XML 76 R62.htm IDEA: XBRL DOCUMENT
v3.22.4

Loans and Allowances for Credit Losses, Credit Quality Indicators (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | $ 4,453,665 | $ 3,678,190
Financing Receivable, Originated, Year 2 | 3,294,886 | 2,680,781
Financing Receivable, Originated, Year 3 | 2,107,063 | 2,305,870
Financing Receivable, Originated, Year 4 | 1,734,561 | 1,579,560
Financing Receivable, Originated, Year 5 | 1,157,972 | 1,250,651
Financing Receivable, Originated, More Than Five Years | 2,992,242 | 3,124,953
Financing Receivable, Revolving | 6,790,248 | 5,559,595
Financing Receivable, Revolving, Converted to Term Loan | 26,513 | 26,080
Total | 22,557,150 | 20,205,680
Commercial [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 2,655,782 | 2,115,523
Financing Receivable, Originated, Year 2 | 1,562,673 | 1,284,235
Financing Receivable, Originated, Year 3 | 983,405 | 1,142,464
Financing Receivable, Originated, Year 4 | 838,006 | 995,008
Financing Receivable, Originated, Year 5 | 779,311 | 761,286
Financing Receivable, Originated, More Than Five Years | 1,657,429 | 1,725,540
Financing Receivable, Revolving | 5,718,433 | 4,479,513
Financing Receivable, Revolving, Converted to Term Loan | 3,148 | 2,896
Total | 14,198,187 | 12,506,465
Commercial [Member] | Healthcare [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 932,097 | 570,635
Financing Receivable, Originated, Year 2 | 604,886 | 589,193
Financing Receivable, Originated, Year 3 | 476,854 | 559,276
Financing Receivable, Originated, Year 4 | 450,755 | 506,083
Financing Receivable, Originated, Year 5 | 471,362 | 330,231
Financing Receivable, Originated, More Than Five Years | 659,507 | 698,828
Financing Receivable, Revolving | 249,536 | 160,668
Financing Receivable, Revolving, Converted to Term Loan | 20 | 26
Total | 3,845,017 | 3,414,940
Commercial [Member] | Energy [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 157,745 | 263,341
Financing Receivable, Originated, Year 2 | 76,951 | 73,425
Financing Receivable, Originated, Year 3 | 30,284 | 17,099
Financing Receivable, Originated, Year 4 | 13,447 | 14,362
Financing Receivable, Originated, Year 5 | 6,377 | 4,741
Financing Receivable, Originated, More Than Five Years | 5,822 | 8,195
Financing Receivable, Revolving | 3,134,164 | 2,625,721
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 3,424,790 | 3,006,884
Commercial [Member] | Services [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 822,287 | 696,626
Financing Receivable, Originated, Year 2 | 507,219 | 405,992
Financing Receivable, Originated, Year 3 | 287,523 | 295,371
Financing Receivable, Originated, Year 4 | 196,711 | 287,001
Financing Receivable, Originated, Year 5 | 157,673 | 244,397
Financing Receivable, Originated, More Than Five Years | 702,823 | 799,961
Financing Receivable, Revolving | 756,524 | 637,278
Financing Receivable, Revolving, Converted to Term Loan | 761 | 567
Total | 3,431,521 | 3,367,193
Commercial [Member] | General business [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 743,653 | 584,921
Financing Receivable, Originated, Year 2 | 373,617 | 215,625
Financing Receivable, Originated, Year 3 | 188,744 | 270,718
Financing Receivable, Originated, Year 4 | 177,093 | 187,562
Financing Receivable, Originated, Year 5 | 143,899 | 181,917
Financing Receivable, Originated, More Than Five Years | 289,277 | 218,556
Financing Receivable, Revolving | 1,578,209 | 1,055,846
Financing Receivable, Revolving, Converted to Term Loan | 2,367 | 2,303
Total | 3,496,859 | 2,717,448
Commercial real estate [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 1,188,483 | 717,400
Financing Receivable, Originated, Year 2 | 1,158,002 | 711,231
Financing Receivable, Originated, Year 3 | 552,616 | 879,359
Financing Receivable, Originated, Year 4 | 648,561 | 423,127
Financing Receivable, Originated, Year 5 | 247,625 | 294,436
Financing Receivable, Originated, More Than Five Years | 649,874 | 687,894
Financing Receivable, Revolving | 161,616 | 117,847
Financing Receivable, Revolving, Converted to Term Loan | 0 | 31
Total | 4,606,777 | 3,831,325
Paycheck Protection Program |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 0 | 237,357
Financing Receivable, Originated, Year 2 | 3,456 | 38,984
