7Baggers

Federated Hermes, Inc.
(NYSE:FHI) 

FHI stock logo

Federated Hermes, Inc. is a publicly owned investment manager. Through its subsidiaries, the firm provides its services to individuals, including high net worth individuals, banking or thrift institutions, investment companies, pension and profit sharing plans, pooled investment vehicles, charitable...

Founded: 1957
Full Time Employees: 1,961
CEO: J Christopher Donahue  
Sector: Financial Services
Industry: Asset Management

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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 2007-09-30 2007-06-30 2007-03-31 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 2003-12-31 2003-09-30 2003-06-30 2003-03-31 2002-12-31 2000-12-31 
                                                                                                   
      revenue
                                                                                                   
      yoy
                                                                                                   
      qoq
                                                                                                   
      investment advisory fees, net—affiliates
    252,404,000 250,042,000 244,712,000 225,347,000 223,373,000 227,790,000 215,752,000 211,111,000 202,791,000 203,848,000 215,673,000 249,421,000 201,889,000 198,912,000 206,394,000 197,466,000 170,221,000 160,211,000 163,806,000 149,107,000 183,833,000 196,594,000 202,978,000 187,026,000 183,238,000 188,311,000 175,629,000 166,301,000 155,607,000 160,544,000 159,527,000 130,531,000 135,231,000 148,576,000 149,412,000 145,205,000 147,919,000 164,165,000 169,327,000 165,956,000 154,777,000 141,497,000 133,569,000 129,464,000 122,035,000 119,167,000 116,122,000 114,193,000 112,437,000 115,706,000 112,067,000 126,897,000 132,128,000 147,638,000 142,188,000 137,634,000 133,519,000                                       
      investment advisory fees, net—other
    67,004,000 63,933,000 65,654,000 62,088,000 64,087,000 60,539,000 58,869,000 59,511,000 61,503,000 60,846,000 61,098,000 60,916,000 62,093,000 58,038,000 57,250,000 60,577,000 62,773,000 63,585,000 66,404,000 65,182,000 63,856,000 68,998,000 57,111,000 58,100,000 57,422,000 55,320,000 56,477,000 54,368,000 55,592,000 53,445,000 57,509,000 37,596,000 39,035,000 37,569,000 35,474,000 34,117,000 33,399,000 30,898,000 27,926,000 26,707,000 27,070,000 24,943,000 25,329,000 24,965,000 24,524,000 24,419,000 24,964,000 23,360,000 22,656,000 22,345,000 22,556,000 20,618,000 18,635,000 19,176,000 18,118,000 16,733,000 15,829,000                                       
      administrative service fees, net—affiliates
    110,285,000 109,759,000 107,234,000 101,657,000 101,109,000 99,712,000 97,687,000 95,346,000 94,786,000 90,930,000 88,023,000 85,199,000 79,180,000 75,847,000 75,021,000 70,182,000 73,507,000 77,735,000 76,853,000 77,750,000 74,302,000 79,192,000 83,028,000 83,733,000 72,199,000 69,568,000 64,216,000 57,968,000 54,135,000 52,021,000 49,855,000 48,370,000 49,023,000 49,051,000 47,461,000 45,601,000 46,701,000 51,465,000 53,577,000 53,131,000 53,473,000 53,561,000 53,275,000 51,605,000 53,017,000 53,428,000 52,244,000 52,738,000 54,727,000 55,354,000 55,052,000 55,253,000 56,828,000 57,372,000 55,879,000 54,986,000 57,292,000                                       
      other service fees, net—affiliates
    44,788,000 46,007,000 41,332,000 30,442,000 30,867,000 31,815,000 31,356,000 32,190,000 33,364,000 32,065,000 33,507,000 33,994,000 34,862,000 36,263,000 38,265,000 33,248,000 13,607,000 14,887,000 15,377,000 15,192,000 15,869,000 16,097,000 17,952,000 28,366,000 41,447,000 41,782,000 41,124,000 39,905,000 38,610,000 37,830,000 39,046,000 39,496,000 40,563,000 42,649,000 44,196,000 45,994,000 43,558,000 41,737,000 41,701,000 38,803,000 34,697,000 22,029,000 20,295,000 19,996,000 18,720,000 18,442,000 19,082,000 18,070,000 17,542,000 17,202,000 16,862,000 16,747,000 16,188,000 16,968,000 18,511,000 18,981,000 19,642,000                                       
      other service fees, net—other
    4,476,000 13,092,000 10,514,000 5,310,000 4,104,000 4,827,000 4,792,000 4,425,000 3,927,000 3,808,000 4,355,000 3,702,000 4,165,000 4,839,000 4,213,000 4,535,000 4,656,000 5,227,000 4,149,000 3,809,000 3,313,000 3,037,000 3,386,000 3,487,000 4,877,000 3,044,000 2,894,000 2,937,000 3,106,000 3,376,000 2,679,000   1,737,000 1,364,000 1,448,000 1,494,000 1,066,000 1,033,000 1,140,000 1,201,000 867,000 903,000 1,035,000 1,067,000 1,119,000 3,167,000 3,377,000 3,238,000 3,197,000 3,160,000 3,109,000 3,144,000 2,850,000 2,910,000 3,026,000 3,013,000                                       
      total revenue
    478,957,000 482,833,000 469,446,000 424,844,000 423,540,000 424,683,000 408,456,000 402,583,000 396,371,000 391,497,000 402,656,000 433,232,000 382,189,000 373,899,000 381,143,000 366,008,000 324,764,000 321,645,000 326,589,000 311,040,000 341,173,000 363,918,000 364,455,000 360,712,000 359,183,000 358,025,000 340,340,000 321,479,000 307,050,000 307,216,000 308,616,000 255,993,000 263,852,000 278,312,000 278,315,000 272,796,000 273,501,000 289,904,000 294,620,000 286,738,000 272,109,000 243,639,000 234,321,000 228,127,000 220,522,000 217,858,000 216,915,000 212,981,000 211,496,000 214,722,000 211,866,000 223,806,000 227,972,000 244,825,000 238,468,000 232,132,000 230,281,000 216,406,000 214,048,000 225,777,000 238,882,000 245,317,000 242,173,000 231,484,000 232,970,000 264,810,000 293,603,000 306,894,000 310,643,000 301,768,000 305,913,000 310,306,000 305,693,000 300,735,000 285,965,000 276,530,000 264,414,000 259,735,000 243,935,000 236,406,000 238,781,000 241,759,000 241,359,000 221,254,000 205,898,000 208,011,000 205,189,000 213,084,000 227,132,000 292,267,000 182,980,000 178,042,000 169,958,000   
      operating expenses
                                                                                                   
      compensation and related
    154,119,000 144,981,000 144,563,000 144,872,000 143,270,000 137,165,000 136,027,000 130,748,000 136,546,000 127,504,000 139,123,000 159,883,000 136,878,000 123,994,000 126,668,000 128,086,000 133,965,000 124,107,000 131,996,000 132,769,000 143,620,000 138,296,000 126,186,000 123,583,000 115,335,000 111,435,000 112,247,000 107,248,000 111,216,000 99,152,000 103,092,000 74,147,000 78,374,000 71,989,000 72,454,000 71,370,000 73,402,000 68,740,000 75,731,000 75,225,000 76,770,000 68,870,000 70,624,000 70,940,000 76,498,000 72,161,000 70,724,000 70,693,000 71,759,000 68,725,000 65,620,000 67,855,000 66,937,000 63,211,000 65,131,000 65,215,000 64,065,000 60,620,000 57,930,000 62,493,000 64,396,000 56,384,000 61,387,000 60,686,000 64,396,000 62,360,000 62,232,000 63,609,000 66,227,000 56,219,000 60,482,000 59,022,000 61,463,000 71,212,000 52,139,000 51,552,000 54,185,000 49,626,000 48,099,000 44,780,000 49,576,000 42,461,000 45,642,000 44,005,000 44,409,000 41,633,000 42,088,000 41,852,000 49,553,000 46,221,000 47,718,000 46,492,000 42,310,000   
      distribution
    125,745,000 122,339,000 113,569,000 99,399,000 99,085,000 98,070,000 95,859,000 93,503,000 94,894,000 90,940,000 89,838,000 97,086,000 93,333,000 90,717,000 91,032,000 84,243,000 48,562,000 39,894,000 38,486,000 38,115,000 44,389,000 59,418,000 73,726,000 89,038,000 96,160,000 92,950,000 88,082,000 82,000,000 77,632,000 73,482,000 72,153,000 69,446,000 72,498,000 80,408,000 84,838,000 87,174,000 90,359,000 101,786,000 98,740,000 94,741,000 88,381,000 66,069,000 58,823,000 54,058,000 53,495,000 49,980,000 50,149,000 49,256,000 48,558,000 49,802,000 51,051,000 53,809,000 58,240,000 65,277,000 64,146,000 62,328,000 61,693,000 58,740,000 54,440,000 57,798,000 64,692,000 69,142,000 68,800,000 62,779,000 58,490,000                               
      systems and communications
    26,463,000 24,719,000 26,023,000 23,481,000 24,226,000 23,843,000 23,656,000 23,194,000 21,823,000 20,944,000 21,213,000 22,074,000 19,972,000 20,549,000 19,294,000 18,446,000 19,494,000 19,343,000 18,537,000 18,954,000 18,594,000 18,519,000 16,193,000 15,091,000 14,896,000 14,730,000 13,353,000 12,111,000 12,794,000 11,528,000 12,213,000 7,751,000 8,433,000 7,713,000 7,992,000 8,041,000 8,225,000 7,876,000 7,763,000 7,767,000 7,865,000 7,096,000 6,684,000 6,979,000 6,870,000 6,773,000 6,392,000 6,225,000 6,404,000 6,628,000 6,464,000 6,087,000 6,623,000 6,101,000 6,532,000 6,773,000 6,310,000 5,840,000 5,825,000 5,727,000 5,579,000 5,832,000 5,362,000 5,877,000 5,758,000 5,914,000 6,517,000 6,331,000 6,428,000 5,721,000 5,996,000 5,998,000 5,933,000 5,943,000 5,753,000 5,851,000 5,862,000 5,461,000 5,757,000 4,952,000 4,756,000 5,233,000 4,763,000 5,713,000 4,596,000 4,598,000 5,050,000 4,761,000 6,817,000 6,051,000 6,455,000 6,758,000 6,749,000   
      professional service fees
    21,336,000 23,399,000 20,239,000 18,628,000 18,548,000 20,307,000 19,849,000 19,845,000 18,352,000 16,633,000 17,561,000 19,099,000 16,220,000 16,100,000 14,203,000 13,976,000 13,468,000 16,279,000 14,294,000 15,122,000 14,636,000 13,961,000 14,006,000 13,888,000 13,268,000 12,269,000 10,678,000 10,281,000 10,486,000 10,460,000 13,535,000 9,278,000 9,631,000 10,093,000 6,563,000 5,728,000 6,680,000 7,561,000 7,360,000 3,645,000 8,881,000 6,100,000 7,823,000 7,285,000 7,882,000 5,714,000 7,944,000 8,177,000 8,381,000 9,241,000 9,704,000 9,293,000 8,844,000 6,549,000  9,932,000 10,308,000 9,566,000 9,437,000 8,548,000 26,185,000 9,384,000 9,401,000 -9,884,000 10,079,000 8,260,000 10,089,000 9,777,000 10,007,000 9,945,000 10,259,000 11,501,000 8,598,000 8,789,000 7,525,000 9,310,000 7,638,000 9,516,000 10,040,000 8,422,000 7,587,000 8,600,000 -15,054,000 7,649,000 7,915,000 9,158,000 6,697,000 10,206,000 8,864,000 23,854,000 7,903,000 6,852,000 6,758,000   
      office and occupancy
    10,062,000 9,704,000 10,129,000 9,910,000 9,952,000 10,329,000 9,884,000 9,765,000 9,969,000 10,159,000 10,632,000 11,404,000 12,874,000 10,904,000 10,622,000 10,512,000 11,322,000 11,215,000 11,036,000 11,082,000 11,240,000 6,436,000 10,578,000 10,190,000 11,771,000 11,643,000 10,855,000 11,066,000 11,362,000 10,384,000 9,332,000 7,365,000 7,541,000 7,453,000 7,293,000 7,161,000 7,352,000 7,156,000 6,660,000 6,675,000 6,888,000 6,591,000 6,552,000 6,710,000 6,853,000 7,526,000 8,241,000 7,286,000 6,915,000 6,838,000 6,488,000 6,543,000 6,432,000 6,349,000 6,108,000 6,119,000 6,253,000 6,253,000 6,202,000 6,032,000 6,201,000 5,968,000 5,841,000 4,853,000 6,296,000 6,194,000 6,001,000 5,647,000 6,666,000 6,275,000 5,619,000 6,336,000 6,111,000 5,894,000 5,335,000 5,325,000 5,515,000 5,366,000 5,917,000 4,976,000 5,526,000 6,666,000 3,672,000 5,700,000 5,762,000 5,548,000 5,563,000 5,660,000 5,452,000 7,042,000 6,121,000 6,428,000 6,819,000   
      advertising and promotional
    4,098,000 7,001,000 5,264,000 6,146,000 4,576,000 7,784,000 5,378,000 6,621,000 4,306,000 9,684,000 3,857,000 5,109,000 4,342,000 6,966,000 6,496,000 4,736,000 2,732,000 9,493,000 4,660,000 4,623,000 2,824,000 4,853,000 2,921,000 3,065,000 4,995,000 4,785,000 4,102,000 4,697,000 4,190,000 5,174,000 4,502,000 3,237,000 3,228,000 2,770,000 2,345,000 3,095,000 2,955,000 3,771,000 3,371,000 3,938,000 3,442,000 3,645,000 3,310,000 3,504,000 3,471,000 3,662,000 3,271,000 2,959,000 3,439,000 3,761,000 3,975,000 3,936,000 3,422,000 3,611,000 3,559,000 3,316,000 2,928,000 3,524,000 3,887,000 2,841,000 3,162,000 2,630,000 2,724,000 2,600,000 2,156,000 2,847,000 2,529,000 3,059,000 2,650,000 3,324,000 3,787,000 4,032,000 3,676,000 3,688,000 3,566,000 4,241,000 2,896,000 3,745,000 3,650,000 3,794,000 3,952,000 3,031,000 4,774,000 4,422,000 3,220,000 3,671,000 3,655,000 4,277,000 3,804,000       
      travel and related
    3,850,000 4,677,000 4,665,000 4,117,000 3,553,000 4,058,000 4,221,000 3,847,000 3,273,000 4,308,000 4,034,000 3,835,000 3,231,000 3,913,000 3,421,000 3,328,000 1,795,000 2,499,000 1,643,000 898,000 296,000 540,000 542,000 325,000 3,159,000 4,180,000 4,158,000 4,459,000 3,848,000 4,627,000 4,622,000 3,523,000 2,821,000 3,496,000 3,258,000 2,958,000 2,934,000 3,501,000 3,165,000 3,656,000 2,906,000 3,935,000 3,183,000 3,533,000 2,759,000 3,792,000 3,028,000 3,538,000 2,861,000 4,108,000 3,344,000 3,533,000 2,686,000 3,838,000 2,913,000 3,336,000 2,751,000 3,673,000 2,809,000 3,253,000 2,438,000 3,456,000 2,692,000 2,884,000 2,429,000 3,743,000 2,316,000 2,872,000 2,443,000 3,882,000 3,228,000 4,012,000 2,925,000 3,520,000 2,889,000 3,706,000 2,738,000 3,502,000 2,900,000 3,346,000 2,614,000 3,403,000 2,981,000 3,187,000 2,477,000 3,604,000 2,956,000 3,184,000 2,542,000 3,814,000 3,177,000 3,274,000 2,850,000   
      intangible asset related
    3,422,000 3,476,000 3,556,000 3,503,000 3,196,000 3,230,000 3,504,000 69,392,000 3,235,000 3,676,000 3,451,000 3,418,000 3,326,000                                     -453,000 634,000 654,000 763,000 951,000 799,000 822,000 21,000 1,243,000 1,263,000 1,629,000 3,780,000                                   
      other
    3,531,000 6,963,000 11,986,000 -2,296,000 -14,638,000 9,470,000 -1,664,000 4,951,000 5,392,000 5,079,000 11,523,000 12,935,000 6,847,000 -7,059,000 12,627,000 10,363,000 9,477,000 10,232,000 7,535,000 7,668,000 8,096,000 7,120,000 6,922,000 8,281,000 6,855,000 3,242,000 7,558,000 4,677,000 4,633,000 4,455,000 7,269,000 489,000 1,655,000 14,047,000 408,000 431,000 430,000 573,000 1,056,000 1,001,000 891,000 742,000 950,000 1,062,000 1,159,000 1,283,000 1,336,000 1,243,000 896,000 918,000 2,169,000 1,182,000 1,049,000 821,000 862,000 772,000 986,000 1,103,000 713,000 635,000 582,000 679,000 660,000 548,000 974,000 1,216,000 1,367,000 1,037,000 1,897,000 1,526,000 884,000 1,107,000 1,402,000 1,713,000 843,000 1,442,000 1,579,000 1,440,000 1,545,000 1,738,000 1,751,000 1,533,000 1,757,000 2,182,000 1,785,000 1,825,000 1,974,000 1,780,000 1,903,000 2,128,000 1,937,000 2,036,000 1,581,000   
      total operating expenses
    352,626,000 347,259,000 339,994,000 307,760,000 291,768,000 314,256,000 296,714,000 361,866,000 297,790,000 288,927,000 301,232,000 334,843,000 297,023,000 310,150,000 284,363,000 273,690,000 240,815,000 233,062,000 228,187,000 229,231,000 243,695,000 249,143,000 251,074,000 263,461,000 266,439,000 255,234,000 251,033,000 236,539,000 236,161,000 219,262,000 226,718,000 175,236,000 184,181,000 187,478,000 189,625,000 188,585,000 195,728,000 205,082,000 205,984,000 199,068,000 197,554,000 166,754,000 160,077,000 158,848,000 161,484,000 156,224,000 156,087,000 154,139,000 154,851,000 154,964,000 154,108,000 157,778,000 159,773,000 161,632,000 148,435,000 163,112,000 159,934,000 154,545,000 147,037,000 153,694,000 182,382,000 166,285,000 167,085,000 147,623,000 161,160,000 178,429,000 198,870,000 218,829,000 250,594,000 216,011,000 212,653,000 219,093,000 214,749,000 213,994,000 188,179,000 187,648,000 180,630,000 174,956,000 169,984,000 160,836,000 164,610,000 155,481,000 133,059,000 147,728,000 176,467,000 143,855,000 123,816,000 129,914,000 138,032,000 221,763,000 99,811,000 98,058,000 91,153,000   
      operating income
    126,331,000 135,574,000 129,452,000 117,084,000 131,772,000 110,427,000 111,742,000 40,717,000 98,581,000 102,570,000 101,424,000 98,389,000 85,166,000 63,749,000 96,780,000 92,318,000 83,949,000 88,583,000 98,402,000 81,809,000 97,478,000 114,775,000 113,381,000 97,251,000 92,744,000 102,791,000 89,307,000 84,940,000 70,889,000 87,954,000 81,898,000 80,757,000 79,671,000 90,834,000 88,690,000 84,211,000 77,773,000 84,822,000 88,636,000 87,670,000 74,555,000 76,885,000 74,244,000 69,279,000 59,038,000 61,634,000 60,828,000 58,842,000 56,645,000 59,758,000 57,758,000 66,028,000 68,199,000 83,193,000 90,033,000 69,020,000 70,347,000 61,861,000 67,011,000 72,083,000 56,500,000 79,032,000 75,088,000 83,861,000 71,810,000 86,381,000 94,733,000 88,065,000 60,049,000 85,757,000 93,260,000 91,213,000 90,944,000 86,741,000 97,786,000 88,882,000 83,784,000 84,779,000 73,951,000 75,570,000 74,171,000 86,278,000 108,300,000 73,526,000 29,431,000 64,156,000 81,373,000 83,170,000 89,100,000 70,504,000 83,169,000 79,984,000 78,805,000   
      yoy
    -4.13% 22.77% 15.85% 187.56% 33.67% 7.66% 10.17% -58.62% 15.75% 60.90% 4.80% 6.58% 1.45% -28.03% -1.65% 12.85% -13.88% -22.82% -13.21% -15.88% 5.10% 11.66% 26.96% 14.49% 30.83% 16.87% 9.05% 5.18% -11.02% -3.17% -7.66% -4.10% 2.44% 7.09% 0.06% -3.95% 4.32% 10.32% 19.38% 26.55% 26.28% 24.74% 22.06% 17.74% 4.22% 3.14% 5.32% -10.88% -16.94% -28.17% -35.85% -4.33% -3.05% 34.48% 34.36% -4.25% 24.51% -21.73% -10.76% -14.04% -21.32% -8.51% -20.74% -4.77% 19.59% 0.73% 1.58% -3.45% -33.97% -1.13% -4.63% 2.62% 8.55% 2.31% 32.23% 17.62% 12.96% -1.74% -31.72% 2.78% 152.02% 34.48% 33.09% -11.60% -66.97% -9.00% -2.16% 3.98% 13.06%       
      qoq
    -6.82% 4.73% 10.56% -11.15% 19.33% -1.18% 174.44% -58.70% -3.89% 1.13% 3.08% 15.53% 33.60% -34.13% 4.83% 9.97% -5.23% -9.98% 20.28% -16.07% -15.07% 1.23% 16.59% 4.86% -9.77% 15.10% 5.14% 19.82% -19.40% 7.39% 1.41% 1.36% -12.29% 2.42% 5.32% 8.28% -8.31% -4.30% 1.10% 17.59% -3.03% 3.56% 7.17% 17.35% -4.21% 1.33% 3.38% 3.88% -5.21% 3.46% -12.52% -3.18% -18.02% -7.60% 30.44% -1.89% 13.72% -7.69% -7.04% 27.58% -28.51% 5.25% -10.46% 16.78% -16.87% -8.82% 7.57% 46.66% -29.98% -8.05% 2.24% 0.30% 4.85% -11.30% 10.02% 6.08% -1.17% 14.64% -2.14% 1.89% -14.03% -20.33% 47.29% 149.83% -54.13% -21.16% -2.16% -6.66% 26.38% -15.23% 3.98% 1.50%    
      operating margin %
    Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity%   
      nonoperating income
                                                                                                   
