loan losses
                        70,326,000 69,898,000 71,904,000  76,133,000 74,015,000 71,200,000 61,709,000 62,629,000 62,403,000 62,771,000 62,342,000     
        preferred stock, 0.01 par value. 10,000,000 shares authorized; none issued and outstanding at september 30, 2021 and december 31, 2020
                                        
        preferred stock, 0.01 par value. 10,000,000 shares authorized; none issued and outstanding at june 30, 2021 and december 31, 2020
                                        
        preferred stock, 0.01 par value. 10,000,000 shares authorized; none issued and outstanding at march 31, 2021 and december 31, 2020
                                        
        preferred stock, 0.01 par value. 10,000,000 shares authorized; none issued and outstanding at december 31, 2020 and 2019
                                        
        preferred stock, 0.01 par value. 10,000,000 shares authorized; none issued and outstanding at september 30, 2020 and december 31, 2019
                                        
        preferred stock, 0.01 par value. 10,000,000 shares authorized; none issued and outstanding at june 30, 2020 and december 31, 2019
                                        
        preferred stock, 0.01 par value. 10,000,000 shares authorized; none issued and outstanding at march 31, 2020 and december 31, 2019
                                        
        real estate owned
                                   92,000 251,000 660,000 959,000 959,000 
        preferred stock, 0.01 par value. 10,000,000 shares authorized; none issued and outstanding at december 31, 2019 and 2018
                                        
        preferred stock, 0.01 par value. 10,000,000 shares authorized; none issued and outstanding at september 30, 2019 and december 31, 2018
                                        
        preferred stock, 0.01 par value. 10,000,000 shares authorized; none issued and outstanding at june 30, 2019 and december 31, 2018
                                        
        preferred stock, 0.01 par value. 10,000,000 shares authorized; none issued and outstanding at march 31, 2019 and december 31, 2018
                                        
        securities available for sale, at fair value
                                   1,034,758,000     
        securities held to maturity, at amortized cost
                                   262,143,000     
        preferred stock, 0.01 par value. 10,000,000 shares authorized; none issued and outstanding at december 31, 2018 and 2017
                                        
        cash and cash at banks
                                    54,706,000    
        securities available-for-sale, at fair value
                                    987,076,000 932,070,000 852,213,000 710,570,000 
        securities held-to-maturity, at amortized cost
                                    264,184,000 254,801,000 254,131,000 239,618,000 
        preferred stock, 0.01 par value. authorized 10,000,000 shares; none issued and outstanding at june 30, 2018 and december 31, 2017
                                        
        unallocated common stock held by the employee stock ownership plan
                                    -44,408,000 -44,980,000   
        cash and cash equivalents
                                     67,055,000 634,321,000 65,334,000 
        liabilities and stockholder's equity
                                        
        stockholder's equity:
                                        
        accumulated other comprehensive loss, net of tax
                                      -75,360,000 -65,410,000 
        total stockholder's equity
                                      473,904,000 472,070,000 
        total liabilities and stockholder's equity
                                      6,564,881,000 5,766,500,000 
      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 2018-03-31 2017-12-31 
                                         
          cash flows from operating activities:
                                         
          net income
        13,099,000 15,693,000 14,868,000 12,305,000 8,900,000 -21,223,000 6,185,000 4,540,000 -1,155,000 6,569,000 9,130,000 1,664,000 18,723,000 21,891,000 20,919,000 22,959,000 20,404,000 23,334,000 20,982,000 26,688,000 21,045,000 20,654,000 15,087,000 15,097,000 6,765,000 13,549,000 14,218,000 12,031,000 14,919,000 14,867,000 10,827,000 11,784,000 3,678,000 
          adjustments to reconcile net income to net cash from operating activities:
                                         