Financing Receivable, Originated, Year 3 | 10,856 | 0
Financing Receivable, Originated, Year 4 | 0 | 0
Financing Receivable, Originated, Year 5 | 0 | 0
Financing Receivable, Originated, More Than Five Years | 0 | 0
Financing Receivable, Revolving | 0 | 0
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 14,312 | 276,341
Loans to individuals [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 609,400 | 607,910
Financing Receivable, Originated, Year 2 | 570,755 | 646,331
Financing Receivable, Originated, Year 3 | 560,186 | 284,047
Financing Receivable, Originated, Year 4 | 247,994 | 161,425
Financing Receivable, Originated, Year 5 | 131,036 | 194,929
Financing Receivable, Originated, More Than Five Years | 684,939 | 711,519
Financing Receivable, Revolving | 910,199 | 962,235
Financing Receivable, Revolving, Converted to Term Loan | 23,365 | 23,153
Total | 3,737,874 | 3,591,549
Loans to individuals [Member] | Residential mortgage [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 354,529 | 387,706
Financing Receivable, Originated, Year 2 | 374,927 | 454,346
Financing Receivable, Originated, Year 3 | 395,948 | 84,540
Financing Receivable, Originated, Year 4 | 63,504 | 62,358
Financing Receivable, Originated, Year 5 | 42,571 | 68,925
Financing Receivable, Originated, More Than Five Years | 281,290 | 318,373
Financing Receivable, Revolving | 354,986 | 323,497
Financing Receivable, Revolving, Converted to Term Loan | 23,029 | 22,425
Total | 1,890,784 | 1,722,170
Loans to individuals [Member] | Residential mortgage [Member] | US Government Agency Insured Loans |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 289 | 699
Financing Receivable, Originated, Year 2 | 2,254 | 11,380
Financing Receivable, Originated, Year 3 | 9,299 | 21,909
Financing Receivable, Originated, Year 4 | 12,182 | 28,791
Financing Receivable, Originated, Year 5 | 19,563 | 33,377
Financing Receivable, Originated, More Than Five Years | 202,353 | 258,017
Financing Receivable, Revolving | 0 | 0
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 245,940 | 354,173
Loans to individuals [Member] | Personal [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 254,582 | 219,505
Financing Receivable, Originated, Year 2 | 193,574 | 180,605
Financing Receivable, Originated, Year 3 | 154,939 | 177,598
Financing Receivable, Originated, Year 4 | 172,308 | 70,276
Financing Receivable, Originated, Year 5 | 68,902 | 92,627
Financing Receivable, Originated, More Than Five Years | 201,296 | 135,129
Financing Receivable, Revolving | 555,213 | 638,738
Financing Receivable, Revolving, Converted to Term Loan | 336 | 728
Total | 1,601,150 | 1,515,206
Performing [Member] | Commercial [Member] | Healthcare [Member] | Pass [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 932,097 | 563,800
Financing Receivable, Originated, Year 2 | 604,886 | 589,193
Financing Receivable, Originated, Year 3 | 476,854 | 516,558
Financing Receivable, Originated, Year 4 | 404,204 | 498,998
Financing Receivable, Originated, Year 5 | 464,989 | 319,096
Financing Receivable, Originated, More Than Five Years | 618,163 | 688,136
Financing Receivable, Revolving | 245,898 | 160,154
Financing Receivable, Revolving, Converted to Term Loan | 20 | 26
Total | 3,747,111 | 3,335,961
Performing [Member] | Commercial [Member] | Healthcare [Member] | Special Mention [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 0 | 6,835
Financing Receivable, Originated, Year 2 | 0 | 0
Financing Receivable, Originated, Year 3 | 0 | 15,583
Financing Receivable, Originated, Year 4 | 20,071 | 0
Financing Receivable, Originated, Year 5 | 0 | 11,135
Financing Receivable, Originated, More Than Five Years | 18,859 | 0
Financing Receivable, Revolving | 4 | 5
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 38,934 | 33,558
Performing [Member] | Commercial [Member] | Healthcare [Member] | Accruing Substandard [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 0 | 0
Financing Receivable, Originated, Year 2 | 0 | 0
Financing Receivable, Originated, Year 3 | 0 | 27,135
Financing Receivable, Originated, Year 4 | 0 | 543
Financing Receivable, Originated, Year 5 | 0 | 0
Financing Receivable, Originated, More Than Five Years | 14,304 | 1,981
Financing Receivable, Revolving | 3,634 | 0
