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Consolidated Statements of Earnings (Unaudited) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023
Interest revenue [Abstract] |  |  |  |
Loans | $ 447,114 | $ 399,182 | $ 885,791 | $ 767,052
Residential mortgage loans held for sale | 1,348 | 1,092 | 2,271 | 2,071
Trading securities | 74,801 | 47,821 | 143,038 | 81,830
Investment securities | 7,564 | 8,586 | 15,393 | 17,514
Available for sale securities | 123,828 | 94,589 | 237,316 | 183,325
Fair value option securities | 194 | 3,116 | 389 | 7,009
Restricted equity securities | 9,192 | 6,429 | 18,050 | 12,237
Interest-bearing cash and cash equivalents | 7,776 | 9,552 | 14,781 | 16,058
Total interest revenue | 671,817 | 570,367 | 1,317,029 | 1,087,096
Interest expense [Abstract] |  |  |  |
Deposits | 254,753 | 136,666 | 496,877 | 231,940
Borrowed funds | 118,737 | 109,221 | 225,941 | 176,259
Subordinated debentures | 2,306 | 2,219 | 4,618 | 4,288
Total interest expense | 375,796 | 248,106 | 727,436 | 412,487
Net interest income | 296,021 | 322,261 | 589,593 | 674,609
Provision for credit losses | 8,000 | 17,000 | 16,000 | 33,000
Net interest income after provision for credit losses | 288,021 | 305,261 | 573,593 | 641,609
Total fees and commissions | 200,027 | 200,497 | 400,591 | 386,476
Other gains, net | 57,375 | 12,618 | 61,644 | 14,869
Loss on derivatives, net | (1,091) | (8,159) | (9,724) | (9,503)
Loss on fair value option securities, net | (94) | (2,158) | (399) | (5,120)
Change in fair value of mortgage servicing rights | 3,453 | 9,261 | 14,430 | 3,202
Gain (loss) on available for sale securities, net | 34 | (3,010) | (45,137) | (3,010)
Total other operating revenue | 259,704 | 209,049 | 421,405 | 386,914
Noninterest Expense [Abstract] |  |  |  |
Personnel | 191,090 | 190,652 | 393,743 | 372,797
Business promotion | 8,250 | 7,640 | 16,228 | 16,209
Charitable contributions to BOKF Foundation | 13,610 | 1,142 | 13,610 | 1,142
Professional fees and services | 13,331 | 12,777 | 25,341 | 25,825
Net occupancy and equipment | 30,245 | 30,105 | 60,538 | 58,564
FDIC and other insurance | 7,317 | 6,974 | 16,057 | 14,289
FDIC special assessment | 1,190 | 0 | 7,644 | 0
Data processing and communications | 46,131 | 45,307 | 91,695 | 90,109
Printing, postage and supplies | 3,789 | 3,728 | 7,786 | 7,621
Amortization of intangible assets | 2,898 | 3,474 | 5,901 | 6,865
Mortgage banking costs | 8,532 | 8,300 | 14,887 | 14,082
Other expense | 10,307 | 8,574 | 23,644 | 16,982
Total other operating expense | 336,690 | 318,673 | 677,074 | 624,485
Net income before taxes | 211,035 | 195,637 | 317,924 | 404,038
Federal and state income taxes | 47,303 | 44,001 | 70,498 | 89,906
Net income | 163,732 | 151,636 | 247,426 | 314,132
Net income attributable to non-controlling interests | 19 | 328 | 10 | 456
Net income attributable to BOK Financial Corporation shareholders | $ 163,713 | $ 151,308 | $ 247,416 | $ 313,676
Earnings Per Share [Abstract] |  |  |  |
Basic | $ 2.54 | $ 2.27 | $ 3.83 | $ 4.70
Diluted | $ 2.54 | $ 2.27 | $ 3.83 | $ 4.70
Average shares used in computation: [Abstract] |  |  |  |
Basic | 63,714,204 | 65,994,132 | 64,002,154 | 66,162,048
Diluted | 63,714,204 | 65,994,132 | 64,002,154 | 66,162,048
Dividends declared per share | $ 0.55 | $ 0.54 | $ 1.10 | $ 1.08
Brokerage and trading revenue [Member] |  |  |  |
Total fees and commissions | $ 53,017 | $ 65,006 | $ 112,196 | $ 117,402
Transaction card revenue [Member] |  |  |  |
Total fees and commissions | 27,246 | 26,003 | 52,739 | 51,624
Fiduciary and asset management revenue [Member] |  |  |  |
Total fees and commissions | 57,576 | 52,997 | 112,881 | 103,654
Deposit service charges and fees [Member] |  |  |  |
Total fees and commissions | 29,572 | 27,100 | 58,257 | 53,068
Mortgage banking revenue [Member] |  |  |  |
Total fees and commissions | 18,628 | 15,141 | 37,595 | 29,508
Other revenue [Member] |  |  |  |
Total fees and commissions | $ 13,988 | $ 14,250 | $ 26,923 | $ 31,220

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