          amortization of deferred loan costs, fees and purchased premiums and discounts
        1,395,000 1,591,000 1,815,000 1,556,000 1,385,000 1,300,000 1,042,000 900,000 1,195,000 1,257,000 1,572,000 1,405,000 1,372,000 1,315,000 1,481,000 1,432,000 1,835,000  1,455,000 -198,000 -1,241,000  162,000 -168,000 824,000         
          net amortization of premiums and discounts on securities
        -887,000 -910,000 -920,000 -1,000,000 -915,000 -498,000 -105,000 -140,000 -76,000 21,000 329,000 579,000 511,000 552,000 747,000 837,000 635,000 985,000 956,000 1,116,000 1,425,000 935,000 719,000 502,000 352,000 373,000 198,000 280,000 309,000 195,000 310,000 280,000 328,000 
          net amortization of mortgage servicing rights
        54,000 56,000 60,000 47,000 51,000 53,000 54,000 75,000 59,000 61,000 66,000 57,000 55,000 52,000 57,000 61,000 63,000 66,000 71,000 69,000 60,000 45,000 28,000 29,000 28,000         
          amortization of intangible assets
        567,000 579,000 561,000 510,000 521,000 533,000 542,000 553,000 563,000 573,000 583,000 592,000 602,000 611,000 620,000 501,000 248,000 251,000 254,000 258,000 262,000 265,000 269,000 273,000 241,000         
          depreciation and amortization of office properties and equipment
        2,268,000 2,203,000 2,181,000 2,136,000 2,082,000 2,097,000 2,046,000 2,064,000 2,014,000 1,959,000 1,985,000 1,949,000 1,874,000 1,861,000 1,851,000 1,836,000 1,769,000 1,699,000 1,657,000 1,704,000 1,658,000 1,596,000 1,633,000 1,699,000 1,615,000 1,514,000 1,196,000 1,113,000 1,057,000 1,091,000 914,000 901,000 863,000 
          amortization of operating lease right-of-use assets
        1,055,000 1,028,000 1,022,000 1,002,000 993,000 976,000 970,000 971,000 987,000 983,000 979,000 981,000 973,000 956,000 960,000 963,000 942,000 913,000 909,000 907,000 904,000 1,201,000           
          provision for credit losses
        956,000 2,077,000 2,344,000 2,468,000 2,933,000 2,876,000 4,103,000 2,194,000 5,278,000  2,379,000 1,078,000 175,000                     
          change in fair value of equity securities
        1,164,000 421,000 -714,000 -272,000 -308,000 -2,169,000 27,000 -101,000 -351,000 -446,000 81,000 -162,000 -168,000 69,000 264,000 147,000 -79,000 -17,000 444,000 777,000 588,000 -712,000 4,000 -643,000 584,000 -116,000 58,000 -71,000 -176,000     
          gain on sale of loans
        -20,000 -27,000 -342,000 85,000 -515,000 -81,000 -459,000 -181,000 -185,000 -154,000 -397,000 128,000 -791,000 -69,000 1,000 -110,000 24,000 -140,000 -7,980,000 -435,000 -1,000 -350,000 -795,000 -754,000         
          gain on disposal of office properties and equipment