      investment income
    6,240,000 6,572,000 6,473,000 5,734,000 6,513,000 7,261,000 6,080,000 5,988,000 6,736,000 6,331,000 6,160,000 5,249,000 4,820,000 3,703,000 2,599,000 1,577,000 1,093,000 705,000 686,000 1,148,000 632,000 948,000 770,000 1,013,000 1,389,000 1,441,000 1,030,000 949,000 1,030,000 955,000 938,000 2,192,000 1,900,000 1,992,000 1,889,000 1,703,000 1,652,000 2,152,000 1,857,000 1,674,000 1,573,000 1,279,000 1,243,000 1,390,000 1,144,000 1,335,000 1,233,000 1,802,000 1,700,000 1,940,000 1,407,000 1,708,000 1,535,000 2,487,000 1,452,000 1,520,000 1,296,000 1,621,000 1,022,000 1,147,000 1,036,000 1,272,000 1,049,000 725,000 284,000 248,000 233,000                             
      gain on securities
    413,000 1,313,000 7,632,000 11,213,000 962,000 -2,223,000 7,935,000 -856,000 1,747,000 11,087,000 -3,438,000 40,000 5,492,000 10,710,000 -6,825,000 -20,885,000 -11,695,000 2,552,000 -644,000 6,245,000 1,379,000 14,227,000 5,852,000 13,828,000  3,296,000  577,000 1,679,000  261,000   1,609,000 1,667,000 2,234,000 2,562,000 -445,000 2,032,000  1,091,000     989,000  2,509,000 1,913,000 6,150,000 5,592,000 2,351,000 2,893,000 1,855,000 2,254,000 752,000 2,050,000 917,000 -2,293,000 31,000 2,776,000 2,707,000 3,426,000 -2,333,000  567,000 1,452,000 904,000    -202,000 -323,000 -849,000 -4,700,000 52,000 125,000 39,000 344,000 39,000 137,000 40,000 163,000 2,000 58,000   1,000        
      debt expense
    -3,185,000 -3,201,000 -3,182,000 -3,170,000 -3,179,000 -3,187,000 -3,170,000 -3,159,000 -3,149,000 -3,142,000 -3,133,000 -3,118,000 -3,125,000 -3,200,000 -3,302,000 -3,350,000 -1,222,000 -472,000 -476,000 -346,000 -491,000 -467,000 -494,000      -1,400,000                                                                   
      total nonoperating income (expenses)
    3,438,000 4,758,000 10,875,000 13,742,000 4,269,000 1,905,000 10,861,000 1,939,000 5,437,000 14,737,000 -419,000 2,156,000 7,309,000 11,404,000 -7,566,000 -22,671,000 -11,741,000 3,043,000 -1,753,000 6,863,000 1,865,000 14,680,000 6,231,000 14,032,000  8,880,000 7,469,000  1,633,000  1,837,000       699,000 2,869,000 83,000 1,600,000         4,457,000 788,000 892,000 1,135,000  143,000           -509,500 158,000             989,000 995,000               
      income before income taxes
    129,769,000 140,332,000 140,327,000 130,826,000 136,041,000 112,332,000 122,603,000 42,656,000 104,018,000 117,307,000 101,005,000 100,545,000 92,475,000 75,153,000 89,214,000 69,647,000 72,208,000 91,626,000 96,649,000 88,672,000 99,343,000 129,455,000 119,612,000 111,283,000 85,707,000 111,671,000 96,776,000 84,302,000 72,522,000 81,794,000 83,735,000 51,729,000 78,916,000 93,187,000 90,997,000 86,933,000 80,885,000 85,521,000 91,505,000 87,753,000 76,155,000 77,456,000 70,208,000 68,700,000 58,542,000 62,156,000 59,456,000 60,299,000 57,441,000 64,215,000 58,546,000 66,920,000 69,334,000 80,916,000 90,176,000 67,474,000 69,945,000 60,435,000 61,685,000 68,599,000 55,652,000 55,786,500 74,540,000 77,568,000 71,037,000    58,123,000    89,819,000                81,660,000 67,526,000 79,909,000 76,566,000 75,599,000   
      income tax provision
    33,823,000 32,899,000 34,232,000 34,135,000 32,165,000 28,478,000 32,262,000 23,431,000 29,008,000 -75,184,449,000 26,739,000,000 27,543,000 21,009,000 13,518,000 21,640,000 18,889,000 17,611,000 20,629,000 23,163,000 35,193,000 24,997,000 28,183,000 32,928,000 26,482,000 22,442,000 26,582,000 23,191,000 20,462,000 17,911,000 20,162,000 21,741,000 13,062,000 18,910,000 -38,787,000 33,756,000 32,274,000 29,858,000 28,292,000 32,597,000 31,335,000 27,381,000 28,287,000 26,072,000 26,437,000 22,124,000 22,552,000 22,197,000 22,985,000 21,796,000 22,039,000 20,917,000 25,059,000 24,646,000 28,961,000 31,983,000 24,401,000 25,538,000 21,811,000 23,165,000 25,714,000 20,598,000 29,344,000 26,477,000 29,293,000 26,842,000 31,308,000 34,604,000 31,712,000 20,654,000 27,042,000 33,253,000 33,873,000 34,000,000 31,426,000 34,315,000 32,421,000 31,045,000 30,186,000 27,383,000 28,570,000 27,580,000 30,628,000 38,360,000 30,522,000 16,678,000 25,998,000 27,269,000 27,306,000 29,927,000 24,752,000 28,969,000 27,506,000 26,888,000   
      net income including the noncontrolling interests in subsidiaries
    95,946,000 107,433,000 106,095,000 96,691,000 103,876,000 83,854,000 90,341,000 19,225,000 75,010,000 86,047,000 74,266,000 73,002,000 71,466,000 61,635,000 67,574,000 50,758,000 54,597,000 70,997,000 73,486,000 53,479,000 74,346,000 101,272,000 86,684,000 84,801,000 63,265,000 85,089,000 73,585,000 63,840,000 54,611,000 61,632,000 61,994,000 38,667,000 60,006,000 131,974,000 57,241,000 54,659,000 51,027,000 57,229,000 58,908,000 56,418,000 48,774,000 49,169,000 44,136,000 42,263,000 36,418,000 39,604,000 37,259,000 37,314,000 35,645,000                                               
      less: net income attributable to the noncontrolling interests in subsidiaries
    -432,000 394,000 1,969,000 5,691,000 2,742,000 -862,000 2,803,000 -1,802,000 -23,000 3,869,000 -760,000 827,000 1,865,000 5,138,000 -1,905,000 -6,899,000 -1,266,000 2,434,000 2,124,000 -2,405,000 -138,000 6,104,000 862,000 3,605,000  2,982,000 623,000 1,116,000 65,000 96,000 2,386,000   164,000 802,000 1,208,000 1,386,000 1,387,000 3,983,000 3,709,000 3,516,000 1,559,000 5,000 504,000 111,000 -9,000  445,000 451,000 1,105,000  1,453,000 1,694,000     1,682,000 200,000 472,000 1,823,000                                   
      net income
    96,378,000 107,039,000 104,126,000 91,000,000 101,134,000 84,716,000 87,538,000 21,027,000 75,033,000 82,178,000 75,026,000 72,175,000 69,601,000 56,497,000 69,479,000 57,657,000 55,863,000 68,563,000 71,362,000 55,884,000 74,484,000 95,168,000 85,822,000 81,196,000 64,178,000 82,107,000 72,962,000 62,724,000 54,546,000 61,536,000 59,608,000 38,822,000 60,331,000 131,810,000 56,439,000 53,451,000 49,641,000 55,842,000 54,925,000 52,709,000 45,258,000 47,610,000 44,131,000 41,759,000 36,307,000 39,613,000 37,560,000 36,869,000 35,194,000 41,071,000 37,704,000 40,408,000 42,994,000 49,580,000 55,773,000 40,410,000 42,325,000 36,942,000 38,320,000 42,413,000 33,231,000 46,401,000 43,056,000 47,650,000 42,007,000 51,898,000 56,986,000 53,274,000 37,469,000 54,262,000 56,211,000 58,025,000 55,819,000 52,703,000 57,727,000 55,277,000 51,763,000 53,278,000 45,609,000 49,921,000 48,921,000 51,827,000 63,667,000 37,761,000 7,028,000 31,746,000 47,051,000 50,649,000 51,733,000 42,774,000 50,940,000 49,060,000 48,711,000   
      yoy
    -4.70% 26.35% 18.95% 332.78% 34.79% 3.09% 16.68% -70.87% 7.80% 45.46% 7.98% 25.18% 24.59% -17.60% -2.64% 3.17% -25.00% -27.96% -16.85% -31.17% 16.06% 15.91% 17.63% 29.45% 17.66% 33.43% 22.40% 61.57% -9.59% -53.31% 5.61% -27.37% 21.53% 136.04% 2.76% 1.41% 9.68% 17.29% 24.46% 26.22% 24.65% 20.19% 17.49% 13.26% 3.16% -3.55% -0.38% -8.76% -18.14% -17.16% -32.40% -0.00% 1.58% 34.21% 45.55% -4.72% 27.37% -20.39% -11.00% -10.99% -20.89% -10.59% -24.44% -10.56% 12.11% -4.36% 1.38% -8.19% -32.87% 2.96% -2.63% 4.97% 7.84% -1.08% 26.57% 10.73% 5.81% 2.80% -28.36% 32.20% 596.09% 63.26% 35.31% -25.45% -86.41% -25.78% -7.63% 3.24% 6.20%       
      qoq
    -9.96% 2.80% 14.42% -10.02% 19.38% -3.22% 316.31% -71.98% -8.69% 9.53% 3.95% 3.70% 23.19% -18.68% 20.50% 3.21% -18.52% -3.92% 27.70% -24.97% -21.73% 10.89% 5.70% 26.52% -21.84% 12.53% 16.32% 14.99% -11.36% 3.23% 53.54% -35.65% -54.23% 133.54% 5.59% 7.68% -11.10% 1.67% 4.20% 16.46% -4.94% 7.88% 5.68% 15.02% -8.35% 5.47% 1.87% 4.76% -14.31% 8.93% -6.69% -6.01% -13.28% -11.10% 38.02% -4.52% 14.57% -3.60% -9.65% 27.63% -28.38% 7.77% -9.64% 13.43% -19.06% -8.93% 6.97% 42.18% -30.95% -3.47% -3.13% 3.95% 5.91% -8.70% 4.43% 6.79% -2.84% 16.81% -8.64% 2.04% -5.61% -18.60% 68.61% 437.29% -77.86% -32.53% -7.10% -2.10% 20.94% -16.03% 3.83% 0.72%    
      net income margin %
    Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity%   
      amounts attributable to federated hermes, inc.
                                                                                                   
      earnings per common share—basic and diluted
    1,270 1,380 1,340 1,160 1,250 1,030 1,060 200 890 610 860 810 780    610    750    630 810 720 620 540 610 590 380 600 1,300 560 530 490 550 540 510 440 450 420 400 350 262.5 360 350 340 290 360 390 410 332.5 540 390 410                                       
      cash dividends per share
    0.34 0.34 0.34 0.34 0.31 0.31 0.31 1.31 0.28 0.28 0.28 0.28 0.27 0.27 0.27 0.27 0.27 0.27 0.27 0.27 0.27 1.27 0.27 0.27 0.27 0.27 0.27 0.27 0.27 0.27 0.27 0.27 0.25 0.25 0.25 0.25 0.25 1.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.24 0.24 1.75 0.24 0.24 0.24 0.24 0.24 0.24 0.24 0.24 0.24 0.24 1.5 0.24 0.24 0.24 0.24 0.24 0.24 0.21 0.21 0.21 0.21 0.18 0.18 0.18 0.18 0.15 0.15 0.15 0.15 0.125 0.125 0.102 0.102 0.085 0.085 0.085 0.07 0.057   
      net income attributable to federated hermes common stock - basic and diluted
       86,857,000    16,294,000                                                                                        
      earnings per common share—basic
                 630 780 640  720 730 570  950 860 810                                                                        
      earnings per common share—diluted
                 630 780 640  710 730 560  940 850 800                                                                        
      amounts attributable to federated investors, inc.
                                                                                                   
      nonoperating (expenses) income
                                                                                                   
      total nonoperating (expenses) income
                                                 220,250                      -270,000 -1,926,000   -103,000  -1,092,000 -4,274,000   484,750 -45,000                 
      total nonoperating income
                                     2,035,250 2,307,000 2,722,000 3,112,000           1,457,000 796,000                        261,000   215,000 400,000                   
      net income including noncontrolling interests in subsidiaries
                                                     31,044,750 37,629,000 41,861,000 44,688,000     38,624,000 38,520,000 42,885,000 35,054,000 35,133,250 48,063,000 48,275,000 44,195,000 38,459,500 60,287,000 56,083,000                            
      net income including noncontrolling interest in subsidiaries
                                                         36,418,250 58,193,000 43,073,000 44,407,000                                       
      less: net income attributable to the noncontrolling interest in subsidiaries
                                                         1,791,250 2,420,000 2,663,000 2,082,000         2,804,000 3,301,000 2,809,000 2,334,000                           
      total nonoperating expenses
                                                             -2,414,500 -5,326,000 -3,484,000 -848,000   -6,293,000 -773,000     -296,000 -1,341,000           -1,109,000 -1,879,000 -2,732,000    -4,737,000 -4,929,000 -415,000 -713,000 -840,000 -688,000   
      debt expense—recourse
                                                                                             -128,000 -110,000     
      investment advisory fees, net-affiliates
                                                             100,188,500 123,510,000 132,894,000 144,350,000 107,091,000 148,051,000 140,903,000 139,410,000 132,930,250 174,861,000 180,747,000 176,113,000 134,708,750 178,626,000 181,991,000 178,218,000 120,573,250 167,443,000 160,809,000 154,040,000 105,851,500 141,280,000 140,278,000 141,849,000 101,480,000 142,578,000 133,598,000 129,745,000 99,083,250 127,225,000 132,559,000 136,549,000 81,980,750 114,054,000 109,368,000 104,500,000   
      investment advisory fees, net-other
                                                             11,840,250 15,889,000 16,233,000 15,239,000 11,466,500 15,732,000 15,051,000 15,083,000 10,629,250 15,151,000 13,010,000 14,356,000 12,215,500 16,027,000 16,059,000 16,777,000 12,291,000 17,455,000 16,572,000 15,136,000 6,212,000 12,433,000 6,209,000 6,206,000 4,033,000 5,707,000 5,292,000 5,134,000 3,521,500 4,491,000 4,578,000 5,016,000 3,013,500 4,192,000 4,056,000 3,806,000   
      administrative service fees, net-affiliates
                                                             40,881,750 54,928,000 54,550,000 54,048,000 40,308,250 53,085,000 51,899,000 56,249,000 49,931,500 65,267,000 67,514,000 66,945,000 39,457,000 53,551,000 53,562,000 50,715,000 30,035,500 42,375,000 39,829,000 37,938,000 26,118,000 35,323,000 34,561,000 34,587,000 23,388,750 34,371,000 31,076,000 28,108,000 23,136,000 29,915,000 30,733,000 31,897,000 23,405,500 31,542,000 31,091,000 30,989,000   
      other service fees, net-affiliates
                                                             13,947,500 16,056,000 18,301,000 21,434,000 15,040,000 21,788,000 20,095,000 18,277,000 31,280,500 34,374,000 41,796,000 48,953,000 41,333,250 54,444,000 55,050,000 55,839,000 40,397,750 54,332,000 54,674,000 52,586,000 37,913,500 49,704,000 50,632,000 51,318,000 31,766,750 50,858,000 42,487,000 33,722,000 25,454,750 32,302,000 34,017,000 40,327,000 15,685,500 21,324,000 21,786,000 19,633,000   
      other service fees, net-other
                                                             2,336,500 2,952,000 3,164,000 3,229,000 2,205,250 2,857,000 2,988,000 2,977,000 1,938,000 2,583,000 2,790,000 2,379,000 1,276,250 1,563,000 1,664,000 1,877,000 1,422,500 2,084,000 1,825,000 1,781,000 1,283,750 2,109,000 1,467,000 1,559,000 3,442,500 4,398,000 4,969,000 5,456,000 4,320,000 5,700,000 5,607,000 7,598,000 4,417,750 6,049,000 5,884,000 5,738,000   
      amortization of deferred sales commissions
                                                             1,499,750 1,338,000 1,880,000 2,782,000 2,923,000 2,987,000 3,114,000 3,172,000 3,526,000 5,104,000 4,960,000 4,873,000 5,453,000 7,762,000 8,801,000 9,361,000 10,825,000 11,298,000 12,074,000 12,258,000 12,696,000 12,600,000 13,018,000 13,508,000 12,246,000 12,947,000 12,940,000 13,599,000 13,913,000 13,526,000 13,964,000 14,313,000 4,358,000 3,910,000 3,404,000 3,238,000   
      debt expense – recourse
                                                             -3,296,750 -3,972,000 -4,577,000 -4,636,000 -2,549,000 -4,958,000 -4,619,000 -620,000 -842,500 -1,112,000 -1,146,000 -1,112,000 -240,250 -757,000 -108,000 -96,000 -68,500 -93,000 -87,000 -95,000 -71,750 -157,000 -65,000 -65,000 -69,000 -102,000 -91,000    -90,000 -92,000   -124,000 -128,000   
      earnings per common share – basic and diluted
                                                             272.5 370 410 320 317.5 420 460 380                               
      total net income attributable to federated common stock1
                                                                32,109,000    37,707,000                               
      intangible asset impairment and amortization
                                                                 4,130,500 3,397,000 9,311,000 3,815,000 3,909,000 3,953,000 3,981,000 20,730,000                           
      total nonoperating (expenses) income
                                                                 -1,903,250 -548,000                                 
      less: net income attributable to noncontrolling interests in subsidiaries
                                                                 1,955,000 5,007,000 625,000 2,188,000                               
      loss on securities
                                                                    -258,000    -652,000 -425,750 -1,178,000                         
      debt expense – nonrecourse
                                                                    -167,000 -278,500 -314,000 -368,000 -432,000 -558,000 -622,000 -737,000 -872,000 -1,015,500 -1,205,000 -1,360,000 -1,498,000 -1,504,250 -1,846,000 -2,019,000 -2,153,000 -3,339,500 -4,327,000 -4,444,000    -5,246,000 -5,446,000   -1,065,000 -1,056,000   
      marketing and distribution
                                                                     76,403,000 95,452,000 114,138,000 122,306,000 115,518,000 106,742,000 110,430,000 107,626,000 96,078,000 90,839,000 87,288,000 80,202,000 74,413,000 72,172,000 70,313,000 69,952,000 66,476,000 65,538,000 52,320,000 38,354,000 37,063,000 37,336,000 40,544,000 41,499,000       
      income from continuing operations before income taxes
                                                                     86,010,000 94,891,000 87,795,000  81,304,000 89,464,000 89,090,000  84,129,000 92,042,000 87,698,000 82,808,000 83,328,000 72,547,000 75,226,000 73,665,000 82,455,000 103,858,000 68,316,000 23,861,000 58,019,000 74,470,000 75,955,000        
      income from continuing operations including noncontrolling interests in subsidiaries
                                                                     54,702,000 60,287,000 56,083,000                            
      discontinued operations, net of tax
                                                                           2,808,000      136,000 445,000 3,265,000 2,836,000  -1,831,000 -33,000  -275,000  2,000,000        
      income from continuing operations
                                                                     51,898,000 56,986,000 53,274,000  54,262,000 56,211,000 55,217,000  52,703,000 57,727,000 55,277,000 51,763,000 53,142,000 45,164,000 46,656,000 46,085,000 51,827,000 65,498,000 37,794,000 7,183,000 32,021,000 47,201,000 48,649,000        
      earnings per share – basic
                                                                                                   
