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Loans and Allowances for Credit Losses, Credit Quality Indicators (Details) - USD ($) $ in Thousands | Jun. 30, 2021 | Dec. 31, 2020
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Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | $ 2,224,066 | $ 4,855,463
Financing Receivable, Originated, Year Two | 3,503,942 | 3,161,473
Financing Receivable, Originated, Year Three | 2,904,730 | 2,651,833
Financing Receivable, Originated, Year Four | 2,016,154 | 1,788,880
Financing Receivable, Originated, Year Five | 1,499,030 | 1,356,476
Financing Receivable, Originated, More Than Five Years | 3,811,822 | 3,054,469
Financing Receivable, Revolving | 5,427,353 | 6,108,767
Financing Receivable, Revolving, Converted to Term Loan | 29,352 | 30,159
Total | 21,416,449 | 23,007,520
Commercial [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 1,022,864 | 1,657,760
Financing Receivable, Originated, Year Two | 1,516,269 | 1,557,142
Financing Receivable, Originated, Year Three | 1,399,042 | 1,461,282
Financing Receivable, Originated, Year Four | 1,227,183 | 1,013,619
Financing Receivable, Originated, Year Five | 890,630 | 747,318
Financing Receivable, Originated, More Than Five Years | 2,022,677 | 1,603,533
Financing Receivable, Revolving | 4,391,474 | 5,033,683
Financing Receivable, Revolving, Converted to Term Loan | 2,768 | 3,198
Total | 12,472,907 | 13,077,535
Commercial [Member] | Energy [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 72,827 | 157,690
Financing Receivable, Originated, Year Two | 102,792 | 55,833
Financing Receivable, Originated, Year Three | 41,317 | 90,799
Financing Receivable, Originated, Year Four | 73,992 | 7,178
Financing Receivable, Originated, Year Five | 5,221 | 13,815
Financing Receivable, Originated, More Than Five Years | 31,029 | 29,020
Financing Receivable, Revolving | 2,684,153 | 3,114,859
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 3,011,331 | 3,469,194
Commercial [Member] | Healthcare [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 296,227 | 536,745
Financing Receivable, Originated, Year Two | 569,385 | 642,739
Financing Receivable, Originated, Year Three | 641,041 | 639,676
Financing Receivable, Originated, Year Four | 576,635 | 423,763
Financing Receivable, Originated, Year Five | 380,741 | 234,531
Financing Receivable, Originated, More Than Five Years | 767,590 | 680,890
Financing Receivable, Revolving | 149,642 | 147,646
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 3,381,261 | 3,305,990
Commercial [Member] | Services [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 334,488 | 540,265
Financing Receivable, Originated, Year Two | 526,901 | 452,269
Financing Receivable, Originated, Year Three | 376,483 | 399,264
Financing Receivable, Originated, Year Four | 339,879 | 326,282
Financing Receivable, Originated, Year Five | 293,489 | 381,902
Financing Receivable, Originated, More Than Five Years | 947,747 | 700,028
Financing Receivable, Revolving | 570,219 | 707,891
Financing Receivable, Revolving, Converted to Term Loan | 550 | 682
Total | 3,389,756 | 3,508,583
Commercial [Member] | General business [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 319,322 | 423,060
Financing Receivable, Originated, Year Two | 317,191 | 406,301
Financing Receivable, Originated, Year Three | 340,201 | 331,543
Financing Receivable, Originated, Year Four | 236,677 | 256,396
Financing Receivable, Originated, Year Five | 211,179 | 117,070
Financing Receivable, Originated, More Than Five Years | 276,311 | 193,595
Financing Receivable, Revolving | 987,460 | 1,063,287
Financing Receivable, Revolving, Converted to Term Loan | 2,218 | 2,516
Total | 2,690,559 | 2,793,768
Commercial real estate [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 193,724 | 725,577
Financing Receivable, Originated, Year Two | 796,606 | 1,219,638
Financing Receivable, Originated, Year Three | 1,177,933 | 954,485
Financing Receivable, Originated, Year Four | 593,300 | 506,146
Financing Receivable, Originated, Year Five | 381,019 | 325,092