           -18,000                             
          (increase) in accrued interest receivable
        -315,000  -1,088,000 741,000 -1,519,000                 1,796,000 -2,838,000           
          decrease in other assets
        -6,441,000  4,600,000 -541,000 1,351,000      -8,392,000 3,940,000 -14,166,000  -5,135,000 -20,427,000 27,676,000   -6,445,000 29,600,000    -82,522,000         
          (decrease) in accrued expenses and other liabilities
        -9,549,000           13,432,000 -13,915,000                     
          income on bank-owned life insurance
        -2,173,000 -2,204,000 -2,133,000 -1,990,000 -1,859,000 -2,066,000 -1,669,000 -1,804,000 -1,780,000 -4,456,000 -2,014,000 -1,675,000 -1,981,000 -1,892,000 -1,633,000 -2,139,000 -1,729,000 -1,519,000 -1,504,000 -1,497,000 -1,474,000 -2,153,000 -1,531,000 -1,519,000 -1,417,000 -1,397,000 -1,784,000 -1,345,000 -1,320,000     
          employee stock ownership plan expense
        960,000 887,000 853,000 805,000 869,000 983,000 963,000 875,000 987,000 984,000 984,000 985,000 1,142,000 1,227,000 1,237,000 1,180,000 1,206,000 1,107,000 1,023,000 997,000 925,000 787,000 679,000 788,000 907,000 947,000 881,000 870,000 868,000 894,000 956,000   
          stock based compensation
        1,034,000 1,146,000 1,130,000 1,330,000 1,130,000 986,000 1,241,000 2,241,000 2,029,000 1,823,000 2,283,000 2,028,000 1,845,000 1,653,000 1,680,000 2,192,000 1,915,000 2,137,000 2,203,000 2,397,000 2,143,000 2,205,000 2,176,000 2,205,000 2,204,000 2,064,000        
          (increase) in deferred compensation obligations under rabbi trust
        -26,000  39,000 25,000 -124,000                             
          net cash from operating activities
        3,141,000 24,381,000 30,956,000 14,642,000 -1,582,000 28,900,000 -28,289,000 18,574,000 14,136,000 -32,473,000 43,263,000 33,534,000 -3,608,000 29,947,000 37,458,000 41,899,000 32,854,000 31,223,000 -4,795,000 -100,059,000 172,335,000 39,756,000 4,958,000 -39,995,000 43,167,000 93,990,000 30,555,000 -18,528,000 17,753,000 9,958,000 16,847,000 10,331,000 2,326,000 
          capital expenditures
          free cash flows
        3,141,000 24,381,000 30,956,000 14,642,000 -1,582,000 28,900,000 -28,289,000 18,574,000 14,136,000 -32,473,000 43,263,000 33,534,000 -3,608,000 29,947,000 37,458,000 41,899,000 32,854,000 31,223,000 -4,795,000 -100,059,000 172,335,000 39,756,000 4,958,000 -39,995,000 43,167,000 93,990,000 30,555,000 -18,528,000 17,753,000 9,958,000 16,847,000 10,331,000 2,326,000 
          cash flows from investing activities:
                                         