      income from discontinued operations
                                                                           0.03        0.03 0.03  -0.02     0.02        
      net income attributable to federated investors, inc.1
                                                                     0.355 0.56                             
      earnings per share – diluted
                                                                                                   
      net income attributable to federated investors, inc.
                                                                     0.355 0.56  35,135,000                           
      dividend income
                                                                       233,000 208,000 330,000 1,268,000 1,022,000 1,492,000 -3,249,000 1,433,000 1,357,000 1,638,000                   
      interest income
                                                                       73,000 42,000 94,000 100,000 77,000 109,000 4,802,000 292,000 248,000 230,000                   
      amounts attributable to federated investors inc.
                                                                                                   
      net income attributable to federated investors inc.1
                                                                       0.52                            
      net income attributable to federated investors inc.
                                                                       0.52                            
      earnings per share
                                                                                                   
      basic common earnings per share
                                                                        0.34                           
      diluted common earnings per share
                                                                        0.34                           
      administrative service fees, net-other
                                                                         639,000 818,000 873,000 865,000 1,041,250 1,433,000 1,379,000 1,354,000 1,143,250 1,541,000 1,521,000 1,511,000 1,322,000 1,690,000 1,650,000 1,948,000 2,808,500 3,582,000 3,810,000 3,842,000 2,853,500 3,882,000 3,821,000 3,711,000   
      amortization of intangible assets
                                                                         4,715,000 4,369,000 4,559,000 4,745,000 4,813,000 4,763,000 4,602,000 5,523,000 5,176,000 5,389,000 4,220,000 4,227,000 4,125,000 4,035,000 3,525,000 2,479,000 2,653,000 2,669,000 2,692,000 2,659,000 2,641,000 2,647,000 2,628,000 2,624,000   
      income from continuing operations before minority interest and income taxes
                                                                         82,559,000 91,919,000 91,110,000  85,649,000 93,512,000 89,097,000 84,184,000 84,734,000 73,906,000 76,559,000 75,166,000 85,169,000 106,421,000 70,794,000 26,310,000 60,504,000 76,947,000 78,433,000        
      minority interest
                                                                         1,255,000 2,455,000 2,020,000 1,386,000 1,520,000 1,470,000 1,399,000 1,376,000 1,406,000 1,359,000 1,333,000 1,501,000 2,714,000 2,563,000 2,478,000 2,449,000 2,485,000 2,477,000 2,478,000 2,511,000 2,563,000 2,547,000 2,578,000 2,518,000   
      net income1
                                                                         0.57 0.56 0.58    0.55 0.51   0.48 0.46   0.36 0.06 0.29 0.44         
      income before minority interest and income taxes
                                                                            91,205,000                84,171,000 70,089,000 82,456,000 79,144,000 78,117,000   
      net income per share
                                                                            0.56                0.48 0.4 0.48 0.46 0.44   
      settlement expense
                                                                                                   
      interest and dividends
                                                                                 1,931,500 1,614,000 3,035,000 3,077,000 3,103,000 2,284,000 1,809,000 1,535,000 1,293,000 767,000 632,000 698,000 742,000 459,000 451,000 501,000   
      earnings per share – basic1
                                                                                                   
      earnings per share – diluted1
                                                                                                   
      marketing and promotional
                                                                                             13,911,750 19,237,000 18,881,000 17,529,000   
      debt expense—nonrecourse
                                                                                             -1,032,000 -1,062,000     
    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 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 2007-09-30 2007-06-30 2007-03-31 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 2003-12-31 2003-09-30 2003-06-30 2003-03-31 2002-12-31 2000-12-31 
                                                                                                     
        assets
                                                                                                     
        current assets
                                                                                                     
        cash and cash equivalents
      513,884,000 582,542,000 506,279,000 370,987,000 387,567,000 504,441,000 374,952,000 307,433,000 359,782,000 383,180,000 376,960,000 342,757,000 323,983,000 336,782,000 304,520,000 248,732,000 262,043,000 233,327,000 201,692,000 253,732,000 222,605,000 301,819,000 322,847,000 277,840,000 308,349,000 249,174,000 196,513,000 179,961,000 134,485,000 156,832,000 116,943,000 375,172,000 325,609,000 316,264,000 161,410,000 115,168,000 94,629,000 104,839,000 185,104,000 153,860,000 147,762,000 172,628,000 141,157,000 109,087,000 91,833,000 115,267,000 90,465,000 61,081,000 71,575,000 104,443,000 78,262,000 87,394,000 56,427,000 67,585,000 183,484,000 85,247,000 51,525,000 49,273,000 132,796,000 155,248,000 176,825,000 198,756,000 222,684,000 205,942,000 41,573,000 90,452,000 61,001,000 43,124,000 51,621,000 45,438,000 44,881,000 141,027,000 170,453,000 120,350,000 57,063,000 105,467,000 111,391,000 118,721,000 75,694,000 148,980,000 257,663,000 245,846,000 295,007,000 238,581,000 273,712,000 256,213,000 207,286,000 189,752,000 269,265,000 232,464,000 172,375,000 117,594,000 118,034,000 149,909,000 149,920,000 
        investments—consolidated investment companies
      80,843,000 85,501,000 72,252,000 179,578,000 99,119,000 82,441,000 116,380,000 72,847,000 123,912,000 70,543,000 118,201,000 108,426,000 83,366,000 108,448,000 107,277,000 102,865,000 104,370,000 105,542,000 54,075,000 98,925,000 92,798,000 91,359,000 71,103,000 55,007,000 47,162,000 64,526,000 43,661,000 21,848,000 15,593,000 22,798,000 31,737,000 33,603,000 44,200,000 45,411,000 45,046,000 45,417,000 53,023,000 58,072,000 58,977,000 56,879,000 55,133,000 25,368,000 25,638,000 38,369,000 35,960,000 31,853,000 114,729,000 55,596,000 53,589,000 53,476,000 126,291,000 90,813,000 116,465,000                                           
        investments—affiliates and other
      50,690,000 56,254,000 68,860,000 56,914,000 55,140,000 54,160,000 73,696,000 72,599,000 74,838,000 106,952,000 59,272,000 69,625,000 80,640,000 76,524,000 69,399,000 78,170,000 91,067,000 87,805,000 89,318,000 71,544,000 67,292,000 45,593,000 43,209,000 39,756,000 25,499,000 26,935,000 68,831,000 25,201,000 12,033,000 10,860,000 8,379,000 8,786,000 7,747,000                                                               
        receivables, net of reserve of 21 and 21, respectively
      50,336,000 47,553,000 59,975,000 63,979,000 64,322,000 69,903,000 79,095,000 72,086,000 71,648,000 75,721,000 72,524,000 76,406,000 75,234,000 58,068,000 48,586,000 53,850,000 55,510,000                                                                               
        receivables—affiliates
      43,361,000 42,225,000 42,445,000 38,476,000 38,689,000 36,317,000 39,133,000 44,472,000 49,277,000 48,694,000 52,659,000 61,469,000 35,018,000 35,941,000 33,000,000 36,487,000 29,315,000 30,956,000 31,381,000 32,776,000 32,675,000 41,107,000 34,719,000 32,513,000 46,550,000 37,589,000 33,005,000 42,413,000 48,092,000 34,985,000                                11,651,000    9,187,000    21,049,000    24,639,000    21,808,000    40,631,000    30,790,000    33,196,000    24,194,000  
        prepaid expenses
      36,687,000 36,832,000 41,035,000 34,821,000 31,567,000 29,294,000 33,627,000 37,911,000 34,072,000 29,739,000 25,726,000 29,209,000 31,450,000 27,004,000 26,112,000 34,175,000 32,283,000 29,322,000 27,445,000 34,115,000 27,395,000 22,130,000 17,721,000 20,443,000 18,643,000 16,748,000 15,610,000 19,991,000 17,177,000 16,513,000 18,177,000 19,906,000 11,404,000 11,747,000 9,690,000 14,424,000 10,846,000 9,994,000 9,718,000 11,214,000 10,996,000 10,722,000 9,309,000 12,784,000 11,001,000 12,931,000 8,827,000 12,265,000 10,401,000 12,860,000 12,146,000 19,602,000 10,252,000 12,986,000 12,211,000 17,329,000 11,455,000 17,420,000 16,460,000 25,340,000 9,488,000 15,861,000 13,617,000 16,898,000 10,290,000 27,090,000 11,382,000 15,081,000 10,255,000 11,324,000 19,304,000 18,916,000 7,283,000 14,618,000 11,745,000 13,504,000   22,633,000    15,743,000 20,825,000 6,048,000  34,107,000 26,581,000 5,403,000 8,219,000 7,180,000 7,160,000 4,338,000 7,335,000 3,156,000 
        other current assets
      12,769,000 12,885,000 11,490,000 15,927,000 2,170,000 4,796,000 6,303,000 5,953,000 6,127,000 5,900,000 6,318,000 6,456,000 6,561,000 8,264,000 41,389,000 7,124,000 7,257,000 7,178,000 6,757,000 8,398,000 10,334,000 8,478,000 7,839,000 7,833,000 8,147,000 1,820,000 3,420,000 2,272,000 2,263,000 2,019,000 1,534,000 2,007,000 1,996,000 2,507,000 2,198,000 2,087,000 2,249,000 3,813,000 3,225,000 3,305,000 4,180,000 4,767,000 3,416,000 3,637,000 3,649,000 3,821,000 5,450,000 4,891,000 4,597,000 4,960,000 5,190,000 4,959,000 4,531,000 4,328,000 1,689,000 8,138,000 5,833,000 5,248,000 1,222,000 1,248,000 1,399,000 1,311,000 5,167,000 27,029,000 1,594,000 4,907,000 1,501,000 1,583,000 3,846,000 4,050,000 11,244,000 11,236,000 9,786,000 1,690,000 1,783,000 1,869,000   1,540,000    236,000 311,000 432,000  276,000 455,000 487,000 318,000 1,167,000 3,053,000 3,151,000 3,037,000 280,000 
        total current assets
      788,570,000 863,792,000 802,336,000 760,682,000 678,574,000 781,352,000 723,186,000 613,301,000 719,656,000 720,729,000 711,660,000 694,348,000 636,252,000 651,031,000 630,283,000 561,403,000 581,845,000 559,447,000 478,042,000 564,199,000 520,312,000 575,343,000 569,414,000 521,400,000 504,113,000 461,284,000 420,872,000 338,372,000 278,351,000 304,101,000 271,622,000 484,180,000 441,013,000 437,274,000 385,689,000 344,383,000 335,474,000 359,760,000 432,491,000 406,439,000 398,590,000 395,828,000 362,894,000 346,175,000 322,891,000 342,055,000 395,187,000 308,723,000 300,360,000 339,318,000 394,869,000 351,238,000 346,247,000 300,062,000 414,059,000 377,148,000 368,423,000 366,511,000 363,315,000 344,787,000 353,139,000 373,170,000 357,282,000 347,592,000 120,042,000 184,787,000 134,717,000 121,837,000 125,554,000 116,832,000 122,651,000 223,020,000 235,573,000 206,291,000 142,463,000 184,716,000 182,827,000 182,051,000 176,697,000 242,362,000 362,568,000 346,423,000 371,967,000 318,751,000 331,856,000 322,500,000 284,011,000 265,689,000 326,732,000 291,332,000 220,613,000 165,632,000 162,354,000 199,688,000 284,547,000 
        long-term assets
                                                                                                     
        goodwill
      848,935,000 852,102,000 860,950,000 864,764,000 808,911,000 804,818,000 813,547,000 806,069,000 805,925,000 807,156,000 801,556,000 806,674,000 802,940,000 800,417,000 774,570,000 784,900,000 794,788,000 798,871,000 798,258,000 801,941,000 801,500,000 800,267,000 792,361,000 786,999,000 789,807,000 774,534,000 766,174,000 769,689,000 813,920,000 809,608,000 819,069,000 660,040,000 660,040,000 660,040,000 660,040,000 660,040,000 660,040,000 659,189,000 659,189,000 659,189,000 659,315,000 659,315,000 659,315,000 659,237,000 658,837,000 658,837,000 658,837,000 658,837,000 658,743,000 658,743,000 649,014,000 648,824,000 648,824,000 648,820,000 645,459,000 643,056,000 642,679,000 642,329,000 636,182,000 635,944,000 635,640,000 635,313,000 609,753,000 588,874,000 586,548,000 581,673,000 571,575,000 565,788,000 540,431,000 534,100,000 510,778,000 499,639,000 463,973,000 454,586,000 449,986,000 443,163,000 392,516,000 388,213,000 384,096,000 312,135,000 308,868,000 303,194,000 266,234,000 263,735,000 263,696,000 260,045,000 230,568,000 230,532,000 231,200,000 165,007,000 164,984,000 164,967,000 164,956,000 164,944,000  
        intangible assets, net of accumulated amortization of 97,091 and 95,365, respectively
      325,051,000                                                                                               
        property and equipment
      28,176,000 24,838,000 27,441,000 23,424,000 24,488,000 25,565,000 27,553,000 32,170,000 28,621,000 30,711,000 31,409,000 31,464,000 32,501,000 35,743,000 37,928,000 41,588,000 44,579,000 46,965,000 49,421,000 48,413,000 50,980,000 52,610,000 51,097,000 50,722,000 51,464,000 51,725,000 51,555,000 54,100,000 53,980,000 53,229,000 52,644,000 39,338,000 38,698,000 37,670,000 38,654,000 37,843,000 38,737,000 39,280,000 39,738,000 38,315,000 37,417,000 35,743,000 36,458,000 37,434,000 37,354,000 38,638,000 36,633,000 37,205,000 38,590,000 40,088,000 41,000,000 40,921,000 40,737,000 38,912,000 39,077,000 38,140,000 38,183,000 38,228,000 39,139,000 39,800,000 38,420,000 38,516,000 38,315,000 38,811,000 39,210,000 40,027,000 27,587,000 27,982,000 27,864,000 29,389,000 28,920,000 29,014,000 28,119,000 25,873,000 23,457,000 23,343,000 23,684,000 24,168,000 24,790,000 22,294,000 23,001,000 22,006,000 22,757,000 24,880,000 26,278,000 27,166,000 28,468,000 28,870,000 29,865,000 30,892,000 32,240,000 30,878,000 32,389,000 33,722,000 36,406,000 
        right-of-use assets
      89,347,000 95,793,000 101,598,000 101,303,000 99,364,000 104,710,000 90,471,000 92,464,000 95,556,000 99,265,000 101,159,000 80,787,000 84,234,000 92,860,000 93,271,000 99,238,000 105,583,000 108,306,000 111,718,000 116,370,000 118,958,000 122,078,000 101,674,000 98,246,000 101,298,000 100,514,000                                                                      
        other long-term assets
      63,728,000 61,302,000 54,903,000 59,137,000 60,794,000 40,358,000 40,206,000 31,949,000 33,066,000 34,534,000 32,585,000 31,358,000 32,070,000 31,271,000 29,705,000 31,697,000 33,064,000 33,389,000 36,050,000 34,510,000 36,667,000 28,788,000 23,988,000 21,719,000 20,481,000 45,846,000 45,658,000 41,628,000 36,869,000 37,106,000 38,567,000 16,168,000 18,844,000 19,551,000 20,106,000 21,363,000 21,660,000 22,930,000 24,962,000 21,529,000 20,419,000 21,140,000 22,540,000 24,471,000 25,462,000 25,979,000 25,498,000 24,449,000 21,116,000 21,046,000 21,032,000 23,542,000 23,121,000 23,230,000 26,582,000 26,013,000 25,843,000 25,191,000 16,802,000 11,947,000 10,349,000 10,676,000 11,063,000 11,097,000 9,036,000 9,305,000 12,523,000 12,061,000 12,293,000 12,807,000 9,806,000 9,550,000 9,779,000 9,977,000 11,834,000 12,639,000 3,060,000 3,139,000 1,431,000 1,402,000 556,000 604,000 5,962,000 6,058,000 6,270,000 6,398,000 6,349,000 6,197,000 6,276,000 3,019,000 2,804,000 2,676,000 2,933,000 2,825,000 21,208,000 
        total long-term assets
      1,355,237,000 1,365,545,000 1,379,934,000 1,390,903,000 1,323,479,000 1,303,332,000 1,314,365,000 1,298,206,000 1,367,316,000 1,381,115,000 1,368,680,000 1,365,395,000 1,362,727,000 1,369,448,000 1,342,287,000 1,390,514,000 1,436,677,000 1,458,740,000 1,468,367,000 1,480,749,000 1,489,641,000 1,485,496,000 1,434,312,000 1,412,495,000 1,421,796,000 1,418,847,000 1,333,099,000 1,349,678,000 1,356,825,000 1,239,582,000 1,252,035,000 792,135,000 794,314,000 794,136,000 795,819,000 796,408,000 797,742,000 795,347,000 798,026,000 793,398,000 792,024,000 791,375,000 793,806,000 796,646,000 796,216,000 798,464,000 796,431,000 796,415,000 794,513,000 796,479,000 788,234,000 790,968,000 791,021,000 789,999,000 790,927,000 785,463,000 784,281,000 784,345,000 781,866,000 775,386,000 773,802,000 780,334,000 761,860,000 719,040,000 725,441,000 727,646,000 714,524,000 713,452,000 708,804,000 729,778,000 652,664,000 654,289,000 631,473,000 634,680,000 645,787,000 654,307,000 616,041,000 628,243,000 639,306,000 533,993,000 547,209,000 550,198,000 619,388,000 632,745,000 628,722,000 632,188,000 617,136,000 630,728,000 646,097,000 587,896,000 324,320,000 325,072,000 327,148,000 330,319,000 420,203,000 
        total assets
      2,143,807,000 2,229,337,000 2,182,270,000 2,151,585,000 2,002,053,000 2,084,684,000 2,037,551,000 1,911,507,000 2,086,972,000 2,101,844,000 2,080,340,000 2,059,743,000 1,998,979,000 2,020,479,000 1,972,570,000 1,951,917,000 2,018,522,000 2,018,187,000 1,946,409,000 2,044,948,000 2,009,953,000 2,060,839,000 2,003,726,000 1,933,895,000 1,925,909,000 1,880,131,000 1,753,971,000 1,688,050,000 1,635,176,000 1,543,683,000 1,523,657,000 1,276,315,000 1,235,327,000 1,231,410,000 1,181,508,000 1,140,791,000 1,133,216,000 1,155,107,000 1,230,517,000 1,199,837,000 1,190,614,000 1,187,203,000 1,156,700,000 1,142,821,000 1,119,107,000 1,140,519,000 1,191,618,000 1,105,138,000 1,094,873,000 1,135,797,000 1,183,103,000 1,142,206,000 1,137,268,000 1,090,061,000 1,204,986,000 1,162,611,000 1,152,704,000 1,150,856,000 1,145,181,000 1,120,173,000 1,126,941,000 1,153,504,000 1,119,142,000 1,066,632,000 845,483,000 912,433,000 849,241,000 835,289,000 834,358,000 846,610,000 775,315,000 877,309,000 867,046,000 840,971,000 788,250,000 839,023,000 798,868,000 810,294,000 816,003,000 776,355,000 909,777,000 896,621,000 991,355,000 951,496,000 960,578,000 954,688,000 901,147,000 896,417,000 972,829,000 879,228,000 544,933,000 490,704,000 489,502,000 530,007,000 704,750,000 
        liabilities
                                                                                                     
