v3.25.2
LOANS AND ALLOWANCE FOR CREDIT LOSSES - Summary of Risk Grading of Loan Portfolio by Loan Class (Details) - USD ($)
$ in Thousands
6 Months Ended 12 Months Ended
Jun. 30, 2025
Dec. 31, 2024
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year $ 1,680,925 $ 2,869,611
Current fiscal year, charge-offs 56 1,450
Fiscal year before current fiscal year 2,299,561 1,733,843
Fiscal year before current fiscal year, charge-offs 1,327 40,529
Two years before current fiscal year 1,519,781 1,937,367
Two years before current fiscal year, charge-offs 2,436 1,681
Three years before current fiscal year 1,760,893 1,569,313
Three years before current fiscal year, charge-offs 1,406 8,947
Four years before current fiscal year 1,406,148 1,142,386
Four years before current fiscal year, charge-offs 4,443 576
Prior 2,043,293 1,139,559
Prior, charge-offs 765 1,060
Revolving loans amortized cost basis 2,575,036 2,447,911
Revolving loans amortized cost basis, charge-offs 0 0
Revolving loans converted to term 11,122 14,369
Revolving loans converted to term, charge-offs 0 0
Total 13,296,759 12,854,359
Total, charge-offs 10,433 54,243
Commercial and industrial loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 850,760 1,359,867
Current fiscal year, charge-offs 56 1,242
Fiscal year before current fiscal year 1,015,746 539,311
Fiscal year before current fiscal year, charge-offs 755 39,087
Two years before current fiscal year 381,825 244,687
Two years before current fiscal year, charge-offs 1,933 341
Three years before current fiscal year 191,264 166,561
Three years before current fiscal year, charge-offs 68 8,605
Four years before current fiscal year 132,373 58,942
Four years before current fiscal year, charge-offs 3,677 500
Prior 106,155 51,036
Prior, charge-offs 484 424
Revolving loans amortized cost basis 1,762,801 1,693,245
Revolving loans amortized cost basis, charge-offs 0 0
Revolving loans converted to term 0 643
Revolving loans converted to term, charge-offs 0 0
Total 4,440,924 4,114,292
Total, charge-offs 6,973 50,199
Commercial and industrial loans | Pass    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 848,663 1,314,174
Fiscal year before current fiscal year 989,122 493,138
Two years before current fiscal year 358,721 196,877
Three years before current fiscal year 176,310 158,215
Four years before current fiscal year 110,257 55,639
Prior 84,856 49,554
Revolving loans amortized cost basis 1,664,328 1,576,409
Revolving loans converted to term 0 130
Total 4,232,257 3,844,136
Commercial and industrial loans | Special Mention    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 1,421 14,982
Fiscal year before current fiscal year 10,115 13,282
Two years before current fiscal year 19,302 20,837
Three years before current fiscal year 11,362 1,097
Four years before current fiscal year 2,102 2,222
Prior 518 348
Revolving loans amortized cost basis 31,127 41,187
Revolving loans converted to term 0 0
Total 75,947 93,955
Commercial and industrial loans | Substandard    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 676 29,238
Fiscal year before current fiscal year 13,882 32,285
Two years before current fiscal year 3,802 26,973
Three years before current fiscal year 3,592 7,249
Four years before current fiscal year 19,514 1,081
Prior 20,077 1,134
Revolving loans amortized cost basis 66,174 75,649
Revolving loans converted to term 0 513
Total 127,717 174,122
Commercial and industrial loans | Doubtful    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 0 1,473
Fiscal year before current fiscal year 2,627 606
Two years before current fiscal year 0 0
Three years before current fiscal year 0 0
Four years before current fiscal year 500 0
Prior 704 0
Revolving loans amortized cost basis 1,172 0
Revolving loans converted to term 0 0
Total 5,003 2,079
Agricultural land, production and other loans to farmers    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 48,375 31,323
Fiscal year before current fiscal year 24,550 23,118
Two years before current fiscal year 22,186 31,563
Three years before current fiscal year 29,512 27,124
Four years before current fiscal year 25,376 27,585
Prior 52,810 30,433
Revolving loans amortized cost basis 62,363 85,166