          proceeds from paydowns/maturities/calls of debt securities available for sale
        57,106,000  53,855,000 73,011,000 29,836,000  54,785,000 31,921,000 31,069,000  25,922,000 25,477,000 27,888,000  57,667,000 79,299,000 89,921,000  87,709,000 75,383,000 94,255,000  67,403,000 58,187,000 36,571,000  38,935,000 23,627,000 25,942,000     
          proceeds from paydowns/maturities/calls of debt securities held to maturity
        18,695,000  3,239,000 12,756,000 12,113,000  10,064,000 3,700,000 2,783,000  3,341,000 1,858,000 4,277,000  5,726,000 11,352,000 10,567,000  8,983,000 6,502,000 14,131,000  6,017,000 12,465,000 12,506,000         
          purchases of debt securities available for sale
        -138,217,000 -92,560,000 -60,811,000 -53,940,000 -64,827,000 -137,861,000 -20,638,000 -108,437,000 -137,807,000 -49,304,000    -5,000,000 -5,156,000 -89,628,000 -47,397,000 -8,000,000 -242,909,000 -207,531,000 -208,575,000 -91,305,000 -90,391,000 -60,569,000 -50,544,000 -32,975,000 -62,697,000 -15,012,000 -65,487,000     
          purchases of debt securities held to maturity
         -13,512,000 -19,857,000 -24,867,000       -5,000,000   -28,288,000 -15,025,000 -17,578,000 -142,888,000 -7,815,000    -4,955,000 -17,500,000 -19,245,000 -28,426,000     
          proceeds from sales of loans held-for-sale
        2,270,000 6,065,000 8,785,000 7,892,000 12,633,000 3,081,000 8,918,000 3,206,000 3,690,000 11,943,000 15,790,000 58,580,000 35,059,000 3,452,000 2,975,000 1,013,000 2,199,000 9,034,000 18,025,000 259,158,000 15,822,000 7,772,000 52,371,000 51,621,000 7,112,000 49,831,000       
          purchases of loans receivable
         -130,882,000 -20,000,000     -14,729,000     -11,150,000 -2,642,000              
          net decrease in loans receivable
        23,368,000   -34,087,000 -104,791,000   -9,814,000 49,233,000                         
          proceeds from redemptions of federal home loan bank stock
        4,463,000 8,667,000 7,079,000 13,445,000 6,129,000 19,244,000 20,923,000 6,140,000 11,413,000 19,466,000 4,559,000 46,900,000 20,207,000 17,186,000 17,957,000 25,552,000 16,667,000 20,787,000 31,000 4,151,000 3,479,000 9,657,000 5,057,000 16,391,000 19,269,000 25,011,000 15,009,000 13,834,000 19,017,000     
          purchases of federal home loan bank and federal reserve bank stock
        -22,724,000                                 
          proceeds from sales of office properties and equipment
           18,000 -48,000        763,000   1,194,000               
          additions to office properties and equipment
        -1,866,000 -2,377,000 -2,837,000 -1,720,000 -2,902,000 -1,621,000 -2,777,000 -1,377,000 -1,671,000 -2,323,000 -2,498,000 -1,089,000 -1,725,000 -2,341,000 -2,481,000 -1,517,000 -865,000 -1,275,000 -633,000 -1,103,000 -2,481,000 -874,000 -898,000 -1,149,000 -1,703,000 -4,305,000 -3,652,000 -4,089,000 -7,298,000 -4,473,000 -2,962,000 -1,987,000 -2,648,000 
          net cash from investing activities
        -56,905,000 -51,434,000 -113,464,000   179,727,000 12,976,000 -104,188,000 -49,047,000 -63,074,000 -142,143,000 308,436,000 -63,574,000 -320,779,000 -305,792,000 79,308,000 -67,462,000 65,666,000 -206,000,000 40,215,000 -343,486,000 233,921,000 110,664,000 830,000 -87,770,000 -339,102,000 -69,424,000 -116,684,000 -97,750,000 825,338,851 -312,980,000 -236,705,000 -372,135,000 
          see accompanying notes to unaudited consolidated financial statements.
                                         