        current liabilities
                                                                                                     
        accounts payable and accrued expenses
      102,179,000 99,046,000 91,415,000 88,261,000 92,413,000 100,012,000 98,112,000 92,564,000 88,403,000 88,290,000 79,733,000 82,246,000 95,377,000 73,901,000 72,037,000 73,761,000 65,135,000 64,019,000 62,648,000 65,460,000 57,679,000 61,736,000 79,530,000 89,136,000 80,625,000 69,014,000 66,843,000 65,493,000 61,381,000 56,110,000 57,160,000 51,358,000 54,150,000 47,595,000 51,029,000 48,567,000 48,763,000 54,177,000 54,430,000 52,643,000 52,974,000 43,551,000 39,511,000 39,773,000 39,215,000 34,930,000 37,683,000 37,228,000 37,387,000 36,364,000 40,744,000 40,625,000 44,810,000 45,255,000 44,412,000 42,882,000 53,071,000 41,691,000 39,882,000 40,471,000 61,076,000 86,191,000 47,566,000 50,079,000 50,454,000 50,404,000                              
        accrued compensation and benefits
      72,206,000 176,329,000 136,334,000 101,955,000 68,924,000 157,068,000 127,215,000 93,153,000 66,452,000 158,392,000 124,602,000 99,940,000 69,028,000 149,760,000 118,143,000 93,929,000 73,435,000 162,203,000 133,123,000 101,744,000 74,708,000 170,646,000 119,879,000 86,475,000 56,107,000 137,445,000 100,777,000 65,099,000 40,781,000 113,865,000 90,973,000 43,396,000 27,117,000 74,572,000 56,882,000 39,851,000 24,889,000 74,745,000 61,781,000 43,591,000 27,435,000 75,691,000 60,805,000 42,895,000 27,786,000 75,661,000 58,459,000 41,817,000 25,951,000 70,272,000 53,972,000 40,037,000 23,445,000 68,172,000 55,727,000 39,473,000 24,121,000 59,971,000 49,088,000 38,240,000 25,059,000 61,129,000 53,013,000 38,671,000 24,951,000 64,387,000 51,154,000 43,489,000 25,428,000 59,487,000 48,388,000 38,136,000 22,946,000 74,227,000 43,027,000 32,988,000 20,004,000 46,528,000 35,305,000 23,507,000 22,029,000 44,433,000 34,818,000 23,864,000 19,407,000 42,603,000 32,757,000         
        lease liabilities
      18,888,000 20,147,000 18,157,000 17,595,000 16,861,000 16,695,000 16,186,000 16,437,000 16,114,000 16,283,000 15,869,000 19,057,000 18,891,000 18,394,000 17,839,000 17,788,000 17,883,000 17,447,000 17,181,000 17,099,000 16,540,000 15,845,000 14,913,000 13,800,000 14,785,000 13,575,000 13,352,000 13,386,000 13,502,000                                                                   
        income taxes payable
      28,606,000    29,816,000    23,804,000    22,048,000    11,448,000    19,603,000   41,833,000                                             23,878,000  613,000 992,000 22,818,000 420,000 2,256,000 1,460,000 23,290,000 620,000 1,348,000 1,371,000 25,689,000 1,098,000 1,401,000 852,000 11,509,000 2,171,000 1,473,000 1,188,000 4,913,000 1,819,000 1,529,000 803,000 21,432,000 708,000 8,162,000 
        other current liabilities
      18,801,000 18,619,000 10,494,000 17,918,000 14,979,000 15,418,000 21,625,000 21,226,000 17,726,000 24,378,000 35,383,000 33,253,000 6,846,000 15,358,000 30,910,000 21,669,000 13,072,000 27,038,000 21,760,000 28,870,000 30,770,000 17,219,000 20,057,000 17,752,000 35,709,000 10,679,000 13,403,000 7,831,000 16,028,000 11,205,000 16,168,000 40,306,000 18,368,000 6,682,000 7,903,000 6,261,000 28,421,000 8,116,000 10,623,000 13,342,000 25,717,000 14,466,000 15,845,000 15,652,000 21,845,000 13,230,000 15,939,000 14,177,000 27,217,000 29,652,000 21,308,000 23,164,000 26,786,000 25,207,000 23,631,000 37,847,000 44,255,000 43,194,000 54,757,000 33,994,000 37,819,000 24,532,000 51,173,000 47,380,000 70,501,000 61,207,000 53,045,000 44,807,000 49,071,000 41,400,000 32,944,000                17,238,000 15,319,000 69,742,000 4,349,000 2,992,000 4,587,000 4,450,000 6,402,000 5,023,000 
        total current liabilities
      240,680,000 314,141,000 256,400,000 225,729,000 222,993,000 289,193,000 263,138,000 223,380,000 212,499,000 287,343,000 255,587,000 234,496,000 212,190,000 257,413,000 238,929,000 207,147,000 180,973,000 270,707,000 234,712,000 213,173,000 199,300,000 265,446,000 234,379,000 248,996,000 187,226,000 230,713,000 194,375,000 151,809,000 131,692,000 181,180,000 164,301,000 135,060,000 99,635,000 128,849,000 115,814,000 94,679,000 127,573,000 162,538,000 152,334,000 135,076,000 131,626,000 159,208,000 141,661,000 123,820,000 114,346,000 149,321,000 137,581,000 118,722,000 186,180,000 214,205,000 176,232,000 146,326,000 137,541,000 181,134,000 166,270,000 162,702,000 163,947,000 187,356,000 186,227,000 155,205,000 166,454,000 214,352,000 194,252,000 178,630,000 248,656,000 196,998,000 182,676,000 188,228,000 212,789,000 217,838,000 175,807,000 177,176,000 163,073,000 164,571,000 135,652,000 157,318,000 132,363,000 131,907,000 119,492,000 97,175,000 176,957,000 166,300,000 192,816,000 194,695,000 210,320,000 175,367,000 122,164,000 116,271,000 173,866,000 130,401,000 98,268,000 86,068,000 96,628,000 107,920,000 115,522,000 
        long-term liabilities
                                                                                                     
        long-term debt
      348,434,000 348,369,000 348,303,000 348,237,000 348,171,000 348,106,000 348,040,000 347,974,000 347,909,000 347,843,000 347,777,000 347,711,000 347,645,000 347,581,000 397,514,000 397,448,000 397,383,000 223,350,000 102,150,000 65,000,000 70,000,000 75,000,000 90,000,000 90,000,000 195,000,000 100,000,000 120,000,000 125,000,000 130,000,000 135,000,000 160,000,000 178,000,000 165,000,000 170,000,000 175,000,000 178,500,000 159,375,000 165,750,000 172,125,000 178,500,000 184,875,000 191,250,000 197,625,000 204,000,000 210,375,000 216,750,000 223,125,000 229,500,000 170,000,000 198,333,000 226,667,000 255,000,000 265,625,000 276,250,000 286,875,000 297,500,000                                        
        long-term deferred tax liability
      184,317,000 183,542,000 192,671,000 172,395,000 172,248,000 170,957,000 176,423,000 181,403,000 188,616,000 186,292,000 176,707,000 180,431,000 180,908,000 180,410,000 188,884,000 197,484,000 204,745,000 205,206,000 205,317,000 205,985,000 191,752,000 187,937,000 179,689,000 173,097,000 169,397,000 165,382,000 161,778,000 162,204,000 153,603,000 148,164,000 143,651,000 122,806,000 121,842,000 117,620,000 185,370,000 184,190,000 182,987,000 176,686,000 172,853,000 170,279,000 168,192,000 158,895,000 152,207,000 152,521,000 149,371,000 140,849,000 136,893,000 133,262,000 128,781,000 121,203,000 117,062,000 112,891,000 110,774,000 99,399,000 94,685,000 88,697,000 86,812,000 73,246,000 66,910,000 69,071,000 59,751,000 51,380,000 38,226,000 34,947,000 38,535,000 39,234,000 23,594,000 25,538,000 22,868,000 31,648,000 33,658,000 33,328,000 29,634,000 27,097,000 27,428,000 29,126,000 29,633,000 27,699,000 28,948,000 21,827,000 20,191,000 21,433,000 26,311,000 25,870,000 20,771,000 23,479,000 22,054,000 21,247,000 20,242,000 19,614,000 18,418,000 17,696,000 16,036,000 15,065,000 40,565,000 
        long-term lease liabilities
      83,188,000 88,491,000 94,392,000 94,669,000 94,065,000 97,166,000 83,593,000 85,748,000 89,593,000 93,816,000 95,995,000 73,274,000 76,931,000 86,809,000 88,402,000 94,758,000 101,439,000 105,270,000 109,290,000 114,490,000 117,863,000 121,922,000 106,689,000 103,856,000 107,268,000 107,543,000 109,200,000 113,085,000 116,813,000                                                                   
        other long-term liabilities
      24,348,000 31,317,000 39,703,000 33,457,000 21,244,000 28,542,000 29,433,000 25,486,000 27,798,000 32,453,000 33,605,000 31,963,000 35,094,000 40,753,000 32,826,000 32,456,000 27,492,000 36,435,000 34,617,000 32,901,000 30,199,000 36,550,000 27,092,000 26,607,000 24,824,000 23,127,000 18,629,000 21,436,000 19,129,000 39,705,000 35,597,000 20,340,000 20,576,000 23,563,000 22,536,000 21,131,000 20,401,000 22,987,000 22,367,000 17,205,000 17,191,000 20,144,000 19,052,000 18,235,000 16,005,000 20,250,000 19,975,000 18,820,000 17,392,000 20,195,000 22,782,000 23,327,000 24,345,000 29,334,000 33,677,000 25,293,000 23,565,000 28,321,000 32,046,000 24,459,000 23,887,000 28,371,000 34,787,000 12,592,000 12,525,000 14,917,000                     8,841,000 8,818,000 9,180,000 5,116,000 5,644,000 5,888,000 6,143,000 6,482,000 6,265,000 
        total long-term liabilities
      640,287,000 651,719,000 675,069,000 648,758,000 635,728,000 644,771,000 637,489,000 640,611,000 653,916,000 660,404,000 654,084,000 633,379,000 640,578,000 655,553,000 707,626,000 722,146,000 731,059,000 570,261,000 451,374,000 418,376,000 409,814,000 421,409,000 403,470,000 393,560,000 496,489,000 396,052,000 409,607,000 421,725,000 419,545,000 322,869,000 339,248,000 321,146,000 307,418,000 311,183,000 382,906,000 383,821,000 362,763,000 365,423,000 367,345,000 365,984,000 370,258,000 370,289,000 368,884,000 374,756,000 375,751,000 377,849,000 379,993,000 381,582,000 316,173,000 339,731,000 366,511,000 391,218,000 400,744,000 404,983,000 415,237,000 411,490,000 418,502,000 420,317,000 428,331,000 434,971,000 436,682,000 445,437,000 451,527,000 438,905,000 160,291,000 172,707,000 161,505,000 172,935,000 179,557,000 204,202,000 208,208,000 86,100,000 91,287,000 98,813,000 110,666,000 125,036,000 139,100,000 148,130,000 161,263,000 164,097,000 175,069,000 188,739,000 289,416,000 300,148,000 316,962,000 320,982,000 324,020,000 331,751,000 349,044,000 352,414,000 84,490,000 84,301,000 82,214,000 80,790,000 440,822,000 
        total liabilities
      880,967,000 965,860,000 931,469,000 874,487,000 858,721,000 933,964,000 900,627,000 863,991,000 866,415,000 947,747,000 909,671,000 867,875,000 852,768,000 912,966,000 946,555,000 929,293,000 912,032,000 840,968,000 686,086,000 631,549,000 609,114,000 686,855,000 637,849,000 642,556,000 683,715,000 626,765,000 603,982,000 573,534,000 551,237,000 504,049,000 503,549,000 456,206,000 407,053,000 440,032,000 498,720,000 478,500,000 490,336,000 527,961,000 519,679,000 501,060,000 501,884,000 529,497,000 510,545,000 498,576,000 490,097,000 527,170,000 517,574,000 500,304,000 502,353,000 553,936,000 542,743,000 537,544,000 538,285,000 586,117,000 581,507,000 574,192,000 582,449,000 607,673,000 614,558,000 590,176,000 603,136,000 659,789,000 645,779,000 617,535,000 408,947,000 369,705,000 344,181,000 361,163,000 392,346,000 422,040,000 384,015,000 263,276,000 254,360,000 263,384,000 246,318,000 282,354,000 271,463,000 280,037,000 280,755,000 261,272,000 352,026,000 355,039,000 482,232,000 494,843,000 527,282,000 496,349,000 446,184,000 448,022,000 522,910,000 482,815,000 182,758,000 170,369,000 178,842,000 188,710,000 556,344,000 
        commitments and contingencies
                                                                                                     
        temporary equity
                                                                                                     
        redeemable noncontrolling interests in subsidiaries
      58,520,000 66,529,000 63,515,000 162,993,000 67,190,000 55,514,000 53,408,000 30,491,000 73,130,000 25,845,000 70,631,000 58,012,000 39,508,000 61,821,000 54,586,000 54,731,000 48,569,000 63,202,000                                         519,000 530,000 4,208,000  19,611,000 15,273,000 16,837,000 13,913,000                              
        permanent equity
                                                                                                     
        federated hermes, inc. shareholders’ equity
                                                                                                     
        common stock:
                                                                                                     