Financing Receivable, Originated, More Than Five Years | 952,929 | 744,404
Financing Receivable, Revolving | 151,445 | 223,158
Financing Receivable, Revolving, Converted to Term Loan | 36 | 38
Total | 4,246,992 | 4,698,538
Paycheck Protection Program [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 660,775 | 1,682,310
Financing Receivable, Originated, Year Two | 460,808 | 0
Financing Receivable, Originated, Year Three | 0 | 0
Financing Receivable, Originated, Year Four | 0 | 0
Financing Receivable, Originated, Year Five | 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 | 1,121,583 | 1,682,310
Loans to individuals [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 346,703 | 789,816
Financing Receivable, Originated, Year Two | 730,259 | 384,693
Financing Receivable, Originated, Year Three | 327,755 | 236,066
Financing Receivable, Originated, Year Four | 195,671 | 269,115
Financing Receivable, Originated, Year Five | 227,381 | 284,066
Financing Receivable, Originated, More Than Five Years | 836,216 | 706,532
Financing Receivable, Revolving | 884,434 | 851,926
Financing Receivable, Revolving, Converted to Term Loan | 26,548 | 26,923
Total | 3,574,967 | 3,549,137
Loans to individuals [Member] | Residential mortgage [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 232,063 | 565,006
Financing Receivable, Originated, Year Two | 517,388 | 149,947
Financing Receivable, Originated, Year Three | 106,856 | 124,678
Financing Receivable, Originated, Year Four | 87,402 | 125,714
Financing Receivable, Originated, Year Five | 85,528 | 160,870
Financing Receivable, Originated, More Than Five Years | 396,299 | 371,059
Financing Receivable, Revolving | 321,545 | 340,316
Financing Receivable, Revolving, Converted to Term Loan | 25,546 | 25,413
Total | 1,772,627 | 1,863,003
Loans to individuals [Member] | Residential mortgage [Member] | US Government Agency Insured Loans [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 349 | 4,859
Financing Receivable, Originated, Year Two | 9,236 | 33,880
Financing Receivable, Originated, Year Three | 29,970 | 35,009
Financing Receivable, Originated, Year Four | 36,336 | 43,099
Financing Receivable, Originated, Year Five | 42,848 | 58,573
Financing Receivable, Originated, More Than Five Years | 295,067 | 233,267
Financing Receivable, Revolving | 0 | 0
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 413,806 | 408,687
Loans to individuals [Member] | Personal [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 114,291 | 219,951
Financing Receivable, Originated, Year Two | 203,635 | 200,866
Financing Receivable, Originated, Year Three | 190,929 | 76,379
Financing Receivable, Originated, Year Four | 71,933 | 100,302
Financing Receivable, Originated, Year Five | 99,005 | 64,623
Financing Receivable, Originated, More Than Five Years | 144,850 | 102,206
Financing Receivable, Revolving | 562,889 | 511,610
Financing Receivable, Revolving, Converted to Term Loan | 1,002 | 1,510
Total | 1,388,534 | 1,277,447
Performing [Member] | Commercial [Member] | Energy [Member] | Pass [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 72,827 | 112,614
Financing Receivable, Originated, Year Two | 57,881 | 51,863
Financing Receivable, Originated, Year Three | 37,638 | 89,346
Financing Receivable, Originated, Year Four | 72,773 | 7,178
Financing Receivable, Originated, Year Five | 5,221 | 1,148
Financing Receivable, Originated, More Than Five Years | 8,948 | 7,956
Financing Receivable, Revolving | 2,431,488 | 2,548,663
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 2,686,776 | 2,818,768
Performing [Member] | Commercial [Member] | Energy [Member] | Special Mention [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 0 | 0
Financing Receivable, Originated, Year Two | 0 | 0
Financing Receivable, Originated, Year Three | 0 | 0
Financing Receivable, Originated, Year Four | 0 | 0
Financing Receivable, Originated, Year Five | 0 | 0
Financing Receivable, Originated, More Than Five Years | 0 | 0
Financing Receivable, Revolving | 21,947 | 202,590
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 21,947 | 202,590