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 17,938 | 29,659
Performing [Member] | Commercial [Member] | Energy [Member] | Pass [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 157,745 | 252,133
Financing Receivable, Originated, Year 2 | 76,951 | 29,556
Financing Receivable, Originated, Year 3 | 30,284 | 15,914
Financing Receivable, Originated, Year 4 | 12,783 | 13,548
Financing Receivable, Originated, Year 5 | 5,992 | 4,741
Financing Receivable, Originated, More Than Five Years | 4,980 | 6,765
Financing Receivable, Revolving | 3,104,906 | 2,540,525
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 3,393,641 | 2,863,182
Performing [Member] | Commercial [Member] | Energy [Member] | Special Mention [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One |  | 558
Financing Receivable, Originated, Year 2 |  | 771
Financing Receivable, Originated, Year 3 |  | 0
Financing Receivable, Originated, Year 4 |  | 0
Financing Receivable, Originated, Year 5 |  | 0
Financing Receivable, Originated, More Than Five Years |  | 0
Financing Receivable, Revolving |  | 750
Financing Receivable, Revolving, Converted to Term Loan |  | 0
Total |  | 2,079
Performing [Member] | Commercial [Member] | Energy [Member] | Accruing Substandard [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 0 | 10,650
Financing Receivable, Originated, Year 2 | 0 | 22,611
Financing Receivable, Originated, Year 3 | 0 | 1,185
Financing Receivable, Originated, Year 4 | 664 | 814
Financing Receivable, Originated, Year 5 | 385 | 0
Financing Receivable, Originated, More Than Five Years | 683 | 716
Financing Receivable, Revolving | 28,018 | 74,556
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 29,750 | 110,532
Performing [Member] | Commercial [Member] | Services [Member] | Pass [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 821,785 | 696,149
Financing Receivable, Originated, Year 2 | 496,510 | 405,057
Financing Receivable, Originated, Year 3 | 286,085 | 289,375
Financing Receivable, Originated, Year 4 | 193,481 | 275,010
Financing Receivable, Originated, Year 5 | 156,736 | 225,404
Financing Receivable, Originated, More Than Five Years | 696,300 | 795,029
Financing Receivable, Revolving | 722,371 | 607,958
Financing Receivable, Revolving, Converted to Term Loan | 639 | 375
Total | 3,373,907 | 3,294,357
Performing [Member] | Commercial [Member] | Services [Member] | Special Mention [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 502 | 434
Financing Receivable, Originated, Year 2 | 5,139 | 405
Financing Receivable, Originated, Year 3 | 989 | 1,830
Financing Receivable, Originated, Year 4 | 771 | 1,047
Financing Receivable, Originated, Year 5 | 894 | 3,290
Financing Receivable, Originated, More Than Five Years | 1,345 | 47
Financing Receivable, Revolving | 8,668 | 17,210
Financing Receivable, Revolving, Converted to Term Loan | 0 | 192
Total | 18,308 | 24,455
Performing [Member] | Commercial [Member] | Services [Member] | Accruing Substandard [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 0 | 43
Financing Receivable, Originated, Year 2 | 0 | 530
Financing Receivable, Originated, Year 3 | 0 | 4,166
Financing Receivable, Originated, Year 4 | 2,459 | 10,714
Financing Receivable, Originated, Year 5 | 43 | 1,785
Financing Receivable, Originated, More Than Five Years | 2,789 | 2,366
Financing Receivable, Revolving | 17,665 | 11,607
Financing Receivable, Revolving, Converted to Term Loan | 122 | 0
Total | 23,078 | 31,211
Performing [Member] | Commercial [Member] | General business [Member] | Pass [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 725,894 | 584,438
Financing Receivable, Originated, Year 2 | 358,383 | 211,892
Financing Receivable, Originated, Year 3 | 187,418 | 264,462
Financing Receivable, Originated, Year 4 | 172,878 | 177,384
Financing Receivable, Originated, Year 5 | 139,140 | 168,977
Financing Receivable, Originated, More Than Five Years | 283,694 | 215,014
Financing Receivable, Revolving | 1,570,536 | 1,047,420
Financing Receivable, Revolving, Converted to Term Loan | 2,329 | 2,284
Total | 3,440,272 | 2,671,871
Performing [Member] | Commercial [Member] | General business [Member] | Special Mention [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 17,759 | 218
Financing Receivable, Originated, Year 2 | 13,065 | 223