        class a, no par value, 20,000 shares authorized, 9,000 shares issued and outstanding
      189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000 189,000  189,000 189,000 189,000  189,000 189,000 189,000  189,000 189,000 189,000  189,000 189,000 189,000  189,000 189,000 189,000   
        class b, no par value, 900,000,000 shares authorized, 99,505,456 shares issued
      544,685,000 532,413,000 526,485,000 520,829,000 514,452,000 503,335,000 497,341,000 491,204,000 485,076,000 474,814,000 468,073,000 460,600,000 451,630,000                                                                                   
        retained earnings
      1,591,369,000 1,531,076,000 1,461,790,000 1,384,017,000 1,319,995,000 1,256,603,000 1,207,794,000 1,145,844,000 1,234,931,000 1,194,561,000 1,148,486,000 1,098,147,000 1,051,095,000 1,015,589,000 1,002,201,000 1,224,527,000 1,191,575,000 1,187,001,000 1,153,539,000 1,091,976,000 1,062,831,000 1,027,699,000 1,066,842,000 1,004,497,000 949,209,000 930,351,000 871,774,000 826,119,000 807,322,000 791,823,000 765,176,000 732,753,000 721,829,000 697,359,000 598,901,000 567,780,000 540,222,000 529,749,000 607,161,000 577,856,000 552,263,000 545,785,000 536,607,000 518,623,000 503,290,000 505,394,000 1,040,354,000 1,029,014,000 1,018,448,000 1,022,608,000 1,017,816,000 1,006,271,000 991,018,000 984,505,000 1,125,886,000 1,095,094,000 1,079,698,000 1,069,913,000 1,064,552,000 1,051,234,000 1,033,513,000 1,036,571,000 1,025,967,000 1,007,606,000 984,839,000 1,105,073,000 1,087,249,000 1,054,793,000 1,028,244,000 1,028,928,000 1,007,026,000 1,255,178,000 1,221,480,000 1,189,516,000 1,158,133,000 1,127,357,000 1,094,525,000 1,065,505,000 1,032,463,000 1,013,448,000 986,636,000 954,710,000 918,951,000 877,198,000 856,242,000 865,348,000 849,654,000 831,543,000 791,911,000 749,410,000 715,873,000 674,170,000 632,746,000 590,418,000 263,456,000 
        treasury stock
      -929,505,000 -873,214,000 -806,597,000 -806,602,000 -741,578,000 -632,838,000 -622,696,000 -595,592,000 -547,623,000 -521,403,000 -473,332,000 -403,501,000 -360,155,000 -365,363,000 -377,387,000 -684,286,000 -594,806,000 -538,464,000 -403,807,000 -386,104,000 -354,512,000 -324,731,000 -318,098,000 -298,142,000 -280,845,000  -279,472,000 -277,633,000 -276,992,000  -294,154,000 -288,277,000 -271,786,000  -283,482,000 -269,413,000 -255,249,000  -242,703,000 -219,616,000 -193,700,000  -189,613,000 -173,272,000 -162,915,000  -758,138,000 -751,004,000 -745,121,000  -755,878,000 -754,194,000 -751,418,000  -770,128,000 -767,085,000 -765,905,000  -771,817,000 -763,029,000 -756,113,000 -778,609,000 -795,735,000 -793,030,000 -789,314,000 -795,389,000 -805,299,000 -793,693,000 -793,394,000 -804,481,000 -813,296,000 -828,692,000 -792,303,000 -793,948,000 -792,618,000 -740,669,000 -733,038,000 -694,786,000 -651,785,000 -640,231,000 -570,369,000 -550,586,000 -544,577,000 -552,022,000  -536,446,000  -496,115,000 -454,916,000 -445,153,000 -445,153,000 -442,103,000 -409,239,000  -187,582,000 
        accumulated other comprehensive income, net of tax
      -2,418,000 6,484,000 5,413,000 15,666,000 -16,916,000 -32,083,000 888,000 -24,620,000 -25,146,000 -19,911,000 -43,393,000 -21,579,000 -36,056,000 -45,676,000 -87,416,000 -43,656,000 -772,000 16,362,000 12,976,000 20,224,000 18,729,000 15,171,000 -9,582,000 -25,821,000 -25,108,000  -28,287,000 -16,492,000 -6,953,000      166,000 76,000 87,000           122,000              -3,695,000 -9,846,000 -9,669,000 -324,000 1,514,000 1,703,000 1,119,000 552,000 297,000 574,000 884,000 935,000 879,000 717,000 511,000 499,000 451,000 351,000 303,000 315,000 326,000 307,000 344,000 437,000 529,000 347,000 313,000 343,000 372,000 215,000 178,000 95,000 21,000  
        total permanent equity
      1,204,320,000 1,196,948,000 1,187,286,000 1,114,105,000 1,076,142,000 1,095,206,000 1,083,516,000 1,017,025,000 1,147,427,000 1,128,252,000 1,100,038,000 1,133,856,000 1,106,703,000 1,045,692,000 971,429,000 967,893,000 1,057,921,000 1,114,017,000 1,204,851,000 1,161,930,000 1,155,122,000 1,136,997,000 1,151,576,000 1,086,667,000 1,042,933,000 1,041,280,000 950,497,000 912,528,000 897,739,000 857,121,000 827,364,000 799,125,000 799,620,000 761,215,000 653,797,000 631,629,000 612,690,000 595,784,000 680,893,000 669,107,000 662,825,000 648,972,000 637,544,000 632,022,000 620,428,000 609,652,000 595,249,000 587,532,000 575,947,000 566,344,000 549,952,000 535,123,000 520,052,000 496,676,000 620,926,000 586,534,000 569,373,000 542,677,000 530,104,000 529,467,000 519,597,000 492,172,000 453,752,000 433,824,000 419,699,000 528,815,000                              
        total liabilities, temporary equity and permanent equity
      2,143,807,000 2,229,337,000 2,182,270,000 2,151,585,000 2,002,053,000 2,084,684,000 2,037,551,000 1,911,507,000 2,086,972,000 2,101,844,000 2,080,340,000 2,059,743,000 1,998,979,000 2,020,479,000 1,972,570,000 1,951,917,000 2,018,522,000 2,018,187,000 1,946,409,000 2,044,948,000 2,009,953,000 2,060,839,000 2,003,726,000 1,933,895,000 1,925,909,000 1,880,131,000 1,753,971,000 1,688,050,000 1,635,176,000 1,543,683,000 1,523,657,000 1,276,315,000 1,235,327,000 1,231,410,000 1,181,508,000 1,140,791,000 1,133,216,000 1,155,107,000 1,230,517,000 1,199,837,000 1,190,614,000 1,187,203,000 1,156,700,000 1,142,821,000 1,119,107,000 1,140,519,000 1,191,618,000 1,105,138,000 1,094,873,000 1,135,797,000 1,183,103,000 1,142,206,000 1,137,268,000 1,090,061,000 1,204,986,000 1,162,611,000 1,152,704,000 1,150,856,000 1,145,181,000 1,120,173,000 1,126,941,000 1,153,504,000 1,119,142,000 1,066,632,000 845,483,000 912,433,000                              
        intangible assets
       331,510,000    327,881,000    409,449,000    409,157,000    471,209,000    481,753,000    446,228,000    339,639,000                                                 105,613,000 64,314,000 68,584,000 66,832,000 70,934,000 73,490,000 57,186,000 51,929,000          
        intangible assets, net of accumulated amortization of 91,653 and 75,787, respectively
        335,042,000                                                                                             
        additional paid-in capital from treasury stock transactions
        6,000 6,000      2,000 15,000     3,472,000 3,518,000  30,000        104,000 103,000   15,000        45,000    5,000    4,000    45,000    7,000 7,000   340,000 340,000 2,000 135,000 153,000        147,000 215,000  679,000 525,000      2,203,000 768,000 351,000 73,000    2,868,000 2,825,000 3,809,000 3,809,000 4,687,000 4,155,000 3,610,000  
        intangible assets, net of accumulated amortization of 89,849 and 75,787, respectively
         342,275,000                                                                                            
        intangible assets, net of accumulated amortization of 81,375 and 75,787, respectively
          329,922,000                                                                                           
        intangible assets, net of accumulated amortization of 77,340 and 64,112, respectively
            342,588,000                                                                                         
        intangible assets, net of accumulated amortization of 70,045 and 64,112, respectively
             335,554,000                                                                                        
        intangible assets, net of accumulated amortization of 66,747 and 64,112, respectively
              404,148,000                                                                                       
        intangible assets, net of accumulated amortization of 58,100 and 47,650, respectively
                401,971,000                                                                                     
        intangible assets, net of accumulated amortization of 56,959 and 47,650, respectively
                 415,112,000                                                                                    
        intangible assets, net of accumulated amortization of 51,984 and 47,650, respectively
                  410,982,000                                                                                   
        class b, no par value, 900,000,000 shares authorized, 99,505,456 and 109,505,456 shares issued, respectively
                   440,953,000 433,842,000                                                                                 
        intangible assets, net of accumulated amortization of 40,949 and 39,618, respectively
                    406,813,000                                                                                 
        intangible assets, net of accumulated amortization of 41,649 and 39,618, respectively
                     433,091,000                                                                                
        class b, no par value, 900,000,000 shares authorized, 109,505,456 shares issued
                     467,647,000 458,217,000 448,929,000 441,924,000 435,645,000 427,885,000 418,669,000 412,225,000 405,944,000 399,488,000 392,021,000 386,189,000 380,242,000 374,173,000 367,063,000 361,405,000 355,949,000 350,155,000 343,189,000 338,023,000 332,997,000 327,441,000 320,793,000 315,562,000 311,411,000 305,812,000 298,390,000 291,968,000 286,643,000 280,656,000                                                   
        intangible assets, net of accumulated amortization of 41,717 and 39,618, respectively
                      458,663,000                                                                               
        federated hermes, inc. shareholders' equity
                                                                                                     
        receivables, net of reserve of 21 and 16, respectively
                       65,317,000                                                                              
        receivables, net of reserve of 16 and 16, respectively
                        67,374,000 64,709,000 67,213,000                                                                           
        intangible assets, net of accumulated amortization of 36,076 and 26,372, respectively
                        472,920,000                                                                             
        redeemable noncontrolling interest in subsidiaries
                        55,472,000 251,469,000 245,717,000 236,987,000 214,301,000 204,672,000 199,261,000 212,086,000 199,492,000 201,988,000 186,200,000 182,513,000 192,744,000 20,984,000 28,654,000 30,163,000 28,991,000 30,662,000 30,190,000 31,362,000 29,945,000 29,670,000 25,905,000 8,734,000 8,611,000 12,223,000 8,582,000 3,697,000 78,795,000 17,302,000 16,573,000 15,517,000 90,408,000 69,539,000 78,931,000 7,268,000 2,553,000 1,885,000 882,000 506,000    1,543,000                                  
        intangible assets, net of accumulated amortization of 33,583 and 26,372, respectively
                         479,515,000                                                                            
        intangible assets, net of accumulated amortization of 30,028 and 26,372, respectively
                          481,536,000                                                                           
        receivables, net of reserve of 16 and 14, respectively
                           64,857,000                                                                          
        receivables, net of reserve of 14 and 14, respectively
                            71,976,000 88,008,000 49,763,000                                                                       
        intangible assets, net of accumulated amortization of 21,663 and 12,856, respectively
                            465,192,000                                                                         
        intangible assets, net of accumulated amortization of 17,794 and 12,856, respectively
                             454,809,000                                                                        
        intangible assets, net of accumulated amortization of 14,672 and 12,856, respectively
                              458,746,000                                                                       
        receivables, net of reserve of 14 and 50, respectively
                               64,492,000                                                                      
        receivables, net of reserve of 5 and 50, respectively
                                59,832,000                                                                     
        intangible assets, net of accumulated amortization of 16,136 and 11,203, respectively
                                367,196,000                                                                     
        right-of-use assets, net of accumulated amortization of 9,086
                                102,516,000                                                                     
        federated investors, inc. shareholders' equity
                                                                                                     
        receivables, net of reserve of 4 and 50, respectively
                                 46,686,000                                                                    
        intangible assets, net of accumulated amortization of 14,269 and 11,203, respectively
                                 378,374,000                                                                    
        right-of-use assets, net of accumulated amortization of 6,224
                                 105,887,000                                                                    
        receivables, net of reserve of 191 and 50, respectively
                                  48,708,000                                                                   
        intangible assets, net of accumulated amortization of 14,240 and 11,203, respectively
                                  342,889,000                                                                   
        right-of-use assets, net of accumulated amortization of 3,315
                                  109,167,000                                                                   
        receivables, net of reserve of 50 and 60, respectively
                                   60,094,000                                                                  
        accumulated other comprehensive loss, net of tax
                                    -5,267,000 -1,489,000 -767,000      -594,000 -2,056,000 -3,182,000  -3,545,000 -1,183,000 -1,146,000  -1,325,000  -788,000  -2,001,000 -2,343,000 -436,000  -3,695,000 -6,216,000 -4,180,000  -12,460,000 -3,865,000 -1,528,000                                   
        receivables, net of reserve of 11 and 60, respectively
                                    94,852,000 44,706,000                                                                
        intangible assets, net of accumulated amortization of 8,370 and 5,202, respectively
                                    341,755,000                                                                 
        renewable investment advisory contracts
                                     73,878,000 73,878,000 73,878,000 73,878,000 73,878,000 73,878,000 70,378,000 70,378,000 70,378,000 70,582,000 70,582,000 70,582,000 70,270,000 68,970,000 68,970,000 68,970,000 68,970,000 68,595,000 68,595,000                                              
        other intangible assets, net of accumulated amortization of 5,489 and 5,202, respectively
                                     2,711,000                                                                
        receivables, net of reserve of 89 and 60, respectively
                                      50,057,000                                                               
        other intangible assets, net of accumulated amortization of 5,345 and 5,202, respectively
                                      2,854,000                                                               
        investments—affiliates
                                       1,579,000 116,136,000 117,012,000 122,121,000 130,785,000 129,208,000 134,413,000 131,980,000 141,748,000 148,408,000 145,505,000 144,908,000 143,190,000 142,157,000 141,895,000 126,748,000 129,413,000 141,471,000 120,041,000 129,702,000 136,023,000 143,512,000 124,881,000 140,814,000 159,539,000                                      
        investments—other
                                       6,284,000 5,679,000 5,178,000 7,881,000 7,453,000 7,219,000 7,299,000 7,143,000 7,071,000 6,559,000 6,916,000 6,929,000 7,028,000 4,924,000 5,023,000 4,797,000 4,846,000 4,490,000 4,697,000 4,263,000 55,020,000 40,781,000 117,001,000 118,245,000 113,505,000                                      
        receivables, net of reserve of 60 and 84, respectively
                                       53,482,000                                                              
        other intangible assets
                                       2,997,000    3,570,000    4,595,000    6,040,000    8,007,000    10,582,000    13,997,000       8,811,000 9,364,000 9,905,000 10,445,000 11,231,000 11,718,000 7,060,000 7,438,000 7,817,000 8,196,000 8,574,000 8,959,000 9,859,000 10,689,000         5,086,000 5,951,000 6,817,000 7,682,000 8,537,000 9,434,000 10,330,000 11,227,000  
        short-term debt
                                          25,500,000 25,500,000 25,500,000 25,500,000 25,500,000 25,500,000 25,500,000 25,500,000 25,500,000 25,500,000 25,500,000 25,500,000 95,625,000 77,917,000 60,208,000 42,500,000 42,500,000 42,500,000 42,500,000 42,500,000                                        
        total federated investors, inc. shareholders' equity
                                       761,215,000 653,797,000 631,629,000  594,826,000    647,816,000                                                      
        nonredeemable noncontrolling interest in subsidiary
                                           958,000 1,233,000 1,323,000 1,443,000 1,156,000 1,933,000 1,022,000 354,000 158,000 177,000 283,000 151,000 225,000 -239,000 322,000 1,115,000 1,244,000 1,112,000 1,108,000 1,105,000 718,000 1,253,000 1,088,000 652,000 373,000 492,000 389,000 744,000 608,000                              
        receivables, net of reserve of 57 and 84, respectively
                                        45,530,000                                                             
        other intangible assets, net of accumulated amortization of 5,059 and 4,630, respectively
                                        3,141,000                                                             
        receivables, net of reserve of 29 and 84, respectively
                                         45,097,000                                                            
        other intangible assets, net of accumulated amortization of 4,916 and 4,630, respectively
                                         3,284,000                                                            
        receivables, net of reserve of 61 and 84, respectively
                                          44,725,000                                                           
        other intangible assets, net of accumulated amortization of 4,773 and 4,630, respectively
                                          3,427,000                                                           
        federated investors, inc. shareholders’ equity
                                                                                                     
        total federated investors, inc. shareholders’ equity
                                          612,690,000  679,660,000 667,784,000 661,382,000  635,611,000 631,000,000 620,074,000 609,494,000 595,072,000 587,249,000 575,796,000 566,119,000 550,191,000 534,801,000 518,937,000  619,814,000 585,426,000 568,268,000  528,851,000 528,379,000 518,945,000  453,260,000                                 
        receivables, net of reserve of 84 and 59, respectively
                                           44,804,000                                                          
        receivables, net of reserve of 74 and 59, respectively
                                            39,040,000                                                         
        other intangible assets, net of accumulated amortization of 6,641 and 21,116, respectively
                                            3,759,000                                                         
        receivables, net of reserve of 2 and 59, respectively
                                             39,469,000                                                        
        other intangible assets, net of accumulated amortization of 21,724 and 21,116, respectively
                                             3,987,000                                                        
        receivables, net of reserve of 1 and 59, respectively
                                              41,396,000                                                       
        other intangible assets, net of accumulated amortization of 21,420 and 21,116, respectively
                                              4,291,000                                                       
        receivables, net of reserve of 59 and 34, respectively
                                               33,524,000                                                      
        receivables, net of reserve of 17 and 34, respectively
                                                28,407,000                                                     
        other intangible assets, net of accumulated amortization of 21,299 and 40,326, respectively
                                                4,911,000                                                     
        receivables, net of reserve of 28 and 34, respectively
                                                 29,877,000                                                    
        other intangible assets, net of accumulated amortization of 20,977 and 40,326, respectively
                                                 5,234,000                                                    
        receivables, net of reserve of 14 and 34, respectively
                                                  28,611,000                                                   
        other intangible assets, net of accumulated amortization of 37,660 and 40,326 respectively
                                                  5,593,000                                                   
        receivables, net of reserve of 34 and 59, respectively
                                                   27,965,000                                                  
        class b, no par value, 900,000,000 shares authorized, 109,505,456 and 129,505,456 shares issued, respectively
                                                   270,831,000                                                  
        receivables, net of reserve of 63 and 59, respectively
                                                    28,635,000                                                 
        other intangible assets, net of accumulated amortization of 39,873 and 42,453, respectively
                                                    6,493,000                                                 
        class b, no par value, 900,000,000 shares authorized, 129,505,456 shares issued
                                                    313,988,000 308,928,000 303,068,000 295,769,000 290,020,000 284,878,000 279,584,000 273,697,000 267,555,000 263,437,000 258,466,000 252,950,000 248,047,000 243,510,000 242,882,000 237,208,000 232,532,000 228,339,000 223,565,000 216,820,000 211,987,000 207,710,000 202,823,000 198,441,000 195,154,000 184,906,000 180,970,000 176,700,000 172,503,000 167,832,000 162,577,000 158,016,000 153,280,000 141,175,000 138,183,000 134,922,000 157,978,000 144,365,000 143,714,000 137,401,000 134,738,000 110,801,000 110,289,000 87,932,000 87,644,000 83,778,000 83,495,000 82,374,000  
        receivables, net of reserve of 37 and 59, respectively
                                                     27,972,000                                                
        other intangible assets, net of accumulated amortization of 43,505 and 42,453, respectively
                                                     6,954,000                                                
        federated investors shareholders’ equity
                                                                                                     
        receivables, net of reserve of 28 and 59, respectively
                                                      28,653,000                                               
        other intangible assets, net of accumulated amortization of 42,990 and 42,453, respectively
                                                      7,469,000                                               
        receivables, net of reserve of 59 and 50, respectively
                                                       29,320,000                                              
        receivables, net of reserve of 50 and 50, respectively
                                                        27,019,000                                             
        renewable investment advisory rights
                                                        68,595,000 68,455,000 68,455,000 68,455,000 68,455,000 66,100,000 64,600,000 64,600,000 64,600,000 61,900,000 61,900,000 64,500,000                                  
        other intangible assets, net of accumulated amortization of 44,367 and 44,224, respectively
                                                        8,593,000                                             
        receivables, net of reserve of 36 and 50, respectively
                                                         23,732,000                                            
        other intangible assets, net of accumulated amortization of 45,580 and 44,224, respectively
                                                         9,226,000                                            
        receivables, net of reserve of 58 and 50, respectively
                                                          24,607,000                                           
        other intangible assets, net of accumulated amortization of 44,922 and 44,224, respectively
                                                          9,884,000                                           
        receivables, net of reserve of 50 and 121, respectively
                                                           24,120,000                                          
        total federated investors shareholders’ equity
                                                           495,432,000    541,959,000    491,799,000  433,435,000 418,955,000 528,207,000 495,829,000 470,118,000 438,414,000                           
        receivables, net of reserve of 74 and 121, respectively
                                                            32,382,000                                         
        other intangible assets, net of accumulated amortization of 46,234 and 56,537, respectively
                                                            11,354,000                                         
        receivables, net of reserve of 48 and 121, respectively
                                                             24,552,000                                        
        other intangible assets, net of accumulated amortization of 46,964 and 56,537, respectively
                                                             12,154,000                                        
        receivables, net of reserve of 129 and 121, respectively
                                                              40,551,000                                       
        other intangible assets, net of accumulated amortization of 52,510 and 56,537, respectively
                                                              12,976,000                                       
        short-term debt—recourse
                                                              42,500,000 42,500,000    42,500,000    21,000,000    51,071,000                          
        long-term debt—recourse
                                                              308,125,000 318,750,000    361,250,000    105,000,000    126,000,000                8,000    542,000   1,343,000 1,385,000  
        receivables, net of reserve of 121 and 60, respectively
                                                               21,526,000                                      
        investments
                                                                189,393,000 138,899,000 140,630,000 134,885,000 93,226,000 77,178,000 34,183,000 31,538,000 26,273,000 20,854,000 19,604,000 13,209,000 15,114,000 13,994,000 12,782,000 25,921,000 30,079,000 23,802,000 22,712,000 16,193,000 37,444,000 42,199,000 37,963,000 38,372,000              
        receivables – affiliates
                                                                10,542,000 11,085,000 11,358,000  10,846,000 10,974,000 10,499,000  13,088,000 16,571,000 20,315,000  19,720,000 20,335,000 24,561,000  24,372,000 23,118,000 22,727,000  21,911,000 19,811,000 41,371,000  39,236,000 38,978,000 30,440,000  26,853,000 30,842,000 32,663,000       
        receivables – other, net of reserve of 190 and 60, respectively
                                                                8,573,000                                     
        current deferred tax asset
                                                                4,329,000 4,376,000 4,657,000 1,129,000 2,031,000 2,375,000 10,411,000 11,166,000 10,511,000 9,973,000 9,546,000 9,600,000    6,443,000 5,602,000 6,053,000 5,167,000 4,222,000 2,777,000 2,060,000 3,189,000 2,433,000 2,354,000 8,851,000 9,571,000 8,916,000 1,669,000 1,071,000 4,531,000 3,545,000 2,451,000 1,418,000 290,000 1,166,000 2,349,000 
        other intangible assets, net of accumulated amortization of 58,274 and 112,502, respectively
                                                                15,240,000                                     
        deferred sales commissions, net of accumulated amortization of 5,873 and 57,480, respectively
                                                                9,903,000                                     
        short-term debt – recourse
                                                                42,500,000 42,500,000 42,500,000  42,500,000 42,500,000 102,750,000  19,250,000 39,524,000 44,098,000  30,594,000                         
        long-term debt – recourse
                                                                329,375,000 340,000,000 350,625,000  371,875,000 382,500,000 98,000,000  110,250,000 115,500,000 120,750,000  129,500,000                45,000 103,000 299,000  806,000     
        receivables – other, net of reserve of 237 and 60, respectively
                                                                 8,591,000                                    
        other intangible assets, net of accumulated amortization of 57,011 and 112,502, respectively
                                                                 16,503,000                                    
        deferred sales commissions, net of accumulated amortization of 5,221 and 57,480, respectively
                                                                 9,292,000                                    
        long-term debt – nonrecourse
                                                                 1,441,000 2,419,000  6,639,000 8,866,000 11,231,000  15,803,000 20,757,000 25,450,000  36,882,000 44,816,000 53,419,000  76,096,000 88,731,000 102,183,000  124,294,000 135,299,000 147,674,000  255,482,000 266,416,000 275,969,000  293,080,000 301,583,000 319,323,000  59,622,000     
        receivables – other, net of reserve of 66 and 60, respectively
                                                                  8,782,000                                   
        other intangible assets, net of accumulated amortization of 115,382 and 112,502, respectively
                                                                  18,131,000                                   
        deferred sales commissions, net of accumulated amortization of 59,250 and 57,480, respectively
                                                                  9,362,000                                   
        receivables—other, net of reserve of 60 and 200, respectively
                                                                   9,577,000                                  
        other intangible assets, net of accumulated amortization of 112,502 and 107,642, respectively
                                                                   21,012,000                                  
        deferred sales commissions, net of accumulated amortization of 57,480 and 50,018, respectively
                                                                   10,317,000                                  
        long-term debt—nonrecourse
                                                                   4,436,000    13,556,000    30,497,000    62,701,000    112,987,000    159,784,000    284,915,000    327,142,000   58,692,000 57,858,000  
        receivables – other, net of reserve of 123 and 200, respectively
                                                                    9,711,000                                 
        customer-related intangible assets, net of accumulated amortization of 109,781 and 100,710, respectively
                                                                    85,258,000                                 
        other intangible assets, net of accumulated amortization of 8,494 and 6,932, respectively
                                                                    6,243,000                                 
        deferred sales commissions, net of accumulated amortization of 55,981 and 50,018, respectively
                                                                    11,228,000                                 
        receivables – other, net of reserve of 139 and 200, respectively
                                                                     7,196,000 11,492,000                               
        customer-related intangible assets, net of accumulated amortization of 106,841 and 100,710, respectively
                                                                     61,498,000                                
        other intangible assets, net of accumulated amortization of 8,038 and 6,932, respectively
                                                                     6,699,000                                
        deferred sales commissions, net of accumulated amortization of 54,408 and 50,018, respectively
                                                                     12,061,000                                
        customer-relationship intangible assets
                                                                      68,697,000  75,327,000 75,740,000 91,424,000  59,140,000 63,275,000 67,455,000 71,821,000 76,256,000 77,759,000 85,038,000 89,748,000                  
        deferred sales commissions, net of accumulated amortization of 52,560 and 50,018, respectively
                                                                      13,139,000                               
        federated investors shareholders’ equity common stock:
                                                                                                     