Revolving loans converted to term 0 0
Total 265,172 256,312
Agricultural land, production and other loans to farmers | Pass    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 44,767 28,600
Fiscal year before current fiscal year 20,491 23,070
Two years before current fiscal year 21,916 30,518
Three years before current fiscal year 26,158 26,442
Four years before current fiscal year 24,764 27,105
Prior 48,051 29,930
Revolving loans amortized cost basis 59,787 84,502
Revolving loans converted to term 0 0
Total 245,934 250,167
Agricultural land, production and other loans to farmers | Special Mention    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 175 169
Fiscal year before current fiscal year 1,656 0
Two years before current fiscal year 29 245
Three years before current fiscal year 507 0
Four years before current fiscal year 0 446
Prior 1,951 422
Revolving loans amortized cost basis 1,013 528
Revolving loans converted to term 0 0
Total 5,331 1,810
Agricultural land, production and other loans to farmers | Substandard    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 3,433 2,554
Fiscal year before current fiscal year 2,403 48
Two years before current fiscal year 241 800
Three years before current fiscal year 2,847 682
Four years before current fiscal year 612 34
Prior 2,808 81
Revolving loans amortized cost basis 1,563 136
Revolving loans converted to term 0 0
Total 13,907 4,335
Construction    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 125,352 338,806
Current fiscal year, charge-offs 0  
Fiscal year before current fiscal year 342,334 225,682
Fiscal year before current fiscal year, charge-offs 63  
Two years before current fiscal year 216,463 152,105
Two years before current fiscal year, charge-offs 0  
Three years before current fiscal year 110,020 47,728
Three years before current fiscal year, charge-offs 0  
Four years before current fiscal year 12,160 6,398
Four years before current fiscal year, charge-offs 0  
Prior 10,662 8,589
Prior, charge-offs 0  
Revolving loans amortized cost basis 19,042 12,836
Revolving loans amortized cost basis, charge-offs 0  
Revolving loans converted to term 0 0
Revolving loans converted to term, charge-offs 0  
Total 836,033 792,144
Total, charge-offs 63  
Construction | Pass    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 89,455 241,622
Fiscal year before current fiscal year 270,877 203,829
Two years before current fiscal year 193,198 114,794
Three years before current fiscal year 40,689 31,864
Four years before current fiscal year 11,602 6,398
Prior 10,628 8,549
Revolving loans amortized cost basis 19,042 12,836
Revolving loans converted to term 0 0
Total 635,491 619,892
Construction | Special Mention    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 33,257 74,879
Fiscal year before current fiscal year 48,338 21,853
Two years before current fiscal year 21,648 19,019
Three years before current fiscal year 16,863 15,214
Four years before current fiscal year 0 0
Prior 34 40
Revolving loans amortized cost basis 0 0
Revolving loans converted to term 0 0
Total 120,140 131,005
Construction | Substandard    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 2,640 22,305
Fiscal year before current fiscal year 23,119 0
Two years before current fiscal year 1,617 18,292
Three years before current fiscal year 52,468 0
Four years before current fiscal year 558 0
Prior 0 0
Revolving loans amortized cost basis 0 0
Revolving loans converted to term 0 0
Total 80,402 40,597
Construction | Doubtful    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year   0
Fiscal year before current fiscal year   0
Two years before current fiscal year   0
Three years before current fiscal year   650
Four years before current fiscal year   0
Prior   0
Revolving loans amortized cost basis   0
Revolving loans converted to term   0
Total   650
Commercial real estate, non-owner occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 279,602 496,934
Current fiscal year, charge-offs 0 0
Fiscal year before current fiscal year 336,783 287,464
Fiscal year before current fiscal year, charge-offs 0 339
Two years before current fiscal year 245,636 384,409
Two years before current fiscal year, charge-offs 0 3