Financing Receivable, Originated, Year 3 | 208 | 60
Financing Receivable, Originated, Year 4 | 71 | 1,435
Financing Receivable, Originated, Year 5 | 7 | 3,842
Financing Receivable, Originated, More Than Five Years | 2,291 | 0
Financing Receivable, Revolving | 7,094 | 5,875
Financing Receivable, Revolving, Converted to Term Loan | 26 | 0
Total | 40,521 | 11,653
Performing [Member] | Commercial [Member] | General business [Member] | Accruing Substandard [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 0 | 265
Financing Receivable, Originated, Year 2 | 2,169 | 1,066
Financing Receivable, Originated, Year 3 | 66 | 1,634
Financing Receivable, Originated, Year 4 | 4,130 | 7,697
Financing Receivable, Originated, Year 5 | 4,680 | 8,336
Financing Receivable, Originated, More Than Five Years | 3,287 | 3,024
Financing Receivable, Revolving | 94 | 1,821
Financing Receivable, Revolving, Converted to Term Loan | 4 | 0
Total | 14,430 | 23,843
Performing [Member] | Commercial real estate [Member] | Pass [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 1,188,483 | 717,400
Financing Receivable, Originated, Year 2 | 1,158,002 | 711,231
Financing Receivable, Originated, Year 3 | 552,616 | 871,283
Financing Receivable, Originated, Year 4 | 641,102 | 403,115
Financing Receivable, Originated, Year 5 | 247,625 | 279,058
Financing Receivable, Originated, More Than Five Years | 633,304 | 664,684
Financing Receivable, Revolving | 161,616 | 117,847
Financing Receivable, Revolving, Converted to Term Loan | 0 | 31
Total | 4,582,748 | 3,764,649
Performing [Member] | Commercial real estate [Member] | Special Mention [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One |  | 0
Financing Receivable, Originated, Year 2 |  | 0
Financing Receivable, Originated, Year 3 |  | 0
Financing Receivable, Originated, Year 4 |  | 6,660
Financing Receivable, Originated, Year 5 |  | 10,898
Financing Receivable, Originated, More Than Five Years |  | 9,244
Financing Receivable, Revolving |  | 0
Financing Receivable, Revolving, Converted to Term Loan |  | 0
Total |  | 26,802
Performing [Member] | Commercial real estate [Member] | Accruing Substandard [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 0 | 0
Financing Receivable, Originated, Year 2 | 0 | 0
Financing Receivable, Originated, Year 3 | 0 | 0
Financing Receivable, Originated, Year 4 | 7,459 | 13,352
Financing Receivable, Originated, Year 5 | 0 | 4,480
Financing Receivable, Originated, More Than Five Years | 0 | 7,780
Financing Receivable, Revolving | 0 | 0
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 7,459 | 25,612
Performing [Member] | Paycheck Protection Program | Pass [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 0 | 237,357
Financing Receivable, Originated, Year 2 | 3,456 | 38,984
Financing Receivable, Originated, Year 3 | 10,856 | 0
Financing Receivable, Originated, Year 4 | 0 | 0
Financing Receivable, Originated, Year 5 | 0 | 0
Financing Receivable, Originated, More Than Five Years | 0 | 0
Financing Receivable, Revolving | 0 | 0
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 14,312 | 276,341
Performing [Member] | Loans to individuals [Member] | Residential mortgage [Member] | Pass [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 354,497 | 386,092
Financing Receivable, Originated, Year 2 | 373,190 | 452,537
Financing Receivable, Originated, Year 3 | 393,002 | 84,001
Financing Receivable, Originated, Year 4 | 63,142 | 60,390
Financing Receivable, Originated, Year 5 | 40,525 | 68,150
Financing Receivable, Originated, More Than Five Years | 260,625 | 295,632
Financing Receivable, Revolving | 352,126 | 320,638
Financing Receivable, Revolving, Converted to Term Loan | 22,176 | 21,463
Total | 1,859,283 | 1,688,903
Performing [Member] | Loans to individuals [Member] | Residential mortgage [Member] | Special Mention [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 0 | 0
Financing Receivable, Originated, Year 2 | 81 | 0
Financing Receivable, Originated, Year 3 | 42 | 156
Financing Receivable, Originated, Year 4 | 0 | 0
Financing Receivable, Originated, Year 5 | 142 | 19
Financing Receivable, Originated, More Than Five Years | 388 | 411
Financing Receivable, Revolving | 527 | 282
Financing Receivable, Revolving, Converted to Term Loan | 87 | 159