        receivables—other, net of reserve of 200 and 247, respectively
                                                                       1,497,000                              
        accrued revenue—affiliates
                                                                       2,303,000    2,277,000    3,353,000    3,480,000    823,000    1,146,000          
        accrued revenue—other
                                                                       6,647,000    7,056,000    6,823,000    5,862,000    5,882,000    6,078,000          
        customer-related intangible assets
                                                                       71,959,000    111,503,000                          
        deferred sales commissions, net of accumulated amortization of 50,018 and 175,369, respectively
                                                                       15,318,000                              
        receivables – other, net of reserve of 204 and 247, respectively
                                                                        2,298,000                             
        accrued revenue – affiliates
                                                                        2,491,000 3,591,000 2,291,000  3,389,000 2,972,000 3,147,000  3,872,000 3,326,000 3,611,000  2,907,000 4,580,000 922,000  1,776,000 1,902,000 1,967,000           
        accrued revenue – other
                                                                        6,172,000 5,235,000 4,900,000  5,924,000 10,987,000 6,478,000  6,474,000 6,153,000 5,755,000  5,801,000 5,464,000 6,069,000  5,835,000 5,571,000 5,826,000           
        deferred sales commissions, net of accumulated amortization of 187,317 and 175,369, respectively
                                                                        17,607,000                             
        accounts payable and accrued expenses – affiliates
                                                                        6,286,000 4,074,000 4,834,000  2,979,000 3,050,000 4,539,000  2,451,000 2,727,000 1,966,000  2,504,000 2,644,000 1,987,000  32,621,000 30,275,000 29,196,000           
        accounts payable and accrued expenses – other
                                                                        52,941,000 56,334,000 65,480,000  60,289,000 69,940,000 69,046,000  61,812,000 57,220,000 56,716,000  51,591,000 48,060,000 76,478,000  112,559,000 110,241,000 83,433,000           
        other long-term liabilities – affiliates
                                                                        2,946,000 2,270,000 1,620,000  2,237,000 1,741,000 1,277,000  1,360,000 1,032,000 759,000  366,000 219,000 48,000  118,000  12,000,000           
        other long-term liabilities – other
                                                                        8,912,000 8,870,000 8,869,000  5,931,000 6,215,000 6,957,000  5,782,000 6,147,000 6,525,000  7,655,000 6,752,000 7,156,000  7,505,000 7,862,000 8,222,000           
        equity
                                                                                                     
        noncontrolling interest in subsidiaries
                                                                        9,231,000 4,008,000 3,598,000                           
        total equity
                                                                        505,060,000 474,126,000 442,012,000                           
        total liabilities and equity
                                                                        849,241,000 835,289,000 834,358,000                           
        receivables – other, net of reserve of 251 and 247, respectively
                                                                         5,825,000                            
        deferred sales commissions, net of accumulated amortization of 183,565 and 175,369, respectively
                                                                         21,436,000                            
        receivables – other, net of reserve of 265 and 247, respectively
                                                                          3,176,000                           
        deferred sales commissions, net of accumulated amortization of 179,044 and 175,369, respectively
                                                                          25,561,000                           
        receivables—other, net of reserve of 247 and 143, respectively
                                                                           2,829,000                          
        deferred sales commissions, net of accumulated amortization of 175,369 and 372,588, respectively
                                                                           30,261,000                          
        accounts payable and accrued expenses—affiliates
                                                                           4,949,000    2,817,000    2,241,000    1,399,000    10,263,000          
        accounts payable and accrued expenses—other
                                                                           60,931,000    56,166,000    50,982,000    70,746,000    62,496,000          
        other long-term liabilities—affiliates
                                                                           7,213,000    1,701,000    539,000    28,000    4,000,000          
        other long-term liabilities—other
                                                                           8,844,000    7,314,000    6,905,000    7,494,000    8,580,000          
        minority interest
                                                                           1,196,000 1,506,000 1,353,000 1,415,000 3,572,000 2,483,000 1,449,000 2,653,000 882,000 750,000 199,000 594,000 1,253,000 464,000 338,000 706,000 586,000 462,000 341,000 711,000 560,000 487,000 413,000 219,000 580,000 538,000 
        shareholders’ equity
                                                                                                     
        total shareholders’ equity
                                                                           423,374,000 389,794,000 612,680,000 611,271,000 574,015,000 539,449,000 555,220,000 524,752,000 529,375,000 534,498,000 514,884,000 557,157,000 540,329,000 508,659,000 456,315,000 432,590,000 457,753,000 454,501,000 448,054,000 449,208,000 395,853,000 361,688,000 319,922,000 310,441,000 340,717,000  
        total liabilities, minority interest, and shareholders’ equity
                                                                           846,610,000 775,315,000 877,309,000 867,046,000 840,971,000 788,250,000 839,023,000 798,868,000 810,294,000 816,003,000 776,355,000 909,777,000 896,621,000 991,355,000 951,496,000 960,578,000 954,688,000 901,147,000 896,417,000 972,829,000 879,228,000 544,933,000 490,704,000 489,502,000 530,007,000  
        receivables – other, net of reserve of 298 and 143, respectively
                                                                            3,075,000                         
        deferred sales commissions, net of accumulated amortization of 171,611 and 372,588, respectively
                                                                            36,960,000                         
        receivables – other, net of reserve of 316 and 143, respectively
                                                                             3,553,000                        
        deferred sales commissions, net of accumulated amortization of 379,214 and 372,588, respectively
                                                                             45,373,000                        
        other current liabilities – affiliates
                                                                             10,735,000 1,768,000  63,000 17,729,000 97,000  8,179,000 97,000 33,156,000    33,082,000           
        other current liabilities – other
                                                                             54,323,000 41,956,000  26,043,000 45,194,000 30,290,000  17,945,000 21,175,000 14,176,000  8,443,000 25,904,000 28,956,000           
        receivables – other, net of reserve of 266 and 143, respectively
                                                                              1,083,000                       
        deferred sales commissions, net of accumulated amortization of 380,075 and 372,588, respectively
                                                                              54,330,000                       
        receivables—other, net of reserve of 143 and 494, respectively
                                                                               2,454,000                      
        deferred sales commissions, net of accumulated amortization of 372,588 and 333,316, respectively
                                                                               64,227,000                      
        other current liabilities—affiliates
                                                                               82,000    8,282,000    33,082,000    29,468,000          
        other current liabilities—other
                                                                               30,859,000    23,254,000    13,250,000    21,006,000          
        class a, no par value, 20,000 shares authorized, 9,000 issued and outstanding
                                                                               189,000    189,000    189,000    189,000    189,000    189,000  
        restricted cash equivalents
                                                                                   29,000 382,000 208,000 353,000 587,000 1,839,000             
        receivables – other, net of reserve of 220 and 494, respectively
                                                                                1,473,000                     
        deferred sales commissions, net of accumulated amortization of 363,212 and 333,316, respectively
                                                                                75,680,000                     
        receivables – other, net of reserve of 344 and 494, respectively
                                                                                 1,424,000                    
        deferred sales commissions, net of accumulated amortization of 354,347 and 333,316, respectively
                                                                                 88,444,000                    
        receivables – other, net of reserve of 424 and 494, respectively
                                                                                  1,724,000                   
        prepaid expenses and other current assets
                                                                                  9,740,000                   
        deferred sales commissions, net of accumulated amortization of 343,974 and 333,316, respectively
                                                                                  101,884,000                   
        receivables—other, net of reserve of 494 and 117, respectively
                                                                                   1,489,000                  
        prepaid and other current assets
                                                                                   10,247,000  13,658,000 9,304,000 6,676,000    14,262,000          
        deferred sales commissions, net of accumulated amortization of 333,316 and 287,836, respectively
                                                                                   112,286,000                  
        receivables – other, net of reserve of 374 and 117, respectively
                                                                                    5,608,000                 
        deferred sales commissions, net of accumulated amortization of 322,001 and 287,836, respectively
                                                                                    123,376,000                 
        cash overdraft
                                                                                    2,620,000 321,000 3,442,000 2,292,000 2,974,000 3,456,000 3,701,000 3,811,000 4,548,000 5,906,000 3,739,000 4,629,000 2,488,000 5,058,000 4,579,000 5,548,000 1,090,000 
        receivables – other, net of reserve of 303 and 117, respectively
                                                                                     5,402,000                
        deferred sales commissions, net of accumulated amortization of 310,913 and 287,836, respectively
                                                                                     133,848,000                
        receivables – other, net of reserve of 125 and 117, respectively
                                                                                      5,734,000               
        deferred sales commissions, net of accumulated amortization of 299,495 and 287,836, respectively
                                                                                      146,200,000               
        receivables—other, net of reserve of 117 and 52, respectively
                                                                                       5,173,000              
        deferred sales commissions, net of accumulated amortization of 287,836 and 290,583, respectively
                                                                                       157,562,000              
        current portion of long-term debt—nonrecourse
                                                                                           3,016,000          
        marketable securities
                                                                                        6,626,000 1,653,000 1,613,000 2,058,000 1,776,000 1,776,000 1,545,000 1,526,000 1,840,000 1,029,000 1,010,000 1,023,000  
        receivables – other, net of reserve of 84 and 52, respectively
                                                                                        3,315,000             
        deferred sales commissions, net of accumulated amortization of 277,438 and 298,033, respectively
                                                                                        253,501,000             
        current portion of long-term debt – nonrecourse
                                                                                          737,000  5,416,000 7,886,000        
        employee restricted stock awards
                                                                                        -24,540,000 -13,832,000  -9,268,000  -1,545,000 -1,433,000 -706,000      
        receivables – other, net of reserve of 64 and 52, respectively
                                                                                         2,079,000            
        deferred sales commissions, net of accumulated amortization of 266,377 and 298,033, respectively
                                                                                         264,582,000            
        current portion of long-term debt – recourse
                                                                                         103,000 299,000  762,000 965,000        
        receivables – other, net of reserve of 52 and 52, respectively
                                                                                          2,247,000           
        deferred sales commissions, net of accumulated amortization of 311,455 and 298,033, respectively
                                                                                          275,292,000           
        receivables—other, net of reserve of 52 and 289, respectively
                                                                                           3,037,000          
        deferred sales commissions, net of accumulated amortization of 298,033 and 240,657, respectively
                                                                                           286,650,000          
        current portion of long-term debt—recourse
                                                                                           533,000          
        receivables – other, net of reserve of 99 and 289, respectively
                                                                                            4,344,000         
        accrued revenue
                                                                                            7,700,000 7,931,000 6,631,000 6,999,000 6,993,000 6,829,000 6,568,000 6,033,000  
        investment advisory contracts
                                                                                            49,386,000 50,086,000 51,886,000 53,579,000 55,184,000 55,633,000 57,230,000 58,995,000  
        deferred sales commissions, net of accumulated amortization of 284,133 and 240,657, respectively
                                                                                            297,279,000         
        accrued expenses – affiliates
                                                                                            4,650,000 2,019,000 9,218,000       
        accrued expenses – other
                                                                                            27,659,000 46,828,000 48,713,000       
        accounts payable
                                                                                            27,661,000 36,160,000 37,541,000 34,626,000 29,650,000 26,889,000 27,679,000 27,436,000 30,161,000 
        receivables – other, net of reserve of 55 and 289 respectively
                                                                                             7,281,000        
        deferred sales commissions, net of accumulated amortization of 269,781 and 240,657, respectively
                                                                                             309,092,000        
        receivables – other, net of reserve of 296 and 289, respectively
                                                                                              6,207,000       
        deferred sales commissions, net of accumulated amortization of 255,670 and 240,657, respectively
                                                                                              320,053,000       
        receivables—other, net of reserve of 289 and 275, respectively
                                                                                               5,065,000      
        deferred sales commissions, net of accumulated amortization of 240,657 and 218,423, respectively
                                                                                               327,717,000      
        accrued expenses—affiliates
                                                                                               9,245,000      
        accrued expenses—other
                                                                                               75,733,000      
        receivables, net of reserve of 284 and 275, respectively
                                                                                                28,607,000     
        deferred sales commissions, net of accumulated amortization of 48,664 and 57,057, respectively
                                                                                                60,571,000     
        accrued expenses
                                                                                                61,609,000 48,731,000 38,488,000 67,826,000 56,806,000 
        employee restricted stock plan
                                                                                                -889,000 -977,000 -1,000,000  -736,000 
        receivables, net of reserve of 277 and 275, respectively
                                                                                                 28,549,000    
        deferred sales commissions, net of accumulated amortization of 45,288 and 57,057, respectively
                                                                                                 61,484,000    
        long-term debt - recourse
                                                                                                 1,068,000    
        long-term debt - nonrecourse
                                                                                                 59,649,000    
        receivables, net of reserve of 251 and 275, respectively
                                                                                                  28,963,000   
        deferred sales commissions, net of accumulated amortization of 42,143 and 57,057, respectively
                                                                                                  59,310,000   
        receivables—other, net of reserve of 275 and 315, respectively
                                                                                                   6,991,000  
        deferred sales commissions, net of accumulated amortization of 57,057 and 47,222, respectively
                                                                                                   58,606,000  
        securities available for sale
                                                                                                    85,305,000 
        receivables -- federated funds
                                                                                                    31,176,000 
        receivables -- other, net of reserve of 86 and 184, respectively
                                                                                                    5,767,000 
        accrued revenues
                                                                                                    6,594,000 
        goodwill, net of accumulated amortization of 18,949 and 16,013, respectively
                                                                                                    32,099,000 
        other intangible assets, net of accumulated amortization of 17,527 and 12,912, respectively
                                                                                                    14,878,000 
        deferred sales commissions, net of accumulated amortization of 136,409 and 79,365, respectively
                                                                                                    315,612,000 
        current portion of long-term debt -- recourse
                                                                                                    14,280,000 
        long-term debt -- recourse
                                                                                                    70,174,000 
        long-term debt -- nonrecourse
                                                                                                    323,818,000 
        shareholders' equity
                                                                                                     
        class a, no par value, 20,000 shares authorized, 9,000 and 6,000 shares, respectively, issued and outstanding
                                                                                                    189,000 
        class b, no par value, 900,000,000 shares authorized, 129,505,456 and 86,337,000 shares issued, respectively
                                                                                                    75,287,000 
        accumulated other comprehensive income
                                                                                                    -2,746,000 
        total shareholders' equity
                                                                                                    147,868,000 
        total liabilities, minority interest, and shareholders' equity
                                                                                                    704,750,000 
      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 2007-12-31 2007-09-30 2007-06-30 2007-03-31 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 2003-12-31 2003-09-30 2003-06-30 2003-03-31 
                                                                                                     
          operating activities
                                                                                                     
          net income including the noncontrolling interests in subsidiaries
        95,946,000 107,433,000 106,095,000 96,691,000 103,876,000 83,854,000 90,341,000 19,225,000 75,010,000 86,047,000 74,266,000 73,002,000 71,466,000 61,635,000 67,574,000 50,758,000 54,597,000 70,997,000 73,486,000 53,479,000 74,346,000 101,272,000 86,684,000 84,801,000 63,265,000 85,089,000 73,585,000 63,840,000 54,611,000 61,632,000 61,994,000 38,667,000 60,006,000 131,974,000 57,241,000 54,659,000 51,027,000 57,229,000 58,908,000 56,603,000 48,774,000 49,169,000 44,136,000 42,263,000 36,418,000 39,604,000 37,259,000 37,314,000 35,645,000                                             
          adjustments to reconcile net income to net cash provided (used) by operating activities
                                                                                                     