          cash flows from financing activities:
                                         
          net increase in deposits
        -72,065,000 203,758,000 104,838,000 -59,452,000 98,786,000 138,090,000      39,955,000 -326,958,000 -63,734,000 31,829,000 -64,656,000 24,772,000 137,741,000 143,082,000 82,946,000 217,706,000 148,976,000 48,539,000 475,457,000 126,576,000 79,821,000 114,677,000 62,017,000 192,755,000 41,528,000 77,513,000 1,131,938,000 139,887,000 
          proceeds from long-term borrowings
        40,000,000 20,000,000 25,333,000 110,000,000 20,000,000 36,000,000 25,205,000 150,000,000 60,000,000 225,000,000 50,000,000 150,000,000 111,113,000 300,000,000      40,000,000 50,000,000 12,663,000 48,346,000 25,536,000 53,455,000 40,850,000 -3,919,000   
          payments on long-term borrowings
        -15,000,000 -25,000,000 -19,418,000 -60,000,000 -309,472,000 -105,450,000 -55,000,000 -15,000,000 -1,300,000 -10,000,000     -252,584,000 -54,168,000 -162,594,000 -64,880,000 -60,365,000 -56,100,000 -10,000,000 -60,000,000 -100,000,000 -60,000,000     
          net increase in short-term borrowings
        34,990,000 -75,011,000 -15,010,000 54,990,000 66,988,000   58,475,000 -43,271,000 -22,523,000 185,958,000 -735,053,000 478,453,000 191,754,000 218,156,000 -18,548,000 55,446,000     -53,252,000 -33,289,000   192,481,000 -22,500,000       
          increase in advance payments by borrowers for taxes and insurance
        2,117,000   2,250,000 1,822,000 2,660,000 -5,049,000 1,935,000 2,398,000 1,092,000 -5,759,000 486,000 2,230,000 997,000 -1,406,000 6,653,000 1,404,000 -63,000 -116,000 3,053,000 532,000 -1,684,000 -2,452,000 -1,044,000 1,261,000 608,000 124,000 1,662,000 727,000 -702,000 1,737,000   
          exercise of stock options
        -34,000     -41,000 -9,000 -49,000 -2,000 -33,000 11,000 52,000 -253,000 -10,000 -182,000  -26,000               
          repurchase of shares for taxes
        -103,000 -262,000 -49,000 -130,000 -127,000 -495,000 -56,000 -139,000 -146,000 -344,000 -133,000 -102,000 -4,399,000 -113,000 -65,000                
          net cash from financing activities
        -10,095,000 114,457,000 87,686,000 107,739,000 127,466,000 -202,905,000 -92,300,000 103,256,000 -14,866,000 314,312,000 209,889,000 -567,934,000 207,393,000 368,012,000 261,230,000 -108,052,000 59,642,000 -324,414,000 122,052,000 87,359,000 107,910,000 -116,616,000 -75,607,000 176,722,000 57,380,000 262,707,000 42,444,000 124,448,000 102,937,000 94,276,000 283,784,000 795,257,000 334,332,000 
          net (decrease) in cash and cash equivalents
        -63,859,000  5,178,000 -7,865,000 -33,134,000                             
          cash and cash equivalents at beginning of year
        340,806,000 289,223,000 423,249,000 179,228,000 70,963,000 422,957,000  75,547,000  42,201,000  100,975,000 
          cash and cash equivalents at end of period
        276,947,000  5,178,000 -7,865,000 256,089,000  -107,613,000 17,642,000 373,472,000  111,009,000 -225,964,000 319,439,000  -7,104,000 13,155,000 95,997,000  -88,743,000 27,515,000 359,716,000 157,061,000 40,015,000 137,557,000 88,324,000 17,595,000 3,575,000 -10,764,000 65,141,000 -12,633,000 -12,349,000   
          cash paid during the period for:
                                         
          interest on deposits and borrowings
        58,497,000 62,335,000 63,341,000 61,981,000 62,260,000 68,714,000 70,917,000 68,665,000 66,080,000 59,565,000 50,303,000 45,764,000 27,936,000 17,761,000 10,453,000 6,967,000 5,896,000 8,362,000 8,652,000 10,005,000 10,887,000 14,785,000 16,971,000 20,604,000 23,197,000 22,478,000 43,401,000 1,219,000 20,272,000     
          income tax payments, net of refunds
        36,000 -121,000 50,000 8,000 65,000 321,000 -45,000 6,000 658,000 2,972,000 234,000 5,470,000 577,000                     
          non-cash investing and financing activities:
                                         
          transfer of loans receivable to other real estate owned
        5,923,000                                
          transfer of loans receivable to loans held-for-sale
        2,250,000 6,061,000 8,517,000 7,980,000 12,169,000 3,025,000 8,522,000 3,025,000 3,507,000 11,883,000 15,394,000 59,314,000 34,364,000 3,383,000 2,976,000 1,013,000 2,089,000 9,058,000 17,885,000 251,178,000 11,241,000 1,952,000 61,270,000 50,949,000  47,077,000       
          excise tax (benefit) on net stock repurchases
        -5,000    -4,000                             
          loss on extinguishment of debt
                         2,109,000 742,000             
          loss on securities transactions
         46,000    1,256,000  9,552,000 1,295,000                    60,000 
          gain on securitizations
         -59,000               -544,000 -1,715,000 -2,021,000            
          gain on sale of other real estate owned
                                       