Three years before current fiscal year 346,761 425,920
Three years before current fiscal year, charge-offs 251 0
Four years before current fiscal year 394,201 351,266
Four years before current fiscal year, charge-offs 0 0
Prior 541,020 308,160
Prior, charge-offs 15 1
Revolving loans amortized cost basis 27,089 19,863
Revolving loans amortized cost basis, charge-offs 0 0
Revolving loans converted to term 0 0
Revolving loans converted to term, charge-offs 0 0
Total 2,171,092 2,274,016
Total, charge-offs 266 343
Commercial real estate, non-owner occupied | Pass    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 187,686 383,279
Fiscal year before current fiscal year 319,798 275,907
Two years before current fiscal year 237,694 342,442
Three years before current fiscal year 316,720 406,289
Four years before current fiscal year 390,096 327,372
Prior 532,932 278,362
Revolving loans amortized cost basis 26,955 19,863
Revolving loans converted to term 0 0
Total 2,011,881 2,033,514
Commercial real estate, non-owner occupied | Special Mention    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 35,294 79,440
Fiscal year before current fiscal year 16,534 9,051
Two years before current fiscal year 5,698 35,230
Three years before current fiscal year 22,957 12,975
Four years before current fiscal year 2,278 5,287
Prior 5,665 28,200
Revolving loans amortized cost basis 0 0
Revolving loans converted to term 0 0
Total 88,426 170,183
Commercial real estate, non-owner occupied | Substandard    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 56,622 34,215
Fiscal year before current fiscal year 451 2,506
Two years before current fiscal year 0 6,737
Three years before current fiscal year 7,084 6,656
Four years before current fiscal year 1,827 18,607
Prior 2,423 1,598
Revolving loans amortized cost basis 134 0
Revolving loans converted to term 0 0
Total 68,541 70,319
Commercial real estate, non-owner occupied | Doubtful    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 0  
Fiscal year before current fiscal year 0  
Two years before current fiscal year 2,244  
Three years before current fiscal year 0  
Four years before current fiscal year 0  
Prior 0  
Revolving loans amortized cost basis 0  
Revolving loans converted to term 0  
Total 2,244  
Commercial real estate, owner occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 164,238 209,900
Current fiscal year, charge-offs 0 0
Fiscal year before current fiscal year 197,017 160,646
Fiscal year before current fiscal year, charge-offs 52 0
Two years before current fiscal year 156,372 175,469
Two years before current fiscal year, charge-offs 152 0
Three years before current fiscal year 167,108 238,523
Three years before current fiscal year, charge-offs 0 0
Four years before current fiscal year 210,604 208,439
Four years before current fiscal year, charge-offs 0 9
Prior 294,233 132,934
Prior, charge-offs 5 0
Revolving loans amortized cost basis 37,225 32,033
Revolving loans amortized cost basis, charge-offs 0 0
Revolving loans converted to term 0 0
Revolving loans converted to term, charge-offs 0 0
Total 1,226,797 1,157,944
Total, charge-offs 209 9
Commercial real estate, owner occupied | Pass    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 158,147 194,703
Fiscal year before current fiscal year 165,169 141,964
Two years before current fiscal year 144,760 164,725
Three years before current fiscal year 156,445 217,319
Four years before current fiscal year 205,185 198,314
Prior 282,203 127,431
Revolving loans amortized cost basis 37,025 31,573
Revolving loans converted to term 0 0
Total 1,148,934 1,076,029
Commercial real estate, owner occupied | Special Mention    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 461 1,887
Fiscal year before current fiscal year 15,179 11,013
Two years before current fiscal year 5,073 7,555
Three years before current fiscal year 9,595 9,910
Four years before current fiscal year 1,612 8,603
Prior 7,672 1,951
Revolving loans amortized cost basis 200 460
Revolving loans converted to term 0 0
Total 39,792 41,379
Commercial real estate, owner occupied | Substandard    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 5,630 13,310
Fiscal year before current fiscal year 13,096 7,669