Performing [Member] | Commercial [Member] | Energy [Member] | Accruing Substandard [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 0 | 24,000
Financing Receivable, Originated, Year Two | 24,000 | 1,363
Financing Receivable, Originated, Year Three | 1,275 | 1,453
Financing Receivable, Originated, Year Four | 1,219 | 0
Financing Receivable, Originated, Year Five | 0 | 12,667
Financing Receivable, Originated, More Than Five Years | 10,843 | 0
Financing Receivable, Revolving | 194,930 | 283,294
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 232,267 | 322,777
Performing [Member] | Commercial [Member] | Healthcare [Member] | Pass [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 296,227 | 536,745
Financing Receivable, Originated, Year Two | 569,385 | 615,221
Financing Receivable, Originated, Year Three | 613,579 | 638,302
Financing Receivable, Originated, Year Four | 569,118 | 422,834
Financing Receivable, Originated, Year Five | 380,741 | 234,399
Financing Receivable, Originated, More Than Five Years | 756,261 | 658,286
Financing Receivable, Revolving | 149,129 | 147,132
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 3,334,440 | 3,252,919
Performing [Member] | Commercial [Member] | Healthcare [Member] | Special Mention [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 0 | 0
Financing Receivable, Originated, Year Two | 0 | 27,500
Financing Receivable, Originated, Year Three | 0 | 0
Financing Receivable, Originated, Year Four | 6,646 | 0
Financing Receivable, Originated, Year Five | 0 | 0
Financing Receivable, Originated, More Than Five Years | 346 | 8,282
Financing Receivable, Revolving | 4 | 5
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 6,996 | 35,787
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 Two | 0 | 0
Financing Receivable, Originated, Year Three | 27,444 | 1,191
Financing Receivable, Originated, Year Four | 871 | 929
Financing Receivable, Originated, Year Five | 0 | 132
Financing Receivable, Originated, More Than Five Years | 10,983 | 11,387
Financing Receivable, Revolving | 0 | 0
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 39,298 | 13,639
Performing [Member] | Commercial [Member] | Services [Member] | Pass [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 334,227 | 534,853
Financing Receivable, Originated, Year Two | 521,732 | 436,384
Financing Receivable, Originated, Year Three | 363,415 | 372,867
Financing Receivable, Originated, Year Four | 322,526 | 307,374
Financing Receivable, Originated, Year Five | 271,369 | 373,785
Financing Receivable, Originated, More Than Five Years | 921,002 | 683,936
Financing Receivable, Revolving | 537,942 | 665,491
Financing Receivable, Revolving, Converted to Term Loan | 550 | 682
Total | 3,272,763 | 3,375,372
Performing [Member] | Commercial [Member] | Services [Member] | Special Mention [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 222 | 150
Financing Receivable, Originated, Year Two | 126 | 9,057
Financing Receivable, Originated, Year Three | 1,752 | 389
Financing Receivable, Originated, Year Four | 90 | 291
Financing Receivable, Originated, Year Five | 3,279 | 2,038
Financing Receivable, Originated, More Than Five Years | 11,247 | 2,000
Financing Receivable, Revolving | 1,370 | 3,063
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 18,086 | 16,988
Performing [Member] | Commercial [Member] | Services [Member] | Accruing Substandard [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 39 | 429
Financing Receivable, Originated, Year Two | 412 | 6,380
Financing Receivable, Originated, Year Three | 10,869 | 26,008
Financing Receivable, Originated, Year Four | 16,505 | 6,027
Financing Receivable, Originated, Year Five | 1,891 | 5,030
Financing Receivable, Originated, More Than Five Years | 9,053 | 7,954
Financing Receivable, Revolving | 30,225 | 38,797
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 68,994 | 90,625
Performing [Member] | Commercial [Member] | General business [Member] | Pass [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 318,504 | 419,756
Financing Receivable, Originated, Year Two | 313,185 | 394,985