Total | 1,267 | 1,027
Performing [Member] | Loans to individuals [Member] | Residential mortgage [Member] | Accruing Substandard [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 0 | 98
Financing Receivable, Originated, Year 2 | 0 | 0
Financing Receivable, Originated, Year 3 | 187 | 0
Financing Receivable, Originated, Year 4 | 0 | 0
Financing Receivable, Originated, Year 5 | 0 | 127
Financing Receivable, Originated, More Than Five Years | 138 | 41
Financing Receivable, Revolving | 117 | 400
Financing Receivable, Revolving, Converted to Term Loan | 1 | 0
Total | 443 | 666
Performing [Member] | Loans to individuals [Member] | Residential mortgage [Member] | US Government Agency Insured Loans | Pass [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 289 | 699
Financing Receivable, Originated, Year 2 | 2,254 | 11,380
Financing Receivable, Originated, Year 3 | 9,000 | 20,650
Financing Receivable, Originated, Year 4 | 10,722 | 27,970
Financing Receivable, Originated, Year 5 | 17,244 | 32,742
Financing Receivable, Originated, More Than Five Years | 191,426 | 246,871
Financing Receivable, Revolving | 0 | 0
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 230,935 | 340,312
Performing [Member] | Loans to individuals [Member] | Personal [Member] | Pass [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 254,497 | 218,960
Financing Receivable, Originated, Year 2 | 193,095 | 180,577
Financing Receivable, Originated, Year 3 | 154,887 | 177,389
Financing Receivable, Originated, Year 4 | 172,114 | 70,249
Financing Receivable, Originated, Year 5 | 68,871 | 92,592
Financing Receivable, Originated, More Than Five Years | 201,278 | 135,041
Financing Receivable, Revolving | 549,187 | 638,713
Financing Receivable, Revolving, Converted to Term Loan | 332 | 728
Total | 1,594,261 | 1,514,249
Performing [Member] | Loans to individuals [Member] | Personal [Member] | Special Mention [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 47 | 0
Financing Receivable, Originated, Year 2 | 28 | 9
Financing Receivable, Originated, Year 3 | 40 | 34
Financing Receivable, Originated, Year 4 | 12 | 3
Financing Receivable, Originated, Year 5 | 17 | 0
Financing Receivable, Originated, More Than Five Years | 0 | 47
Financing Receivable, Revolving | 6,003 | 0
Financing Receivable, Revolving, Converted to Term Loan | 4 | 0
Total | 6,151 | 93
Performing [Member] | Loans to individuals [Member] | Personal [Member] | Accruing Substandard [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 0 | 435
Financing Receivable, Originated, Year 2 | 444 | 5
Financing Receivable, Originated, Year 3 | 0 | 165
Financing Receivable, Originated, Year 4 | 160 | 0
Financing Receivable, Originated, Year 5 | 0 | 0
Financing Receivable, Originated, More Than Five Years | 0 | 1
Financing Receivable, Revolving | 0 | 0
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 604 | 606
Nonaccrual [Member] | Commercial [Member] | Healthcare [Member] | Nonaccrual |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 0 | 0
Financing Receivable, Originated, Year 2 | 0 | 0
Financing Receivable, Originated, Year 3 | 0 | 0
Financing Receivable, Originated, Year 4 | 26,480 | 6,542
Financing Receivable, Originated, Year 5 | 6,373 | 0
Financing Receivable, Originated, More Than Five Years | 8,181 | 8,711
Financing Receivable, Revolving | 0 | 509
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 41,034 | 15,762
Nonaccrual [Member] | Commercial [Member] | Energy [Member] | Nonaccrual |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 0 | 0
Financing Receivable, Originated, Year 2 | 0 | 20,487
Financing Receivable, Originated, Year 3 | 0 | 0
Financing Receivable, Originated, Year 4 | 0 | 0
Financing Receivable, Originated, Year 5 | 0 | 0
Financing Receivable, Originated, More Than Five Years | 159 | 714
Financing Receivable, Revolving | 1,240 | 9,890
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 1,399 | 31,091
Nonaccrual [Member] | Commercial [Member] | Services [Member] | Nonaccrual |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 0 | 0
Financing Receivable, Originated, Year 2 | 5,570 | 0
Financing Receivable, Originated, Year 3 | 449 | 0
Financing Receivable, Originated, Year 4 | 0 | 230