Two years before current fiscal year 6,539 3,189
Three years before current fiscal year 1,068 11,294
Four years before current fiscal year 3,807 1,522
Prior 4,358 3,552
Revolving loans amortized cost basis 0 0
Revolving loans converted to term 0 0
Total 34,498 40,536
Commercial real estate, owner occupied | Doubtful    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 0  
Fiscal year before current fiscal year 3,573  
Two years before current fiscal year 0  
Three years before current fiscal year 0  
Four years before current fiscal year 0  
Prior 0  
Revolving loans amortized cost basis 0  
Revolving loans converted to term 0  
Total 3,573  
Residential    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 126,704 223,850
Current fiscal year, charge-offs 0 0
Fiscal year before current fiscal year 202,793 417,417
Fiscal year before current fiscal year, charge-offs 80 173
Two years before current fiscal year 423,585 687,790
Two years before current fiscal year, charge-offs 99 779
Three years before current fiscal year 665,160 405,283
Three years before current fiscal year, charge-offs 186 136
Four years before current fiscal year 385,776 330,261
Four years before current fiscal year, charge-offs 69 20
Prior 585,268 300,731
Prior, charge-offs 162 288
Revolving loans amortized cost basis 7,760 9,384
Revolving loans amortized cost basis, charge-offs 0 0
Revolving loans converted to term 48 13
Revolving loans converted to term, charge-offs 0 0
Total 2,397,094 2,374,729
Total, charge-offs 596 1,396
Residential | Pass    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 126,473 221,016
Fiscal year before current fiscal year 201,181 413,552
Two years before current fiscal year 416,706 672,713
Three years before current fiscal year 648,958 397,192
Four years before current fiscal year 377,580 326,154
Prior 577,132 293,785
Revolving loans amortized cost basis 7,430 8,887
Revolving loans converted to term 48 13
Total 2,355,508 2,333,312
Residential | Special Mention    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 0 1,528
Fiscal year before current fiscal year 380 1,953
Two years before current fiscal year 4,134 6,228
Three years before current fiscal year 7,950 4,102
Four years before current fiscal year 4,053 2,891
Prior 4,620 3,152
Revolving loans amortized cost basis 150 150
Revolving loans converted to term 0 0
Total 21,287 20,004
Residential | Substandard    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 231 1,306
Fiscal year before current fiscal year 1,232 1,912
Two years before current fiscal year 2,745 8,849
Three years before current fiscal year 8,252 3,989
Four years before current fiscal year 4,143 1,216
Prior 3,516 3,794
Revolving loans amortized cost basis 180 347
Revolving loans converted to term 0 0
Total 20,299 21,413
Home equity    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 3,686 6,887
Current fiscal year, charge-offs 0 0
Fiscal year before current fiscal year 10,150 4,354
Fiscal year before current fiscal year, charge-offs 92 10
Two years before current fiscal year 3,692 25,757
Two years before current fiscal year, charge-offs 11 35
Three years before current fiscal year 22,877 52,413
Three years before current fiscal year, charge-offs 655 22
Four years before current fiscal year 47,415 10,783
Four years before current fiscal year, charge-offs 565 0
Prior 14,056 4,141
Prior, charge-offs 39 267
Revolving loans amortized cost basis 562,076 541,944
Revolving loans amortized cost basis, charge-offs 0 0
Revolving loans converted to term 10,009 13,532
Revolving loans converted to term, charge-offs 0 0
Total 673,961 659,811
Total, charge-offs 1,362 334
Home equity | Pass    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 3,586 6,788
Fiscal year before current fiscal year 9,426 4,354
Two years before current fiscal year 3,692 24,810
Three years before current fiscal year 22,502 51,313
Four years before current fiscal year 47,070 10,486
Prior 13,743 3,976
Revolving loans amortized cost basis 555,272 535,132
Revolving loans converted to term 9,365 12,124
Total 664,656 648,983
Home equity | Special Mention    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 39 38
Fiscal year before current fiscal year 0 0