          depreciation and amortization
        5,252,000 5,574,000 5,633,000 5,637,000 5,416,000 5,556,000 5,714,000 5,534,000 5,625,000  6,093,000 6,702,000 8,022,000  6,774,000 6,961,000 7,462,000                                                                             
          share-based compensation expense
        12,272,000 5,952,000 5,669,000 6,392,000 11,117,000 6,043,000 6,170,000 6,302,000 10,269,000 6,782,000 7,488,000 8,997,000 10,680,000 7,179,000 8,899,000 9,432,000 9,288,000 7,011,000 6,307,000 7,760,000 9,216,000 6,445,000 6,289,000 6,468,000 7,467,000 5,909,000 5,960,000 6,078,000 7,110,000 5,649,000 5,476,000 5,801,000 6,967,000 5,218,000 5,056,000 5,562,000 6,672,000 5,233,000 4,285,000 5,691,000 7,236,000 5,330,000 5,003,000 5,451,000 6,901,000 5,091,000 4,773,000 5,530,000 6,317,000 4,938,000 4,864,000 5,044,000 5,714,000 5,176,000 4,577,000 4,799,000 5,583,000 4,542,000 4,387,000 4,619,000 5,458,000 4,421,000 4,081,000 4,997,000 5,625,000 4,538,000 4,212,000 4,295,000 5,730,000 3,335,000 4,462,000 3,612,000 3,653,000 3,366,000 2,987,000 3,240,000 3,021,000                 
          loss on disposal of assets
        -2,276,000 -4,223,000 -2,845,000 -1,702,000 -1,530,000 -327,000 -1,468,000 521,000 -278,000 417,000 244,000 -882,000 481,000 858,000 4,723,000 -587,000 -150,000 11,000 -1,812,000 -3,479,000 -1,684,000 -208,000 418,000 1,072,000 100,000  -680,000 199,000 492,000         -347,000 23,000 220,000 1,174,000 1,217,000 1,436,000 209,000 551,000               -156,000 -2,454,000  -962,000 -193,000 492,000 -428,000 -40,000 -35,000 456,000     -397,000    7,000    -27,000       49,000     
          provision for deferred income taxes
        1,210,000 -9,179,000 20,797,000 -1,380,000 531,000 -3,779,000 -6,525,000 -7,281,000 2,650,000 8,236,000 -2,608,000 -1,300,000 -76,000 -11,749,000 -4,806,000 -4,505,000 2,342,000 -462,000 817,000 15,081,000 3,597,000 6,262,000 5,270,000 3,891,000 2,746,000 1,496,000 618,000 642,000 4,696,000 4,444,000 2,203,000 1,292,000 4,318,000  1,105,000 1,341,000 5,780,000 3,810,000 1,775,000 2,641,000 9,270,000 6,228,000 1,459,000 3,161,000 8,415,000 6,764,000 3,330,000 3,865,000 7,655,000 3,328,000 2,573,000 3,180,000 10,132,000 2,922,000 8,310,000 3,082,000 10,716,000 3,782,000 3,724,000 5,675,000 4,071,000 10,210,000 3,124,000 9,933,000 946,000 15,043,000 -2,736,000 2,146,000 -9,203,000 -2,252,000 916,000 1,515,000 808,000 -409,000 -1,023,000 -1,398,000 428,000 -2,739,000 -634,000   -4,965,000 6,894,000   -5,921,000 940,000 3,732,000 -343,000 29,000 -331,000 488,000 1,806,000 
          net unrealized loss on investments
        1,863,000 2,936,000 -4,787,000 -9,511,000 568,000 3,537,000 -6,468,000 336,000 -1,334,000 -11,503,000 3,198,000 856,000 -5,974,000 -11,042,000 2,110,000 21,468,000 11,847,000 -1,992,000 2,469,000 -2,764,000 322,000 -14,006,000 -6,267,000 -14,878,000 15,748,000   -764,000 -2,162,000 2,521,000 -748,000 644,000 1,905,000                                                             
          net sales (purchases) of investments—consolidated investment companies
        3,763,000 -1,544,000 -61,085,000 -68,303,000 -15,141,000 -6,300,000 -13,307,000 -10,221,000 1,257,000 1,983,000 -18,468,000 -9,460,000 -8,383,000 6,046,000 17,003,000 -12,282,000 -30,937,000 -49,772,000 -65,248,000 -13,272,000 -51,127,000 -5,462,000 -11,791,000 783,000 3,492,000                                                                     
          other changes in assets and liabilities:
                                                                                                     
          decrease in receivables
        -4,621,000 12,497,000 -2,965,000 5,448,000 -10,955,000 8,733,000 1,223,000 4,414,000 2,978,000 3,413,000 9,655,000 -25,404,000 -15,232,000 -8,904,000 4,527,000 -9,833,000 9,843,000 2,748,000 -3,019,000 191,000 6,742,000 5,656,000   8,687,000  -5,503,000 6,504,000 -575,000   5,347,000 3,424,000   1,128,000 98,000         669,000 -195,000 681,000 666,000         -307,000 562,000 1,017,000 916,000 -1,523,000 -2,349,000 3,821,000 -2,357,000 4,702,000 3,839,000 4,453,000 554,000 -1,145,000 1,166,000 1,755,000 360,000 -858,000 -838,000   4,201,000 -1,175,000 21,244,000 -1,348,000 239,000 -1,437,000 -8,933,000 1,009,000 -2,671,000 4,519,000 1,913,000 311,000 -4,111,000 88,000 414,000 2,222,000 
          decrease in prepaid expenses and other assets
        302,000 21,114,000 -35,664,000 -5,028,000 1,280,000 5,693,000 7,881,000 -1,624,000 7,921,000 1,359,000 2,407,000 15,658,000 1,324,000 42,316,000 -20,208,000 -634,000 -2,892,000 6,388,000 6,391,000 838,000 -3,342,000 -24,271,000      -4,809,000 2,693,000    861,000         -1,649,000 4,970,000 -424,000 1,574,000 -4,456,000 4,281,000 -2,490,000 2,801,000 -2,768,000   7,017,000 -122,000 4,097,000 -3,951,000 4,501,000 -1,425,000 11,345,000 -15,284,000 6,619,000 -3,035,000 1,578,000 -7,485,000 20,333,000    3,523,000    8,911,000                     
          increase in accounts payable and accrued expenses
        -103,145,000 46,940,000 38,050,000 22,157,000 -101,218,000 37,399,000 34,806,000 30,885,000 -93,731,000 38,569,000 22,326,000 15,353,000 -61,621,000 27,653,000 30,024,000 35,198,000 -88,206,000 30,404,000 30,954,000 33,893,000 -101,616,000 28,106,000      29,339,000 -72,337,000                                         14,442,000    26,287,000    10,580,000 14,562,000 -23,958,000 -18,801,000 -63,390,000 15,481,000 32,795,000 16,831,000     21,820,000    
          increase in other liabilities
        18,282,000 -25,766,000 42,006,000 -31,614,000 20,355,000 -8,017,000 -1,661,000 -22,580,000 3,255,000 -9,846,000 -4,632,000 -12,378,000 6,909,000 -19,987,000 -4,601,000 2,787,000 6,872,000 -5,132,000 -13,887,000 -16,046,000 11,789,000 16,106,000 -38,526,000 21,264,000 10,108,000   -8,796,000 6,281,000 1,080,000 5,516,000 -9,094,000 11,070,000 731,000 2,664,000 -20,797,000 22,187,000    12,780,000 2,617,000 2,307,000 -6,755,000 9,628,000 2,884,000 2,816,000 -9,191,000 9,741,000 3,953,000 -735,000 -2,230,000 3,957,000    4,735,000 5,291,000 -51,000 738,000 9,069,000 619,000 311,000   3,213,000 2,898,000 1,851,000 -242,000 2,932,000 -247,000 1,966,000 2,554,000  2,695,000 761,000 2,401,000                 
          net cash provided (used) by operating activities
        28,848,000 161,200,000 103,059,000 18,787,000 14,299,000 126,700,000 117,149,000 88,674,000 14,031,000 129,632,000 105,635,000 71,144,000 5,420,000 132,413,000 112,019,000 98,763,000 -19,247,000 69,427,000 46,005,000 84,964,000 -30,013,000 129,783,000 90,061,000 124,146,000 29,251,000 122,599,000 99,918,000 95,665,000 16,758,000                                                                 
          investing activities
                                                                                                     
          purchases of investments—affiliates and other
        -1,403,000 -13,084,000 -2,870,000 -980,000 -1,758,000 -2,458,000 -16,447,000 -2,893,000 -25,718,000 -44,399,000 -2,355,000 -9,662,000 -1,583,000 -4,038,000 -13,525,000 -3,073,000 -2,008,000 -2,208,000 -1,578,000 -3,832,000 -1,811,000 -6,463,000      -13,796,000 -1,566,000                                                                 
          proceeds from redemptions of investments—affiliates and other
        7,406,000 26,758,000 9,750,000 4,505,000 1,230,000 44,362,000 9,207,000 12,448,000 53,874,000 7,337,000 5,754,000 18,053,000 4,160,000 1,381,000 13,322,000 6,746,000 1,321,000 2,699,000 19,376,000 11,449,000 2,466,000 5,078,000 2,510,000 1,713,000 2,192,000 48,429,000 30,728,000 726,000 1,185,000 297,000 17,567,000 847,000 1,572,000                                                             
          cash paid for property and equipment
        -4,844,000 426,000 -1,430,000 -786,000 -972,000 -505,000 3,028,000 -5,978,000 -569,000 -2,112,000 -2,081,000 -2,983,000 -739,000 -278,000 -1,205,000 -1,036,000 -1,853,000 -2,668,000 -4,498,000 -1,096,000 -2,159,000 -4,941,000      -3,804,000 -5,060,000                              -1,433,000 -3,530,000 -1,857,000 -2,744,000 -1,560,000 -2,437,000 -1,129,000 -16,246,000 -2,296,000                           
          other investing activities
         -6,000,000 -28,000                                                                                        
          net cash provided (used) by investing activities
        1,159,000 14,100,000 5,450,000 -16,016,000 -1,528,000 41,399,000 -8,312,000 3,577,000 27,587,000 -39,174,000 1,318,000 5,408,000 1,838,000 -31,046,000 -1,408,000 2,637,000 -2,540,000 -2,177,000 7,976,000 6,521,000 -1,504,000 -6,326,000      -16,089,000 -5,441,000     109,996,000 -162,000 2,821,000 5,314,000                 169,000 -18,452,000 19,999,000 9,659,000                8,800,000                     
          financing activities
                                                                                                     
          dividends paid
        -25,947,000 -26,356,000 -26,365,000 -26,846,000 -25,305,000 -25,223,000 -25,573,000 -110,281,000 -23,734,000 -24,130,000 -24,703,000 -25,111,000 -24,149,000 -24,111,000 -24,145,000 -24,706,000 -24,953,000 -26,096,000 -26,329,000 -26,551,000 -26,788,000 -126,153,000      -27,332,000 -27,217,000                              -25,019,000 -25,092,000 -24,950,000 -24,700,000 -24,727,000 -24,770,000 -154,454,000 -24,587,000 -24,679,000 -24,680,000 -24,553,000 -24,434,000 -305,396,000 -24,450,000 -21,371,000 -21,374,000 -21,481,000 -21,610,000 -18,675,000 -18,889,000 -18,938,000 -19,220,000 -15,999,000 -16,069,000 -16,068,000     -11,017,000 -9,232,000 -9,236,000 -9,238,000 -7,636,000 -6,383,000 
          purchases of treasury stock
        -64,721,000 -77,099,000 -21,000 -65,524,000 -120,131,000 -23,446,000 -28,901,000 -46,242,000 -39,026,000 -65,053,000 -64,098,000 -41,353,000 -6,562,000 -6,925,000 -6,612,000 -91,266,000 -113,338,000 -135,923,000 -14,453,000 -38,900,000 -39,073,000 -13,614,000      -709,000 -1,485,000                              -8,764,000 -7,426,000 -3,677,000 -4,173,000 -3,169,000 -5,562,000 -558,000 -1,296,000 -12,464,000 -5,499,000 -843,000 -2,015,000 -844,000 -37,245,000 -2,042,000 -2,646,000 -61,155,000 -10,506,000 -42,983,000 -45,555,000 -32,180,000 -67,450,000 -24,468,000 -4,430,000 -38,000      -12,370,000     
          distributions to noncontrolling interests in subsidiaries
        -8,056,000 -2,101,000 -11,410,000 -13,536,000 -8,367,000 -12,851,000 -10,567,000 -4,430,000 -3,410,000 -7,393,000 -14,889,000 -14,454,000 -3,224,000 -3,835,000 -16,620,000 -1,185,000 -4,339,000                                          18,000 -9,000 -1,530,000                                 
          contributions from noncontrolling interests in subsidiaries
        1,461,000 5,822,000 67,660,000 74,205,000 16,235,000 36,614,000 13,503,000 16,303,000 2,724,000 5,040,000 35,323,000 19,684,000 12,776,000 5,023,000 4,494,000 15,314,000 30,340,000                                         568,000 5,943,000                                 
          other financing activities
        15,000 1,248,000   1,340,000 1,000 38,000 1,259,000    -5,728,000 6,913,000 15,000 -9,499,000 1,416,000 30,000 30,000 -2,008,000 -218,000                                                  -22,000 -22,000 -21,000 -21,000 -21,000 -94,000 -18,000 -78,000 -81,000 -328,000             
          net cash provided (used) by financing activities
        -97,248,000 -98,486,000 29,864,000 -31,693,000 -137,568,000 -26,273,000 -51,549,000 -145,049,000 -63,526,000 -91,485,000 -68,352,000 -61,234,000 -22,016,000 -78,523,000 -43,023,000 -101,828,000 54,861,000 -36,089,000 -101,573,000 -62,820,000 -48,990,000 -153,322,000   50,400,000   -31,590,000 -35,919,000                                 -29,552,000 -40,959,000                               
          effect of exchange rates on cash, cash equivalents, restricted cash and restricted cash equivalents
        -2,765,000  -3,072,000 12,356,000 5,266,000  10,416,000 75,000 -1,412,000  -4,531,000 3,604,000 2,047,000  -12,263,000 -13,212,000 -4,505,000  -4,584,000 556,000 1,270,000       -2,510,000 2,264,000                                                                 
          net increase in cash, cash equivalents, restricted cash and restricted cash equivalents
        -70,006,000 77,610,000 135,301,000 -16,566,000 -119,531,000 128,952,000 67,704,000 -52,723,000 -23,320,000 5,718,000 34,070,000 18,922,000 -12,711,000 32,650,000 55,325,000 -13,640,000 28,569,000 31,608,000 -52,176,000 29,221,000 -79,237,000 -20,615,000 45,251,000 -30,520,000 65,008,000 50,999,000 17,948,000 45,476,000 -22,338,000   49,539,000 9,407,000                                                             
          cash, cash equivalents, restricted cash and restricted cash equivalents, beginning of period
        584,381,000 507,567,000 386,954,000 340,955,000 -1,000 238,052,000 308,635,000 249,511,000 157,426,000 316,809,000                                                             
          cash, cash equivalents, restricted cash and restricted cash equivalents, end of period
        514,375,000 77,610,000 135,301,000 -16,566,000 388,036,000 128,952,000 67,704,000 -52,723,000 363,634,000 5,718,000 34,070,000 18,922,000 328,244,000 32,649,000 55,325,000 -13,640,000 266,621,000 31,608,000 -52,176,000 29,221,000 229,398,000 -20,615,000 45,251,000 -30,520,000 314,519,000 50,999,000 17,948,000 45,476,000 135,088,000 39,903,000 -258,232,000 49,539,000 326,216,000                                                             
          less: restricted cash and restricted cash equivalents recorded in other long-term assets
        491,000 -1,000 9,000 14,000 469,000 -8,000 -2,000 -5,000 478,000 -114,000 -5,000 1,000 394,000 130,000 -1,000 -18,000 289,000 3,000 13,000 3,000 286,000 49,000 2,000 3,000 307,000 9,000 -275,000 603,000 14,000 -3,000 -24,000 607,000                                                             
          cash and cash equivalents
        513,884,000 76,263,000 135,292,000 -16,580,000 387,567,000 129,489,000 67,519,000 -52,349,000 359,782,000 6,220,000 34,203,000 18,774,000 323,983,000 32,262,000 55,788,000 -13,311,000 262,043,000 31,635,000 -52,040,000 31,127,000 222,605,000 -21,028,000 45,007,000 -30,509,000 308,349,000 52,661,000 16,552,000 45,476,000 134,485,000 39,889,000 -258,229,000 49,563,000 325,609,000                                                             
          adjustments to reconcile net income to net cash from operating activities
                                                                                                     
          impairment of intangible asset
                                                                                                   
          consolidation/(deconsolidation) of investment companies
                                                                                                    
          cash paid for business acquisitions, net of cash acquired
                                                                               -431,000                
          cash paid for business acquisitions
             -2,707,000 -12,000 -399,000 -118,000 -1,208,000 -857,000                                              -2,700,000 -543,000 -44,732,000 -3,434,000 -8,195,000 -32,775,000 -5,157,000 -253,000 -3,152,000 -20,165,000 -762,000        -8,383,000   -44,292,000 -9,273,000  -2,034,000     -66,197,000 -28,000 -24,000 -1,216,000 -12,000 -11,000 
          effect of exchange rates on cash, cash equivalents, restricted cash, and restricted cash equivalents
                                                                                                     
          less: restricted cash recorded in other current assets
             -529,000 187,000 -369,000 3,374,000 -388,000 -128,000 147,000 3,867,000 257,000 -462,000 -311,000 4,289,000 -30,000 -149,000 -1,909,000 6,507,000 364,000 242,000 -14,000 5,863,000                                                                     
          supplemental disclosure of cash flow information
                                                                                                     
          cash paid during the year for:
                                                                                                     
          interest
                                                                                                     
          consolidation/(deconsolidation) of other entities
              443,000 -3,168,000 409,000  5,666,000 -2,176,000  -20,000  -650,000 -760,000 11,789,000                                                                         
          subsidiary share-based compensation expense
                     707,000 1,855,000 2,557,000 2,517,000 2,482,000 2,382,000 2,164,000 2,087,000 2,153,000 1,864,000 2,125,000                                                                   
          proceeds from new borrowings
                     488,300,000 213,500,000    100,000,000 8,800,000 8,500,000 61,150,000                                                               
          payments on debt
                     -50,000,000 -311,650,000 -92,300,000 -45,000,000 -5,000,000 -5,000,000 -15,000,000      -5,000,000 -13,800,000                                                                 
          income taxes
                                                                                                     
          depreciation and other amortization
                           7,329,000 7,236,000 7,222,000 7,253,000 7,181,000 6,907,000 6,757,000 6,714,000 5,230,000 7,221,000 6,320,000 5,424,000 2,705,000 2,638,000 2,849,000 2,609,000 2,595,000 2,584,000 2,480,000 2,239,000 2,508,000 2,351,000 2,351,000 2,333,000 2,344,000 2,507,000 2,693,000 2,581,000 2,686,000 2,744,000 2,739,000 2,701,000 2,503,000 2,492,000 2,565,000 2,570,000 2,543,000 2,767,000 3,099,000 3,212,000 3,486,000 4,603,000 5,001,000 5,126,000 5,478,000 5,470,000 5,804,000 5,730,000 5,667,000 6,550,000 6,393,000 5,954,000 6,062,000 6,100,000 6,362,000 6,600,000 5,622,000 6,907,000 6,490,000 6,878,000 5,357,000 5,384,000 6,721,000 6,639,000 6,069,000 4,577,000 4,860,000 4,653,000 4,937,000 4,545,000 5,276,000 5,556,000 4,838,000 4,962,000 
          cash paid for asset acquisitions
                                                                                                     
          payments to acquire additional equity in fhl
                                                                                                     
          payments to acquire additional equity in hfml
                         -2,190,000                                                                            
          distributions to noncontrolling interest in subsidiaries
                          -1,178,000 -1,016,000 -1,898,000       -541,000 -2,260,000                                 -1,677,000 -2,705,000 -4,484,000 -2,481,000 -2,337,000 -2,442,000 -2,589,000 -2,122,000                         
          contributions from noncontrolling interest in subsidiaries
                          66,903,000 8,632,000 25,762,000  3,212,000 6,225,000 5,577,000  687,000 1,821,000 43,000  3,262,000 663,000 500,000  596,000 681,000 2,818,000  3,266,000 5,343,000 5,431,000  5,670,000 4,754,000 5,785,000  7,875,000 1,168,000 2,049,000  11,397,000 4,815,000 5,024,000  631,000 12,752,000 347,000     2,607,000 2,061,000 2,010,000 3,396,000 4,835,000 4,348,000 164,000 2,174,000                         
          amortization of deferred sales commissions
                           197,000 237,000 279,000 320,000 362,000 408,000 452,000 495,000 538,000 592,000 648,000 705,000 775,000 839,000 1,445,000 1,701,000 2,271,000 2,608,000 3,001,000 3,123,000 2,952,000 2,904,000 3,280,000 3,716,000 4,040,000 4,018,000 3,784,000 3,339,000 2,937,000 2,639,000 2,436,000 2,330,000 2,274,000 2,113,000 2,089,000 1,961,000 1,790,000 1,625,000 1,379,000 1,337,000 1,880,000 2,782,000 2,923,000 2,988,000 3,114,000 3,172,000 3,526,000 5,104,000 4,959,000 4,873,000 5,453,000 7,761,000 8,801,000 9,361,000 10,825,000 11,299,000 12,074,000 12,258,000 12,696,000 12,600,000 13,018,000 13,508,000 12,246,000 12,947,000 12,940,000 13,599,000 13,913,000 13,526,000 13,964,000 14,313,000 4,358,000 3,911,000 3,404,000 3,238,000 
          proceeds from shareholders for share-based compensation
                            15,000     1,238,000    1,222,000 15,000 106,000 101,000 1,209,000   1,214,000 73,000   1,453,000 17,000 1,000 81,000 1,469,000 97,000 480,000 1,500,000    1,595,000   1,642,000 1,236,000 13,917,000 10,907,000 196,000 487,000 1,712,000 459,000 3,317,000 921,000 1,803,000 16,394,000                       
          consolidation/deconsolidation of investment companies
                                                                                                     