          loss on write-down of other real estate owned
                                         
          loss on disposal of office properties and equipment
         3,000                34,000 54,000 7,000 43,000 21,000 670,000         
          deferred tax expense
         19,197,000 772,000   -7,674,000   5,896,000 241,000   16,256,000 -5,706,000 1,268,000 951,000 7,194,000 9,779,000 736,000 13,602,000 -11,084,000 -307,000 7,527,000 14,687,000 -7,308,000 148,000 -12,254,000 -47,000 -6,042,000 3,363,000 
          increase in accrued interest receivable
             1,276,000 -321,000 247,000 -2,240,000                -678,000 -430,000 887,000 -218,000 -1,198,000 -300,000 -1,527,000 -699,000 -1,228,000 
          increase in other assets
             15,595,000 -19,912,000 -3,699,000 -4,424,000                 -7,819,000 -9,715,000 -40,519,000 6,197,000 2,748,000 3,673,000 -1,182,000 -11,429,000 
          increase in accrued expenses and other liabilities
           1,940,000 -16,539,000  -22,798,000 8,113,000 10,206,000     47,000 20,290,000     -117,039,000 117,631,000 -796,000 -2,820,000 -9,422,000 45,929,000 -33,335,000 23,487,000   4,475,000 339,000 4,042,000 3,905,000 
          increase in deferred compensation obligations under rabbi trust
                        85,000 180,000   -32,000  47,000 -215,000 39,000 110,000 53,000 -128,000 30,000     
          proceeds from sales of debt securities available for sale
           317,738,000 3,495,000 234,397,000 42,625,000   63,090,000 22,530,000   20,761,000 33,387,000 16,100,000       
          proceeds from sales of equity securities
                         130,000         161,000 1,000 764,000     
          proceeds from paydown/maturities/calls of debt securities available for sale
                                         
          proceeds from paydown/maturities/calls of debt securities held to maturity
                                         
          see notes to consolidated financial statements.
                                         
          proceeds from bank-owned life insurance death benefits
             7,000 -2,000 759,000 269,000 336,000 255,000 2,000 553,000 221,000 1,000 4,000             
          purchases of federal home loan bank stock
         -5,008,000 -6,679,000 -20,480,000 -7,370,000 -3,784,000 -9,152,000 -12,899,000 -11,250,000 -28,619,000 -15,151,000 -23,378,000 -46,892,000 -37,574,000 -29,390,000 -25,321,000 -19,144,000 -5,000   -630,000 -3,991,000 -17,923,000 -33,797,000 -13,473,000 -17,584,000 -14,942,000 -17,765,000 -22,973,000 -12,482,000 -15,296,000 
          proceeds from sales of other real estate owned
                                       
          purchase of insurance agency book of business
                                        
          repayment of term note
                                         
          issuance of common stock for restricted stock awards
                 1,000                       
          purchase of treasury stock
         -10,514,000    -4,242,000 -1,652,000 -2,202,000 -8,974,000 -21,998,000 -47,323,000 -22,230,000 -18,590,000 -31,491,000 -21,685,000 -28,684,000 -20,544,000 -25,709,000 -32,837,000 -47,880,000 -6,925,000 -12,998,000 -40,363,000 -13,225,000 -38,217,000       
          net increase in cash and cash equivalents
             5,722,000   -49,777,000 218,765,000 111,009,000 -225,964,000 140,211,000 77,180,000 -7,104,000 13,155,000 25,034,000   27,515,000 -63,241,000 157,061,000 40,015,000 137,557,000 12,777,000 17,595,000 3,575,000 -10,764,000 22,940,000 -12,633,000 -12,349,000   
          cash and cash equivalents at end of year
                                       568,883,000 65,498,000 
          securitization of loans
         6,133,000               35,576,000 64,027,000 68,733,000     15,554,000 6,061,000     
          excise tax on net stock repurchases
         116,000    -5,000 3,000 42,000 2,000 -7,000 110,000                       
          net (increase) in loans receivable
                                         
          decrease in advance payments by borrowers for taxes and insurance
                                        -1,555,000 
          excise tax (benefit)on net stock repurchases
                                         
          net cash (used) in investing activities
            -159,018,000                             
          net loss on securities transactions
                                         