Two years before current fiscal year 0 375
Three years before current fiscal year 285 285
Four years before current fiscal year 285 297
Prior 17 69
Revolving loans amortized cost basis 4,646 4,568
Revolving loans converted to term 493 442
Total 5,765 6,074
Home equity | Substandard    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 61 61
Fiscal year before current fiscal year 724 0
Two years before current fiscal year 0 572
Three years before current fiscal year 90 815
Four years before current fiscal year 60 0
Prior 296 96
Revolving loans amortized cost basis 2,158 2,244
Revolving loans converted to term 151 966
Total 3,540 4,754
Individuals' loans for household and other personal expenditures    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 23,134 40,972
Current fiscal year, charge-offs 0 208
Fiscal year before current fiscal year 22,000 22,101
Fiscal year before current fiscal year, charge-offs 285 920
Two years before current fiscal year 16,647 31,703
Two years before current fiscal year, charge-offs 241 523
Three years before current fiscal year 26,907 10,695
Three years before current fiscal year, charge-offs 246 184
Four years before current fiscal year 7,535 2,335
Four years before current fiscal year, charge-offs 132 47
Prior 5,089 4,733
Prior, charge-offs 60 80
Revolving loans amortized cost basis 38,668 53,308
Revolving loans amortized cost basis, charge-offs 0 0
Revolving loans converted to term 1,065 181
Revolving loans converted to term, charge-offs 0 0
Total 141,045 166,028
Total, charge-offs 964 1,962
Individuals' loans for household and other personal expenditures | Pass    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 23,028 40,819
Fiscal year before current fiscal year 21,805 21,867
Two years before current fiscal year 16,390 31,356
Three years before current fiscal year 26,774 10,520
Four years before current fiscal year 7,411 2,276
Prior 5,079 4,693
Revolving loans amortized cost basis 38,618 53,180
Revolving loans converted to term 251 180
Total 139,356 164,891
Individuals' loans for household and other personal expenditures | Special Mention    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 93 153
Fiscal year before current fiscal year 195 234
Two years before current fiscal year 257 347
Three years before current fiscal year 133 175
Four years before current fiscal year 124 59
Prior 10 40
Revolving loans amortized cost basis 50 128
Revolving loans converted to term 814 0
Total 1,676 1,136
Individuals' loans for household and other personal expenditures | Substandard    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 13 0
Fiscal year before current fiscal year 0 0
Two years before current fiscal year 0 0
Three years before current fiscal year 0 0
Four years before current fiscal year 0 0
Prior 0 0
Revolving loans amortized cost basis 0 0
Revolving loans converted to term 0 1
Total 13 1
Public finance and other commercial loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 59,074 161,072
Fiscal year before current fiscal year 148,188 53,750
Two years before current fiscal year 53,375 203,884
Three years before current fiscal year 201,284 195,066
Four years before current fiscal year 190,708 146,377
Prior 434,000 298,802
Revolving loans amortized cost basis 58,012 132
Revolving loans converted to term 0 0
Total 1,144,641 1,059,083
Public finance and other commercial loans | Pass    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 59,074 161,072
Fiscal year before current fiscal year 148,188 53,750
Two years before current fiscal year 53,256 203,884
Three years before current fiscal year 201,284 195,066
Four years before current fiscal year 190,708 146,377
Prior 434,000 298,802
Revolving loans amortized cost basis 58,012 132
Revolving loans converted to term 0 0
Total 1,144,522 $ 1,059,083
Public finance and other commercial loans | Special Mention    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Current fiscal year 0  
Fiscal year before current fiscal year 0  
Two years before current fiscal year 119  
Three years before current fiscal year 0  
Four years before current fiscal year 0  
Prior 0  
Revolving loans amortized cost basis 0  
Revolving loans converted to term 0  
Total $ 119