          payments on contingent consideration liabilities
                                                                                                     
          loss on derivative
                                                                                                     
          net sales of investments—consolidated investment companies
                                   -6,235,000 8,136,000 7,394,000 1,559,000 7,243,000 500,000                                                             
          adoption of new accounting pronouncement
                                                                                                     
          deferred sales commissions paid
                                                                  -2,283,000 -2,228,000 -2,254,000 -2,543,000 -2,633,000 -2,666,000 -2,796,000 -3,205,000 -3,269,000 -3,097,000 -2,378,000 -1,718,000 -2,282,000 -3,503,000 -3,611,000 -7,783,000 -1,608,000 -1,745,000 -5,229,000 -5,007,000 -5,667,000 -7,034,000 -6,832,000 -6,036,000 -6,779,000     -13,910,000 -14,757,000 -15,652,000 -16,992,000 -22,648,000 -19,432,000 
          contingent deferred sales charges received
                                         301,000 327,000 545,000 612,000 559,000 543,000 515,000 578,000 524,000 694,000 583,000 549,000 486,000 419,000 302,000 585,000 430,000 625,000 358,000 425,000 334,000 297,000 400,000 352,000 252,000 330,000 355,000 506,000 514,000 484,000 592,000 685,000 663,000 709,000 863,000 1,164,000 2,072,000 1,718,000 1,883,000 2,407,000 2,405,000 2,883,000 3,094,000 3,323,000 3,419,000 3,778,000 4,143,000 4,733,000 4,479,000 4,929,000 5,408,000 5,196,000 5,025,000 5,850,000 7,572,000 6,634,000 155,000 190,000 136,000 114,000 
          distributions from equity investments
                                                                                                     
          increase in receivables
                                                                                    -1,060,000                 
          net cash from operating activities
                                     119,912,000 -50,016,000 88,290,000 48,096,000 79,654,000 91,795,000 65,904,000 33,024,000 77,253,000 86,366,000 63,507,000 25,645,000 80,961,000 79,643,000 57,917,000 14,663,000 80,792,000 46,452,000 47,488,000 17,750,000 138,765,000 54,728,000 47,706,000 19,773,000 76,450,000 156,603,000 53,034,000 30,256,000 -31,482,000 70,810,000 27,662,000 46,500,000 44,956,000 71,259,000 66,313,000 33,419,000 73,857,000 88,076,000 56,942,000 55,714,000 94,078,000 78,920,000 60,167,000 75,611,000 98,874,000 93,062,000 63,207,000 71,856,000 120,207,000 74,565,000 27,912,000 71,034,000 -22,703,000 92,770,000 53,444,000 62,495,000 95,416,000 84,372,000 50,698,000 66,559,000 73,323,000 82,840,000 42,018,000 50,636,000 
          capital expenditures
                                     -5,740,000 -1,632,000 -2,162,000 -2,104,000 -2,230,000 -4,166,000 -1,357,000 -816,000 -1,350,000 -815,000 -907,000 -2,636,000 -382,000 -193,000 -367,000 -1,855,000 -1,388,000 -1,142,000 -3,561,000 -746,000 -839,000 
          free cash flows
                                     119,912,000 -50,016,000 88,290,000 48,096,000 79,654,000 91,795,000 65,904,000 33,024,000 77,253,000 86,366,000 63,507,000 25,645,000 80,961,000 79,643,000 57,917,000 14,663,000 80,792,000 46,452,000 47,488,000 17,750,000 138,765,000 54,728,000 47,706,000 19,773,000 76,450,000 156,603,000 53,034,000 30,256,000 -31,482,000 70,810,000 27,662,000 46,500,000 44,956,000 71,259,000 66,313,000 33,419,000 73,857,000 88,076,000 56,942,000 49,974,000 92,446,000 76,758,000 58,063,000 73,381,000 94,708,000 91,705,000 62,391,000 70,506,000 119,392,000 73,658,000 25,276,000 70,652,000 -22,896,000 92,403,000 53,444,000 62,495,000 95,416,000 84,372,000 48,843,000 65,171,000 72,181,000 79,279,000 41,272,000 49,797,000 
          distribution from equity investment
                                                                                                     
          net cash (used) provided by investing activities
                                                                                                    -802,000 
          net cash used by financing activities
                                                                    -22,057,000         -16,009,000 -136,379,000 -70,821,000 -34,308,000 -31,009,000 -90,372,000 -44,290,000 -69,475,000 -74,787,000 -50,602,000 -96,117,000 -50,187,000 -32,595,000 -27,685,000     -61,912,000 -28,340,000 -12,452,000 -22,487,000 -41,698,000 -81,709,000 
          gain on disposal of assets
                                                                               44,000 -216,000   -99,000 -21,000   -5,806,000 -167,000           -1,269,000 -1,155,000 
          fair-value adjustments for contingent liabilities
                                      -27,000           38,000                900,000                                 
          decrease in accounts payable and accrued expenses
                                                                  9,949,000 -7,396,000 -19,515,000 2,954,000 11,668,000 17,256,000 -46,127,000  6,961,000 8,699,000 -31,597,000   14,774,000 -35,518,000   14,445,000 -20,779,000           -9,309,000 -24,447,000   9,454,000 -28,662,000 
          cash paid for amended and restated credit agreement
                                                                                                     
          increase in prepaid expenses and other assets
                                                                          5,025,000    3,871,000                       
          impairment of assets
                                                      631,000            3,235,000   500,000 1,000,000 20,163,000                         
          net sales (purchases) of trading securities
                                         2,322,000 1,123,000 11,063,000 2,516,000            130,000     -9,827,000                           119,000             
          purchases of securities available for sale
                                                                  -60,712,000 -699,000 -10,697,000 -41,082,000 -7,439,000 -50,341,000 -422,000 -105,000 -6,000 -5,000 -1,272,000 -5,000 -4,000 -3,000 -4,000 -103,000 -104,000 -1,005,000 -1,003,000 -1,502,000 -106,000 -304,000 -104,000 4,996,000 -5,003,000     -3,000 -6,000 -11,000 -812,000 -10,000 -1,000 
          proceeds from redemptions of securities available for sale
                                         113,867,000 9,033,000 4,899,000 12,450,000 10,000 7,829,000 101,000 50,000 5,755,000    45,424,000 32,322,000 9,371,000 20,226,000 32,559,000 44,052,000 11,758,000 16,450,000 6,405,000 51,594,000 17,949,000 697,000 15,884,000 -1,000 10,912,000 9,719,000 45,065,000 232,000 105,000 362,000   1,000 1,000 1,000 11,034,000 101,000 1,000 996,000 2,000 5,818,000 712,000 1,000 1,000 694,000 44,000 24,000 1,000 4,000 377,000 17,000 8,000 49,000 
          excess tax benefits from share-based compensation
                                                596,000 1,103,000 343,000 542,000 1,656,000 954,000 344,000 361,000 1,007,000 862,000 331,000 317,000 463,000 1,929,000 283,000 299,000 463,000 3,140,000 -241,000 -286,000 -920,000 -303,000 -259,000 -288,000 -2,155,000 -305,000 -272,000 -477,000 -205,000 -100,000 -5,485,000 -443,000 -706,000 -980,000 -1,782,000 -1,745,000 -1,494,000                 
          net increase in cash and cash equivalents
                                         154,854,000 46,242,000       31,471,000        26,181,000 -9,132,000   -115,899,000 98,237,000 33,722,000 2,252,000  -22,452,000   -23,928,000 16,742,000 164,369,000 -48,879,000 29,451,000 17,877,000 -8,497,000 6,183,000   -29,426,000 50,103,000    -7,330,000 43,027,000   11,817,000 -49,161,000   17,499,000    36,801,000 60,089,000 54,781,000 -440,000 -31,875,000 
          cash and cash equivalents, beginning of year
                                                                                                     
          cash and cash equivalents, end of year
                                                                                                     
          cash and cash equivalents, beginning of period
                                          104,839,000  172,628,000  115,267,000  104,443,000  67,585,000  49,273,000  198,756,000  90,452,000  45,438,000  120,350,000  118,721,000  245,846,000  256,213,000  232,464,000  149,909,000 
          cash and cash equivalents, end of period
                                          46,242,000 20,539,000 94,629,000  31,244,000 6,098,000 147,762,000  32,070,000 17,254,000 91,833,000  29,384,000 -10,494,000 71,575,000  -9,132,000 30,967,000 56,427,000  98,237,000 33,722,000 51,525,000  -22,452,000 -21,577,000 176,825,000  16,742,000 164,369,000 41,573,000  17,877,000 -8,497,000 51,621,000  -96,146,000 -29,426,000 170,453,000  -48,404,000 -5,924,000 111,391,000  -73,286,000 -108,683,000 257,663,000  56,426,000 -35,131,000 273,712,000  17,534,000 -79,513,000 269,265,000  54,781,000 -440,000 118,034,000 
          net decrease in cash and cash equivalents
                                                                    -21,931,000              -48,404,000                   
          net purchases of trading securities
                                                                  -109,000 -1,227,000 -6,487,000 -22,355,000 -639,000 -35,000 -2,774,000 -4,836,000 -3,465,000 -439,000 -4,889,000  -2,230,000 -1,506,000 -651,000  -823,000    -68,000               
          net cash used by investing activities
                                                                  -48,961,000 -4,773,000 -46,374,000 -39,332,000 -13,558,000       -77,512,000 -38,687,000   -4,578,000 -51,094,000 -24,841,000 -9,711,000 -2,393,000 -97,249,000 -40,478,000 -9,030,000 6,137,000 -8,659,000     -68,299,000 -1,418,000 -782,000 -5,572,000   
          net (purchases) sales of trading securities
                                                                                    -6,257,000                 
          cash paid for contingent liabilities
                                                                                                     
          tax benefit from share-based compensation
                                                        983,000          56,000 -145,000 217,000         99,000 7,284,000 447,000 746,000 932,000 1,758,000 2,092,000 2,146,000                 
          net income including noncontrolling interest in subsidiaries
                                                             51,955,000 58,193,000 43,073,000 44,407,000 38,624,000 38,521,000 42,884,000 35,054,000                                 
          net income including noncontrolling interests in subsidiaries
                                                          37,630,000 41,861,000 44,688,000          48,063,000 48,275,000 44,195,000  60,286,000                           
          tax benefit (detriment) from share-based compensation
                                                            173,000         294,000 143,000 -211,000 1,604,000                             
          net cash from investing activities
                                                           20,252,000 4,451,000            -3,305,000 -16,242,000 -5,453,000 -22,099,000 -7,773,000                         
          proceeds from sale of certain b-share-related future revenue
                                                                      2,000 31,000 1,190,000  1,363,000 1,452,000 1,107,000  1,278,000 1,849,000 1,810,000                     
          cash paid for purchased loans
                                                                     -2,835,000 -41,429,000                               
          proceeds from sale of purchased loans
                                                                                                     
          proceeds from disposal of property and equipment
                                                                     3,298,000                     18,000        
          net cash (used) provided by financing activities
                                                                  -44,301,000                                   
          tax (detriment) benefit from share-based compensation
                                                                         303,000 133,000 560,000 -1,037,000                         
          payments on debt—recourse
                                                                                                 -255,000    
          payments on debt—nonrecourse
                                                                                                 -3,273,000    
          proceeds from new borrowings – recourse
                                                                      309,500,000 97,500,000  26,500,000 28,300,000                         
          payments on debt – recourse
                                                                  -10,625,000 -10,625,000 -10,625,000  -10,625,000 -85,250,000 -22,750,000  -25,524,000 -36,324,000 -40,523,000              -59,000     -260,000 -257,000   -265,000 -225,000 
          payments on debt – nonrecourse
                                                                  -152,000 -1,568,000 -2,055,000  -2,249,000 -2,585,000 -2,549,000  -5,015,000 -5,025,000 -5,560,000  -8,991,000 -9,911,000 -11,033,000  -13,627,000 -13,672,000 -14,010,000  -14,974,000 -15,996,000 -17,102,000  -16,507,000     -19,806,000 -19,373,000   -2,773,000 -2,463,000 
          increase in income taxes payable
                                                                  -96,000 -6,270,000 7,935,000 -2,165,000 533,000 -5,804,000 6,350,000 -472,000 598,000 -22,795,000 23,676,000 -412,000 -322,000 -21,235,000 22,398,000  796,000 -21,830,000 22,670,000 -728,000 -23,000 -24,318,000 24,591,000    9,338,000   -3,725,000 3,094,000 290,000 725,000 -20,628,000 20,724,000 
          proceeds from new borrowings – nonrecourse
                                                                      10,000 261,000  299,000 319,000 243,000  281,000 406,000 397,000  379,000 220,000 3,206,000  3,969,000 5,821,000 4,992,000  5,574,000 7,362,000 8,160,000  8,693,000 11,799,000 13,383,000   3,729,000 3,298,000 
          other
                                                                                                    
          proceeds from sale of certain b-share related future revenue
                                                                                                     
          proceeds from new borrowings—recourse
                                                                                                     
          decrease in other liabilities
                                                                        -434,000                          -3,225,000   
          net cash from financing activities
                                                                        -78,993,000 -28,164,000 -64,746,000 -43,340,000 -41,758,000                         
          proceeds from disposal of business
                                                                                                    
          decrease in restricted cash equivalents
                                                                                 29,000 353,000 -174,000 145,000 234,000             
          proceeds from new borrowings—nonrecourse
                                                                                                 2,872,000    
          adjustments to reconcile net income including noncontrolling interests in subsidiaries to net cash from operating activities
                                                                                                     
          net income
                                                                            37,469,000 54,262,000 56,212,000 58,024,000 55,819,000 52,703,000 57,728,000 55,277,000 51,763,000 53,278,000 45,609,000 49,921,000 48,921,000 51,827,000 63,667,000 37,761,000 7,028,000 31,746,000 47,051,000 50,649,000 51,733,000 42,774,000 50,940,000 49,060,000 48,711,000 
          adjustments to reconcile net income attributable to federated investors, inc. to net cash from operating activities
                                                                                                     
          additions to property and equipment
                                                                            -5,740,000 -1,632,000 -2,162,000 -2,104,000 -2,230,000 -4,166,000 -1,357,000 -816,000 -1,350,000 -815,000 -907,000 -2,636,000 -382,000 -193,000 -367,000     -1,855,000 -1,388,000 -1,142,000 -3,561,000 -746,000 -839,000 
          minority interest
                                                                             1,255,000 2,455,000 2,020,000 1,386,000 1,520,000 1,469,000 1,400,000 1,376,000 1,406,000 1,359,000 1,333,000 1,501,000 2,714,000 2,564,000 2,478,000 2,449,000 2,485,000 2,477,000 2,478,000 2,511,000 2,563,000 2,547,000 2,578,000 2,518,000 
          cash paid for business acquisitions and minority interest investments
                                                                             -75,876,000 -41,321,000    -49,633,000                   
          distributions to minority interest
                                                                             -1,745,000 -3,391,000 -1,171,000 -1,342,000 -1,369,000 -1,342,000 -2,042,000 -869,000 -1,284,000 -1,298,000 -1,811,000 -1,404,000 -22,599,000 -2,438,000     -2,847,000 -2,361,000 -2,492,000 -2,473,000 -2,384,000 -2,879,000 
          contributions from minority interest
                                                                             264,000 105,000 73,000 60,000 3,742,000 906,000 587,000 1,722,000 10,000 150,000             
          loss on disposal of business and assets
                                                                                                     
          proceeds from shareholders for share-based compensation and other
                                                                                339,000 1,517,000 4,187,000 1,009,000 734,000                 
          decrease in other assets
                                                                                    403,000    -2,848,000    7,221,000    2,090,000 -1,348,000   3,219,000 
          decrease in income taxes payable
                                                                                          549,000           
          increase in other current liabilities
                                                                                     -813,000 3,872,000 1,256,000 1,322,000 -488,000 -20,627,000 3,453,000 140,000 6,118,000 -1,159,000       
          increase in other long-term liabilities
                                                                                     -248,000 240,000 57,000 -9,000 -18,000 108,000 -12,033,000 8,019,000 4,045,000 2,381,000      -919,000 
          net proceeds from disposal of business, property, equipment and other assets
                                                                                                    
          cash paid for business acquisitions and minority interest investments, net of cash acquired
                                                                                                     
          increase in other assets
                                                                                  -8,815,000    -9,069,000    4,908,000           
          net proceeds from disposal of business, equipment and other assets
                                                                                      273,000 5,897,000 494,000             
          adjustments to reconcile net income to net cash from operating activities:
                                                                                                     
          net proceeds from disposal of business
                                                                                                     
          stock-based compensation expense
                                                                                      2,759,000 2,268,000 2,685,000             
          tax benefit from stock-based compensation
                                                                                      9,425,000 762,000 891,000 19,000 1,608,000 813,000 97,000 2,310,000 15,905,000 70,000 21,212,000     
          excess tax benefits from stock-based compensation
                                                                                      -9,051,000 -755,000 -584,000             
          proceeds from shareholders for stock-based compensation and other
                                                                                         420,000 1,915,000 273,000 42,000 437,000 3,049,000 121,000 1,939,000 3,182,000   
          proceeds from shareholders for stock-based compensation
                                                                                       1,865,000 3,388,000             
          benefit from deferred income taxes
                                                                                        -2,032,000             
          proceeds from sale of certain b-share-related future revenues
                                                                                                 14,019,000 14,827,000   
          increase in restricted cash equivalents
                                                                                         1,252,000            
          net payments for trading securities
                                                                                                     
          payments on acquired customer relationship obligation
                                                                                          -64,000     -70,000 -69,000 -68,000 -59,000 -51,000 -62,000 
          proceeds from disposal of property, equipment and other assets
                                                                                           1,206,000 212,000         
          cash paid for costs of business disposal
                                                                                                     
          benefit for deferred income taxes
                                                                                                     
          net proceeds from business disposal
                                                                                             -83,000        
          purchase of treasury stock
                                                                                                  -13,620,000 -32,868,000 -73,549,000 
          purchases of trading securities
                                                                                                     
          decrease in other current liabilities
                                                                                                -2,101,000    -3,015,000 
          increase increase in other long-term liabilities
                                                                                                1,715,000     
          tax benefit from exercise of stock options
                                                                                                 3,102,000 163,000 204,000 
          net payment for trading securities
                                                                                                     
          net gain on disposal of assets
                                                                                                     
          proceeds from sale of certain future revenues
                                                                                                    16,101,000 
          proceeds from exercise of stock options and restricted stock grant
                                                                                                    554,000 
          proceeds from exercise of stock options
                                                                                                     
          amortization of intangible assets
                                                                                                     
          net realized loss on sale of securities available for sale
                                                                                                     
          decrease in accrued revenues
                                                                                                     
          decrease in other current assets
                                                                                                     
          decrease in other long-term assets
                                                                                                     
          cash paid for business acquisitions and investment in joint venture
                                                                                                     
          proceeds from sales of securities available for sale
                                                                                                     
          proceeds from issuance of common stock/options
                                                                                                     
          proceeds from new borrowings -- nonrecourse
                                                                                                     
          payments on debt -- recourse
                                                                                                     
          payments on debt -- nonrecourse