Financing Receivable, Originated, Year Three | 332,890 | 310,273
Financing Receivable, Originated, Year Four | 221,590 | 236,222
Financing Receivable, Originated, Year Five | 197,124 | 103,987
Financing Receivable, Originated, More Than Five Years | 267,409 | 186,600
Financing Receivable, Revolving | 975,933 | 1,055,878
Financing Receivable, Revolving, Converted to Term Loan | 2,081 | 2,316
Total | 2,628,716 | 2,710,017
Performing [Member] | Commercial [Member] | General business [Member] | Special Mention [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 818 | 197
Financing Receivable, Originated, Year Two | 259 | 4,519
Financing Receivable, Originated, Year Three | 2,719 | 9,713
Financing Receivable, Originated, Year Four | 134 | 7,803
Financing Receivable, Originated, Year Five | 4,010 | 2,511
Financing Receivable, Originated, More Than Five Years | 1,026 | 3,159
Financing Receivable, Revolving | 7,275 | 2,483
Financing Receivable, Revolving, Converted to Term Loan | 0 | 19
Total | 16,241 | 30,404
Performing [Member] | Commercial [Member] | General business [Member] | Accruing Substandard [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 0 | 1,432
Financing Receivable, Originated, Year Two | 2,088 | 3,069
Financing Receivable, Originated, Year Three | 2,802 | 6,694
Financing Receivable, Originated, Year Four | 9,119 | 10,935
Financing Receivable, Originated, Year Five | 8,628 | 10,042
Financing Receivable, Originated, More Than Five Years | 7,329 | 3,729
Financing Receivable, Revolving | 3,705 | 4,449
Financing Receivable, Revolving, Converted to Term Loan | 108 | 140
Total | 33,779 | 40,490
Performing [Member] | Commercial real estate [Member] | Pass [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 193,724 | 725,577
Financing Receivable, Originated, Year Two | 796,606 | 1,211,338
Financing Receivable, Originated, Year Three | 1,169,633 | 954,226
Financing Receivable, Originated, Year Four | 590,116 | 489,193
Financing Receivable, Originated, Year Five | 362,500 | 314,899
Financing Receivable, Originated, More Than Five Years | 923,860 | 722,475
Financing Receivable, Revolving | 151,418 | 223,131
Financing Receivable, Revolving, Converted to Term Loan | 36 | 38
Total | 4,187,893 | 4,640,877
Performing [Member] | Commercial real estate [Member] | Special Mention [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 0 | 0
Financing Receivable, Originated, Year Two | 0 | 0
Financing Receivable, Originated, Year Three | 0 | 259
Financing Receivable, Originated, Year Four | 3,184 | 12,311
Financing Receivable, Originated, Year Five | 14,052 | 2,725
Financing Receivable, Originated, More Than Five Years | 6,830 | 5,831
Financing Receivable, Revolving | 0 | 0
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 24,066 | 21,126
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 Two | 0 | 0
Financing Receivable, Originated, Year Three | 0 | 0
Financing Receivable, Originated, Year Four | 0 | 4,410
Financing Receivable, Originated, Year Five | 4,467 | 0
Financing Receivable, Originated, More Than Five Years | 4,416 | 4,852
Financing Receivable, Revolving | 27 | 27
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 8,910 | 9,289
Performing [Member] | Paycheck Protection Program [Member] | Pass [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 660,775 | 1,682,310
Financing Receivable, Originated, Year Two | 460,808 | 0
Financing Receivable, Originated, Year Three | 0 | 0
Financing Receivable, Originated, Year Four | 0 | 0
Financing Receivable, Originated, Year Five | 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 | 1,121,583 | 1,682,310
Performing [Member] | Loans to individuals [Member] | Residential mortgage [Member] | Pass [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 231,814 | 564,325
Financing Receivable, Originated, Year Two | 516,761 | 149,832
Financing Receivable, Originated, Year Three | 106,498 | 120,875
Financing Receivable, Originated, Year Four | 86,327 | 124,930
Financing Receivable, Originated, Year Five | 84,853 | 158,801
Financing Receivable, Originated, More Than Five Years | 370,185 | 348,292
Financing Receivable, Revolving | 318,569 | 335,259
Financing Receivable, Revolving, Converted to Term Loan | 24,610 | 24,553
Total | 1,739,617 | 1,826,867
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 | 249 | 33
Financing Receivable, Originated, Year Two | 0 | 11
Financing Receivable, Originated, Year Three | 0 | 2,094
Financing Receivable, Originated, Year Four | 26 | 0
Financing Receivable, Originated, Year Five | 0 | 59
Financing Receivable, Originated, More Than Five Years | 239 | 318
Financing Receivable, Revolving | 218 | 950
Financing Receivable, Revolving, Converted to Term Loan | 10 | 10
Total | 742 | 3,475
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 | 0
Financing Receivable, Originated, Year Two | 0 | 0
Financing Receivable, Originated, Year Three | 117 | 51
Financing Receivable, Originated, Year Four | 0 | 0
Financing Receivable, Originated, Year Five | 0 | 0
Financing Receivable, Originated, More Than Five Years | 121 | 34
Financing Receivable, Revolving | 545 | 272
Financing Receivable, Revolving, Converted to Term Loan | 12 | 76
Total | 795 | 433
Performing [Member] | Loans to individuals [Member] | Residential mortgage [Member] | US Government Agency Insured Loans [Member] | Pass [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 349 | 4,859
Financing Receivable, Originated, Year Two | 9,236 | 33,880
Financing Receivable, Originated, Year Three | 29,888 | 34,464
Financing Receivable, Originated, Year Four | 35,932 | 43,099
Financing Receivable, Originated, Year Five | 42,705 | 58,264
Financing Receivable, Originated, More Than Five Years | 286,489 | 226,380
Financing Receivable, Revolving | 0 | 0
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 404,599 | 400,946
Performing [Member] | Loans to individuals [Member] | Personal [Member] | Pass [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 114,228 | 219,873
Financing Receivable, Originated, Year Two | 203,538 | 200,580
Financing Receivable, Originated, Year Three | 190,723 | 76,246
Financing Receivable, Originated, Year Four | 71,862 | 100,229
Financing Receivable, Originated, Year Five | 98,950 | 64,104
Financing Receivable, Originated, More Than Five Years | 144,502 | 102,126
Financing Receivable, Revolving | 562,863 | 510,571
Financing Receivable, Revolving, Converted to Term Loan | 1,002 | 1,510
Total | 1,387,668 | 1,275,239
Performing [Member] | Loans to individuals [Member] | Personal [Member] | Special Mention [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 63 | 39
Financing Receivable, Originated, Year Two | 96 | 55
Financing Receivable, Originated, Year Three | 0 | 66
Financing Receivable, Originated, Year Four | 9 | 0
Financing Receivable, Originated, Year Five | 2 | 469
Financing Receivable, Originated, More Than Five Years | 45 | 31
Financing Receivable, Revolving | 0 | 965
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 215 | 1,625
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 | 11
Financing Receivable, Originated, Year Two | 0 | 214
Financing Receivable, Originated, Year Three | 175 | 10
Financing Receivable, Originated, Year Four | 20 | 0
Financing Receivable, Originated, Year Five | 0 | 0
Financing Receivable, Originated, More Than Five Years | 227 | 0
Financing Receivable, Revolving | 0 | 29
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 422 | 264
Nonperforming Financial Instruments [Member] | Commercial [Member] | Energy [Member] | Nonaccrual [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 0 | 21,076
Financing Receivable, Originated, Year Two | 20,911 | 2,607
Financing Receivable, Originated, Year Three | 2,404 | 0
Financing Receivable, Originated, Year Four | 0 | 0
Financing Receivable, Originated, Year Five | 0 | 0
Financing Receivable, Originated, More Than Five Years | 11,238 | 21,064
Financing Receivable, Revolving | 35,788 | 80,312
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 70,341 | 125,059
Nonperforming Financial Instruments [Member] | Commercial [Member] | Healthcare [Member] | Nonaccrual [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 0 | 0
Financing Receivable, Originated, Year Two | 0 | 18
Financing Receivable, Originated, Year Three | 18 | 183
Financing Receivable, Originated, Year Four | 0 | 0
Financing Receivable, Originated, Year Five | 0 | 0
Financing Receivable, Originated, More Than Five Years | 0 | 2,935
Financing Receivable, Revolving | 509 | 509
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 527 | 3,645
Nonperforming Financial Instruments [Member] | Commercial [Member] | Services [Member] | Nonaccrual [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 0 | 4,833
Financing Receivable, Originated, Year Two | 4,631 | 448
Financing Receivable, Originated, Year Three | 447 | 0
Financing Receivable, Originated, Year Four | 758 | 12,590
Financing Receivable, Originated, Year Five | 16,950 | 1,049
Financing Receivable, Originated, More Than Five Years | 6,445 | 6,138
Financing Receivable, Revolving | 682 | 540
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 29,913 | 25,598
Nonperforming Financial Instruments [Member] | Commercial [Member] | General business [Member] | Nonaccrual [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 0 | 1,675
Financing Receivable, Originated, Year Two | 1,659 | 3,728
Financing Receivable, Originated, Year Three | 1,790 | 4,863
Financing Receivable, Originated, Year Four | 5,834 | 1,436
Financing Receivable, Originated, Year Five | 1,417 | 530
Financing Receivable, Originated, More Than Five Years | 547 | 107
Financing Receivable, Revolving | 547 | 477
Financing Receivable, Revolving, Converted to Term Loan | 29 | 41
Total | 11,823 | 12,857
Nonperforming Financial Instruments [Member] | Commercial real estate [Member] | Nonaccrual [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 0 | 0
Financing Receivable, Originated, Year Two | 0 | 8,300
Financing Receivable, Originated, Year Three | 8,300 | 0
Financing Receivable, Originated, Year Four | 0 | 232
Financing Receivable, Originated, Year Five | 0 | 7,468
Financing Receivable, Originated, More Than Five Years | 17,823 | 11,246
Financing Receivable, Revolving | 0 | 0
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 26,123 | 27,246
Nonperforming Financial Instruments [Member] | Loans to individuals [Member] | Residential mortgage [Member] | Nonaccrual [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 0 | 648
Financing Receivable, Originated, Year Two | 627 | 104
Financing Receivable, Originated, Year Three | 241 | 1,658
Financing Receivable, Originated, Year Four | 1,049 | 784
Financing Receivable, Originated, Year Five | 675 | 2,010
Financing Receivable, Originated, More Than Five Years | 25,754 | 22,415
Financing Receivable, Revolving | 2,213 | 3,835
Financing Receivable, Revolving, Converted to Term Loan | 914 | 774
Total | 31,473 | 32,228
Nonperforming Financial Instruments [Member] | Loans to individuals [Member] | Residential mortgage [Member] | US Government Agency Insured Loans [Member] | Nonaccrual [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 0 | 0
Financing Receivable, Originated, Year Two | 0 | 0
Financing Receivable, Originated, Year Three | 82 | 545
Financing Receivable, Originated, Year Four | 404 | 0
Financing Receivable, Originated, Year Five | 143 | 309
Financing Receivable, Originated, More Than Five Years | 8,578 | 6,887
Financing Receivable, Revolving | 0 | 0
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | 9,207 | 7,741
Nonperforming Financial Instruments [Member] | Loans to individuals [Member] | Personal [Member] | Nonaccrual [Member] |  |
Financing Receivable, Credit Quality Indicator Line Items [Abstract] |  |
Financing Receivable, Originated, Year One | 0 | 28
Financing Receivable, Originated, Year Two | 1 | 17
Financing Receivable, Originated, Year Three | 31 | 57
Financing Receivable, Originated, Year Four | 42 | 73
Financing Receivable, Originated, Year Five | 53 | 50
Financing Receivable, Originated, More Than Five Years | 76 | 49
Financing Receivable, Revolving | 26 | 45
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Total | $ 229 | $ 319

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