Financing Receivable, Originated, Year 5 | 0 | 13,918
Financing Receivable, Originated, More Than Five Years | 2,389 | 2,519
Financing Receivable, Revolving | 7,820 | 503
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 16,228 | 17,170
Nonaccrual [Member] | Commercial [Member] | General business [Member] | Nonaccrual |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 0 | 0
Financing Receivable, Originated, Year 2 | 0 | 2,444
Financing Receivable, Originated, Year 3 | 1,052 | 4,562
Financing Receivable, Originated, Year 4 | 14 | 1,046
Financing Receivable, Originated, Year 5 | 72 | 762
Financing Receivable, Originated, More Than Five Years | 5 | 518
Financing Receivable, Revolving | 485 | 730
Financing Receivable, Revolving, Converted to Term Loan | 8 | 19
Total | 1,636 | 10,081
Nonaccrual [Member] | Commercial real estate [Member] | Nonaccrual |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 0 | 0
Financing Receivable, Originated, Year 2 | 0 | 0
Financing Receivable, Originated, Year 3 | 0 | 8,076
Financing Receivable, Originated, Year 4 | 0 | 0
Financing Receivable, Originated, Year 5 | 0 | 0
Financing Receivable, Originated, More Than Five Years | 16,570 | 6,186
Financing Receivable, Revolving | 0 | 0
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 16,570 | 14,262
Nonaccrual [Member] | Loans to individuals [Member] | Residential mortgage [Member] | Nonaccrual |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 32 | 1,516
Financing Receivable, Originated, Year 2 | 1,656 | 1,809
Financing Receivable, Originated, Year 3 | 2,717 | 383
Financing Receivable, Originated, Year 4 | 362 | 1,968
Financing Receivable, Originated, Year 5 | 1,904 | 629
Financing Receivable, Originated, More Than Five Years | 20,139 | 22,289
Financing Receivable, Revolving | 2,216 | 2,177
Financing Receivable, Revolving, Converted to Term Loan | 765 | 803
Total | 29,791 | 31,574
Nonaccrual [Member] | Loans to individuals [Member] | Residential mortgage [Member] | US Government Agency Insured Loans | Nonaccrual |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 0 | 0
Financing Receivable, Originated, Year 2 | 0 | 0
Financing Receivable, Originated, Year 3 | 299 | 1,259
Financing Receivable, Originated, Year 4 | 1,460 | 821
Financing Receivable, Originated, Year 5 | 2,319 | 635
Financing Receivable, Originated, More Than Five Years | 10,927 | 11,146
Financing Receivable, Revolving | 0 | 0
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 15,005 | 13,861
Nonaccrual [Member] | Loans to individuals [Member] | Personal [Member] | Nonaccrual |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 38 | 110
Financing Receivable, Originated, Year 2 | 7 | 14
Financing Receivable, Originated, Year 3 | 12 | 10
Financing Receivable, Originated, Year 4 | 22 | 24
Financing Receivable, Originated, Year 5 | 14 | 35
Financing Receivable, Originated, More Than Five Years | 18 | 40
Financing Receivable, Revolving | 23 | 25
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | $ 134 | $ 258

X
- Definition Financing Receivable, Credit Quality Indicator Line Items + References No definition available. + Details
Name: | bokf_FinancingReceivableCreditQualityIndicatorLineItemsAbstract
Namespace Prefix: | bokf_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amortized cost of financing receivable originated more than five years prior to current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 79 -URI https://asc.fasb.org/extlink&oid=124267575&loc=SL82922352-210448 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919232-210447 + Details
Name: | us-gaap_FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortized cost of financing receivable originated four years prior to current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 79 -URI https://asc.fasb.org/extlink&oid=124267575&loc=SL82922352-210448 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919232-210447 + Details
Name: | us-gaap_FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortized cost of financing receivable originated in current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 79 -URI https://asc.fasb.org/extlink&oid=124267575&loc=SL82922352-210448 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919232-210447 + Details
