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Loans - Summary of Term Loans by Origination Year (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023 | Dec. 31, 2023
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Total |  | $ 11,000,007 |  | $ 10,884,118
Residential |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Weighted Average Term Extension (in months) | 5 months | 12 months | 5 months |
Commercial and industrial |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
45657 |  | $ 842,799 |  | 1,633,085
45291 |  | 1,315,498 |  | 1,078,613
44926 |  | 767,715 |  | 355,722
44561 |  | 252,844 |  | 196,328
44196 |  | 145,541 |  | 124,217
Prior |  | 105,390 |  | 71,810
Revolving Loans Converted to Term Loans |  | 19,215 |  | 12,943
Revolving Loans |  | 1,143,742 |  | 1,173,653
Total |  | 4,592,744 |  | 4,646,371
Commercial and industrial | Pass (1-6) |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
45657 |  | 806,687 |  | 1,567,738
45291 |  | 1,263,986 |  | 1,052,462
44926 |  | 732,677 |  | 345,292
44561 |  | 248,485 |  | 194,972
44196 |  | 145,095 |  | 123,425
Prior |  | 104,330 |  | 71,205
Revolving Loans Converted to Term Loans |  | 14,802 |  | 12,163
Revolving Loans |  | 1,037,021 |  | 1,108,233
Total |  | 4,353,083 |  | 4,475,490
Commercial and industrial | Special Mention (7) |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
45657 |  | 15,953 |  | 52,523
45291 |  | 47,110 |  | 6,845
44926 |  | 24,119 |  | 8,597
44561 |  | 2,483 |  | 544
44196 |  | 334 |  | 453
Prior |  | 767 |  | 242
Revolving Loans Converted to Term Loans |  | 366 |  | 272
Revolving Loans |  | 66,698 |  | 19,590
Total |  | 157,830 |  | 89,066
Commercial and industrial | Classified (8-9) |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
45657 |  | 20,159 |  | 12,824
45291 |  | 4,402 |  | 19,306
44926 |  | 10,919 |  | 1,833
44561 |  | 1,876 |  | 812
44196 |  | 112 |  | 339
Prior |  | 293 |  | 363
Revolving Loans Converted to Term Loans |  | 4,047 |  | 508
Revolving Loans |  | 40,023 |  | 45,830
Total |  | 81,831 |  | 81,815
Commercial real estate-investor owned |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
45657 |  | 205,130 |  | 508,168
45291 |  | 472,164 |  | 567,982
44926 |  | 521,334 |  | 544,868
44561 |  | 522,005 |  | 340,670
44196 |  | 312,232 |  | 168,338
Prior |  | 361,083 |  | 247,359
Revolving Loans Converted to Term Loans |  | 6,476 |  | 5,270
Revolving Loans |  | 50,287 |  | 51,413
Total |  | 2,450,711 |  | 2,434,068
Commercial real estate-investor owned | Pass (1-6) |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
45657 |  | 204,356 |  | 495,131
45291 |  | 467,322 |  | 544,223
44926 |  | 508,800 |  | 492,974
44561 |  | 469,794 |  | 323,175
44196 |  | 292,377 |  | 165,343
Prior |  | 348,941 |  | 236,914
Revolving Loans Converted to Term Loans |  | 6,476 |  | 5,222
Revolving Loans |  | 48,289 |  | 51,413
Total |  | 2,346,355 |  | 2,314,395
Commercial real estate-investor owned | Special Mention (7) |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
45657 |  | 774 |  | 3,626
45291 |  | 4,842 |  | 22,725
44926 |  | 12,258 |  | 51,851
44561 |  | 52,169 |  | 1,657
44196 |  | 3,519 |  | 164
Prior |  | 7,447 |  | 5,526
Revolving Loans Converted to Term Loans |  | 0 |  | 0
Revolving Loans |  | 1,998 |  | 0
Total |  | 83,007 |  | 85,549
Commercial real estate-investor owned | Classified (8-9) |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
45657 |  | 0 |  | 9,411
45291 |  | 0 |  | 1,034
44926 |  | 276 |  | 43
44561 |  | 42 |  | 15,838
44196 |  | 16,336 |  | 2,831
Prior |  | 4,695 |  | 4,919
Revolving Loans Converted to Term Loans |  | 0 |  | 48
Revolving Loans |  | 0 |  | 0
Total |  | 21,349 |  | 34,124
Commercial real estate-owner occupied |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
45657 |  | 201,404 |  | 425,029
45291 |  | 421,007 |  | 492,635
44926 |  | 470,572 |  | 496,488
44561 |  | 461,618 |  | 315,072
44196 |  | 283,425 |  | 198,189
Prior |  | 481,120 |  | 354,164
Revolving Loans Converted to Term Loans |  | 8,155 |  | 10,139
Revolving Loans |  | 33,348 |  | 31,529
Total |  | 2,360,649 |  | 2,323,245
Commercial real estate-owner occupied | Pass (1-6) |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
45657 |  | 192,817 |  | 407,901
45291 |  | 408,883 |  | 486,701
44926 |  | 461,485 |  | 489,589
44561 |  | 445,101 |  | 301,399
44196 |  | 270,500 |  | 183,872
Prior |  | 426,480 |  | 313,474
Revolving Loans Converted to Term Loans |  | 4,595 |  | 5,083
Revolving Loans |  | 31,631 |  | 30,036
Total |  | 2,241,492 |  | 2,218,055
Commercial real estate-owner occupied | Special Mention (7) |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
45657 |  | 7,412 |  | 13,739
45291 |  | 8,255 |  | 2,521
44926 |  | 5,206 |  | 4,652
44561 |  | 13,226 |  | 10,492
44196 |  | 9,541 |  | 5,439
Prior |  | 19,780 |  | 15,833
Revolving Loans Converted to Term Loans |  | 0 |  | 0
Revolving Loans |  | 1,717 |  | 1,493
Total |  | 65,137 |  | 54,169
Commercial real estate-owner occupied | Classified (8-9) |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
45657 |  | 1,175 |  | 3,389
45291 |  | 3,869 |  | 3,413
44926 |  | 3,881 |  | 2,247
44561 |  | 3,291 |  | 3,181
44196 |  | 3,384 |  | 8,878
Prior |  | 34,860 |  | 24,857
Revolving Loans Converted to Term Loans |  | 3,560 |  | 5,056
Revolving Loans |  | 0 |  | 0
Total |  | 54,020 |  | 51,021
Construction real estate |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
45657 |  | 251,067 |  | 293,868
45291 |  | 227,376 |  | 328,672
44926 |  | 291,127 |  | 97,472
44561 |  | 83,831 |  | 31,166
44196 |  | 30,767 |  | 1,549
Prior |  | 4,934 |  | 3,988
Revolving Loans Converted to Term Loans |  | 8 |  | 10
Revolving Loans |  | 4,562 |  | 3,700
Total |  | 893,672 |  | 760,425
Construction real estate | Pass (1-6) |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
45657 |  | 240,582 |  | 292,689
45291 |  | 226,597 |  | 325,010
44926 |  | 289,506 |  | 96,426
44561 |  | 83,531 |  | 30,956
44196 |  | 30,767 |  | 1,413
Prior |  | 4,233 |  | 3,408
Revolving Loans Converted to Term Loans |  | 8 |  | 10
Revolving Loans |  | 4,562 |  | 3,700
Total |  | 879,786 |  | 753,612
Construction real estate | Special Mention (7) |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
45657 |  | 10,485 |  | 42
45291 |  | 38 |  | 2,958
44926 |  | 1,043 |  | 1,046
44561 |  | 300 |  | 210
44196 |  | 0 |  | 123
Prior |  | 226 |  | 114
Revolving Loans Converted to Term Loans |  | 0 |  | 0
Revolving Loans |  | 0 |  | 0
Total |  | 12,092 |  | 4,493
Construction real estate | Classified (8-9) |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
45657 |  | 0 |  | 1,137
45291 |  | 741 |  | 704
44926 |  | 578 |  | 0
44561 |  | 0 |  | 0
44196 |  | 0 |  | 13
Prior |  | 475 |  | 466
Revolving Loans Converted to Term Loans |  | 0 |  | 0
Revolving Loans |  | 0 |  | 0
Total |  | 1,794 |  | 2,320
Residential |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
45657 |  | 16,208 |  | 59,708
45291 |  | 52,712 |  | 43,029
44926 |  | 38,662 |  | 51,505
44561 |  | 47,372 |  | 30,713
44196 |  | 29,419 |  | 17,898
Prior |  | 89,948 |  | 80,620
Revolving Loans Converted to Term Loans |  | 2,347 |  | 1,538
Revolving Loans |  | 74,605 |  | 86,465
Total |  | 351,273 |  | 371,476
Residential | Pass (1-6) |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
45657 |  | 14,804 |  | 59,259
45291 |  | 52,575 |  | 41,956
44926 |  | 37,717 |  | 51,436
44561 |  | 47,372 |  | 30,713
44196 |  | 29,351 |  | 17,793
Prior |  | 86,968 |  | 77,327
Revolving Loans Converted to Term Loans |  | 2,125 |  | 1,464
Revolving Loans |  | 73,827 |  | 78,351
Total |  | 344,739 |  | 358,299
Residential | Special Mention (7) |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
45657 |  | 1,404 |  | 322
45291 |  | 43 |  | 0
44926 |  | 834 |  | 0
44561 |  | 0 |  | 0
44196 |  | 68 |  | 75
Prior |  | 1,289 |  | 1,801
Revolving Loans Converted to Term Loans |  | 150 |  | 0
Revolving Loans |  | 670 |  | 614
Total |  | 4,458 |  | 2,812
Residential | Classified (8-9) |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
45657 |  | 0 |  | 127
45291 |  | 94 |  | 1,073
44926 |  | 111 |  | 69
44561 |  | 0 |  | 0
44196 |  | 0 |  | 30
Prior |  | 1,691 |  | 1,492
Revolving Loans Converted to Term Loans |  | 72 |  | 74
Revolving Loans |  | 108 |  | 7,500
Total |  | 2,076 |  | 10,365
Other |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
45657 |  | 6,630 |  | 10,071
45291 |  | 10,608 |  | 55,923
44926 |  | 54,931 |  | 82,238
44561 |  | 72,290 |  | 53,569
44196 |  | 51,609 |  | 9,382
Prior |  | 30,349 |  | 19,665
Revolving Loans Converted to Term Loans |  | 4 |  | 7
Revolving Loans |  | 48,256 |  | 40,109
Total |  | 274,677 |  | 270,964
Other | Pass (1-6) |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
45657 |  | 6,630 |  | 10,071
45291 |  | 6,887 |  | 55,923
44926 |  | 54,931 |  | 67,766
44561 |  | 62,290 |  | 53,569
44196 |  | 51,609 |  | 9,382
Prior |  | 29,192 |  | 19,657
Revolving Loans Converted to Term Loans |  | 4 |  | 7
Revolving Loans |  | 38,059 |  | 28,464
Total |  | 249,602 |  | 244,839
Other | Special Mention (7) |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
45657 |  | 0 |  | 0
45291 |  | 3,721 |  | 0
44926 |  | 0 |  | 14,472
44561 |  | 10,000 |  | 0
44196 |  | 0 |  | 0
Prior |  | 1,151 |  | 0
Revolving Loans Converted to Term Loans |  | 0 |  | 0
Revolving Loans |  | 10,197 |  | 11,645
Total |  | 25,069 |  | 26,117
Other | Classified (8-9) |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
45657 |  | 0 |  | 0
45291 |  | 0 |  | 0
44926 |  | 0 |  | 0
44561 |  | 0 |  | 0
44196 |  | 0 |  | 0
Prior |  | 6 |  | 8
Revolving Loans Converted to Term Loans |  | 0 |  | 0
Revolving Loans |  | 0 |  | 0
Total |  | 6 |  | 8
Total loans classified by risk category |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
45657 |  | 1,523,238 |  | 2,929,929
45291 |  | 2,499,365 |  | 2,566,854
44926 |  | 2,144,341 |  | 1,628,293
44561 |  | 1,439,960 |  | 967,518
44196 |  | 852,993 |  | 519,573
Prior |  | 1,072,824 |  | 777,606
Revolving Loans Converted to Term Loans |  | 36,205 |  | 29,907
Revolving Loans |  | 1,354,800 |  | 1,386,869
Total |  | 10,923,726 |  | 10,806,549
Total loans classified by performing status |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |
Total |  | $ 76,281 |  | $ 77,569

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