          loss on write-down of real estate owned
                                         
          net loss on disposal of office properties and equipment
             48,000    131,000 12,000 18,000 7,000 95,000 118,000 1,000 28,000                 
          decrease in accrued expenses and other liabilities
                        -24,970,000            -3,553,000     
          decrease in deferred compensation obligations under rabbi trust
             25,000 38,000 38,000 -227,000  43,000 -222,000 67,000                     
          net increase in loans receivable
                 -47,309,000 -98,792,000 -34,578,000 -130,620,000 -347,783,000 -348,092,000 -172,247,000 -119,631,000 -117,657,000 -83,238,000 -7,789,000 -117,233,000 213,542,000 115,287,000 -287,065,000 -122,262,000 -206,338,000 -128,948,000 -123,071,000 -45,415,000     
          net cash acquired in acquisitions
                                         
          transfer of loans receivable to real estate owned
                                        
          net (decrease) in short-term borrowings
                                         
          net decrease in deposits
               -47,856,000 -17,153,000                         
          provision for (reversal of) credit losses
                     971,000 1,516,000 1,539,000 1,459,000                 
          decrease in accrued interest receivable
                   -33,000 -1,228,000 -3,747,000 -1,880,000 412,000 526,000 424,000 439,000 374,000 786,000             
          (increase) in other assets
                         -9,268,000    4,983,000 542,000           
          purchases of equity securities
                                        
          proceeds from term note
                                         
          net cash acquired in acquisition
                                       
          acquisition:
                                         
          non-cash assets acquired:
                                         
          debt securities available for sale
                                       
          equity securities
                                       
          federal home loan bank stock
                                       
          loans receivable
                                       
          accrued interest receivable
                                       
          office properties and equipment
                                       
          goodwill and intangibles
                                        
          deferred tax asset
                                        
          bank-owned life insurance
                                       
          other assets
                                       
          total non-cash assets acquired
                                       
          liabilities assumed:
                                         
          deposits
                                       
          borrowings
                                       
          advance payments by borrowers for taxes and insurance
                                       
          accrued expenses and other liabilities
                                       
          total liabilities assumed
                                       
          net non-cash liabilities assumed
                                        
          net cash and cash equivalents acquired in acquisition
                                       
          excise tax on stock repurchases
                    475,000                     
          gain on securities transactions
                        -10,000    -370,000  -1,256,000 -339,000 -126,000     
          loss on write-down of office properties and equipment
                                         
          loss on write-down of mortgage servicing rights
                             41,000 34,000         
          proceeds from sales of loans receivable
                             6,690,000 6,047,000 7,321,000 15,555,000 1,398,000 7,790,000 -6,828,000 9,311,000 28,344,000   
          payments from long-term borrowings
                                         
          payment of subordinated debt
                                         
          restricted stock forfeitures
                             -8,000 -3,000 -13,000         
          initial recognition of operating lease right-of-use asset
                                         
          initial recognition of operating lease liabilities
                                       
          income tax payments, net of
                      1,310,000 10,070,000 1,849,000   9,215,000 -687,000 -1,723,000 10,949,000   1,400,000 881,000       
          (decrease) in deferred compensation obligations under rabbi trust
                                         
          amortization of deferred loan fees, costs, and purchased premiums and discounts
                                         
          (reversal of) provision for loan losses
                         -7,392,000 480,000 -1,761,000 -1,280,000             
          loss on real estate owned
                                 1,000 11,000 32,000   
          proceeds from sales of real estate owned
                                 91,000 93,000 628,000   
          issuance of common stock
                                      
          exercise of options
                                         
          issuance of treasury stock allocated to restricted stock award grants
                                         
          net decrease in short-term borrowings
                          -52,000 -10,052,000 -23,323,000    -23,981,000    -84,000,000     
          net (decrease) increase in cash and cash equivalents
                                         
          initial recognition of operating lease right-of-use assets
                                        
          debt securities held to maturity
                                        
          amortization of debt issuance costs
                                     578,000 13,000 14,000 
          provision for loan losses
                             627,000 2,516,000 5,736,000 9,568,000 2,519,000 1,157,000 112,000 436,000 777,000 1,500,000 2,000,000 3,400,000 
          contribution of common stock to columbia bank foundation
                                       
          purchase of bank-owned life insurance
                                        
          payments of subordinated debt and trust preferred securities
                                         
          purchase of employee stock ownership plan shares
                                       
          restricted stock repurchased on vesting to pay taxes
                                         
          cash and cash equivalents at beginning of period
                                         
          proceeds from bank-owned life insurance death benefit
                                        
          proceeds from sale of real estate owned
                                         
          net non-cash liabilities acquired
                                        
          purchase of loans receivable
                                         
          income tax payments
                                    100,000 7,890,000 4,000,000   
          amortization of deferred loan fees and costs, premiums and discounts
                                 150,000 -47,000 788,000 314,000     
          origination of loans held-for-sale
                                         
          loss on sale of loans
                                         
          proceeds from sale of equity securities
                                         
          proceeds from paydowns / maturities / calls of debt securities available for sale
                                         
          proceeds from paydowns / maturities / calls of debt securities held to maturity
                                         
          purchase of equity securities
                                 1,000       
          payments on trust preferred securities
                                         
          net amortization on mortgage servicing rights
                                  -26,000 -31,000 -21,000    22,000 
          gain on sales of loans
                                  -382,000       
          proceeds from paydowns/maturities/calls on debt securities held to maturity
                                  28,004,000 7,039,000 2,925,000     
          death benefit proceeds from bank-owned life insurance
                                         
          (gain) on sales of loans receivable
                                    -132,000     
          proceeds from sales of loans held-for sale
                                    8,081,000     
          purchases of loan receivable
                                    -2,313,000     
          loss on securities available for sale
                                         
          loss on sale of loans receivable
                                     -603,000    
          proceeds from sales of securities available for sale
                                         
          proceeds from paydowns / maturities / calls of securities available for sale
                                         
          proceeds from paydowns / maturities / calls of securities held to maturity
                                         
          purchases of securities available for sale
                                         
          purchases of securities held to maturity
                                         
          payment for trust preferred securities
                                        
          transfer of securities from available for sale to held to maturity
                                         
          amortization of deferred loan origination fees and costs
                                      583,000   
          amortization on mortgage servicing rights
                                      17,000   
          increase in cash surrender value of bank-owned life insurance
                                      -1,308,000 -1,064,000 -1,089,000 
          proceeds from sales/calls of securities available-for-sale
                                      1,547,000   
          proceeds from principal pay downs / maturities on securities available-for-sale
                                      19,905,000 11,405,000 7,009,000 
          proceeds from principal pay downs / maturities on securities held-to-maturity
                                      2,393,000 1,950,000 1,845,000 
          purchases of securities available-for-sale
                                      -82,653,000 -174,669,000 -163,721,000 
          purchases of securities held-to-maturity
                                      -11,878,000 -16,506,000 -108,640,000 
          purchases of loan receivables
                                        
          loan originations, net of principal payments
                                      -198,437,000 -77,126,000 -41,157,000 
          proceeds from bank-owned life insurance
                                        
          proceeds from sales of federal home loan bank stock
                                      11,450,000   
          payments for maturities, calls, and payoffs on borrowings
                                      -10,079,100,000   
          increase in short-term borrowings
                                      10,339,100,000 1,095,600,000 286,000,000 
          interest
                                      18,359,000   
          transfer of loans to held-for-sale from loans receivable
                                         
          transfer of securities from available-for-sale to held-to-maturity
                                         
          gain on sale of loans receivable
                                         
          gain on real estate owned
                                         
          proceeds from sales of securities available-for-sale
                                       9,660,000 92,000 
          amortization of deferred loan origination fees
                                        439,000 
          purchases of loans receivables
                                        -56,095,000 
          proceeds of federal home loan bank stock
                                        6,476,000 
          payments for maturities, calls, and payoffs on long-term borrowings
                                        -90,000,000 
          net decrease in cash and cash equivalents
                                        -35,477,000