Name: | us-gaap_FinancingReceivableOriginatedInCurrentFiscalYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortized cost of financing receivable originated in fiscal year prior to current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919232-210447 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 79 -URI https://asc.fasb.org/extlink&oid=124267575&loc=SL82922352-210448 + Details
Name: | us-gaap_FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortized cost of financing receivable originated three years prior to current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 79 -URI https://asc.fasb.org/extlink&oid=124267575&loc=SL82922352-210448 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919232-210447 + Details
Name: | us-gaap_FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortized cost of financing receivable originated two years prior to current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 79 -URI https://asc.fasb.org/extlink&oid=124267575&loc=SL82922352-210448 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919232-210447 + Details
Name: | us-gaap_FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortized cost of financing receivable that can be withdrawn, repaid, and redrawn. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919232-210447 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 79 -URI https://asc.fasb.org/extlink&oid=124267575&loc=SL82922352-210448 + Details
Name: | us-gaap_FinancingReceivableRevolving
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortized cost of revolving financing receivable converted to term loan. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 79 -URI https://asc.fasb.org/extlink&oid=124267575&loc=SL82922352-210448 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 6A -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL120270059-210447 + Details
Name: | us-gaap_FinancingReceivableRevolvingConvertedToTermLoan
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortized cost, before allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7A -URI https://asc.fasb.org/extlink&oid=123577603&loc=SL6953401-111524 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 79 -URI https://asc.fasb.org/extlink&oid=124267575&loc=SL82922352-210448 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(3)(b)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 14 -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919253-210447 Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919230-210447 Reference 7: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 80 -URI https://asc.fasb.org/extlink&oid=124267575&loc=SL82922355-210448 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph (a) -Subparagraph (1) Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph (a) -Subparagraph (2) Reference 10: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1404 -Paragraph (a) + Details
Name: | us-gaap_NotesReceivableGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_HealthCareMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=bokf_EnergyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=bokf_ServicesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=bokf_GeneralBusinessClassMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialRealEstatePortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=bokf_PaycheckProtectionProgramMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=bokf_LoanstoindividualsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ResidentialMortgageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LoansInsuredOrGuaranteedByGovernmentAuthoritiesAxis=us-gaap_UsGovernmentAgencyInsuredLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ConsumerPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentPerformanceStatusAxis=us-gaap_PerformingFinancingReceivableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_PassMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_SpecialMentionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_SubstandardMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentPerformanceStatusAxis=us-gaap_NonperformingFinancingReceivableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=bokf_NonaccruingSubstandardAndDoubtfulMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |