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LOANS AND ALLOWANCE - Risk Grading of Loan Portfolio by Loan Class (Details) - USD ($) $ in Thousands | 6 Months Ended |
--- | --- | ---
Jun. 30, 2023 | Dec. 31, 2022
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | $ 1,732,491 | $ 3,483,295
Fiscal year before current fiscal year | 2,821,004 | 2,680,834
Two years before current fiscal year | 2,321,967 | 1,843,080
Three years before current fiscal year | 1,585,360 | 686,065
Four years before current fiscal year | 624,792 | 385,461
Prior | 1,025,749 | 828,159
Revolving loans amortized cost basis | 2,155,805 | 2,084,096
Revolving loans converted to term | 3,065 | 12,904
Total | 12,270,233 | 12,003,894
Commercial and industrial loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 741,552 | 1,094,363
Current fiscal year, writeoff | 196 |
Fiscal year before current fiscal year | 661,810 | 576,080
Fiscal year before current fiscal year, writeoff | 85 |
Two years before current fiscal year | 357,706 | 159,416
Two years before current fiscal year, writeoff | 340 |
Three years before current fiscal year | 120,512 | 131,332
Three years before current fiscal year, writeoff | 109 |
Four years before current fiscal year | 106,247 | 48,822
Four years before current fiscal year, writeoff | 57 |
Prior | 65,018 | 48,058
Prior, writeoff | 92 |
Revolving loans amortized cost basis | 1,478,520 | 1,373,714
Revolving loans amortized cost basis, writeoff | 0 |
Revolving loans converted to term | 30 | 5,341
Revolving loans converted to term, writeoff | 0 |
Total | 3,531,395 | 3,437,126
Total, writeoff | 879 |
Commercial and industrial loans | Pass |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 729,958 | 1,064,687
Fiscal year before current fiscal year | 621,373 | 531,504
Two years before current fiscal year | 324,532 | 141,985
Three years before current fiscal year | 104,165 | 114,999
Four years before current fiscal year | 97,712 | 43,136
Prior | 62,081 | 45,310
Revolving loans amortized cost basis | 1,370,356 | 1,302,562
Revolving loans converted to term | 30 | 5,048
Total | 3,310,207 | 3,249,231
Commercial and industrial loans | Special Mention |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 10,124 | 2,164
Fiscal year before current fiscal year | 5,537 | 18,005
Two years before current fiscal year | 19,973 | 11,900
Three years before current fiscal year | 5,729 | 5,727
Four years before current fiscal year | 4,188 | 1,012
Prior | 924 | 2,181
Revolving loans amortized cost basis | 54,818 | 27,702
Revolving loans converted to term | 0 | 150
Total | 101,293 | 68,841
Commercial and industrial loans | Substandard |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 1,470 | 27,512
Fiscal year before current fiscal year | 34,900 | 26,571
Two years before current fiscal year | 11,649 | 5,531
Three years before current fiscal year | 10,618 | 10,606
Four years before current fiscal year | 4,347 | 4,674
Prior | 2,013 | 567
Revolving loans amortized cost basis | 52,518 | 43,450
Revolving loans converted to term | 0 | 143
Total | 117,515 | 119,054
Commercial and industrial loans | 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 | 1,552 |
Three years before current fiscal year | 0 |
Four years before current fiscal year | 0 |
Prior | 0 |
Revolving loans amortized cost basis | 828 |
Revolving loans converted to term | 0 |
Total | 2,380 |
Agricultural land, production and other loans to farmers |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 19,861 | 44,910
Fiscal year before current fiscal year | 40,901 | 37,083
Two years before current fiscal year | 34,883 | 36,281
Three years before current fiscal year | 33,168 | 15,296
Four years before current fiscal year | 14,360 | 4,127
Prior | 29,377 | 30,694
Revolving loans amortized cost basis | 57,453 | 73,402
Revolving loans converted to term | 0 | 0
Total | 230,003 | 241,793
Agricultural land, production and other loans to farmers | Pass |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 19,826 | 44,446
Fiscal year before current fiscal year | 40,472 | 36,299
Two years before current fiscal year | 34,147 | 35,791
Three years before current fiscal year | 32,710 | 15,296
Four years before current fiscal year | 14,360 | 3,752
Prior | 29,187 | 28,910
Revolving loans amortized cost basis | 57,453 | 73,402
Revolving loans converted to term | 0 | 0
Total | 228,155 | 237,896
Agricultural land, production and other loans to farmers | Special Mention |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 0 | 286
Fiscal year before current fiscal year | 266 | 784
Two years before current fiscal year | 736 | 0
Three years before current fiscal year | 0 | 0
Four years before current fiscal year | 0 | 281
Prior | 125 | 632
Revolving loans amortized cost basis | 0 | 0
Revolving loans converted to term | 0 | 0
Total | 1,127 | 1,983
Agricultural land, production and other loans to farmers | Substandard |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 35 | 178
Fiscal year before current fiscal year | 163 | 0
Two years before current fiscal year | 0 | 490
Three years before current fiscal year | 458 | 0
Four years before current fiscal year | 0 | 94
Prior | 65 | 1,152
Revolving loans amortized cost basis | 0 | 0
Revolving loans converted to term | 0 | 0
Total | 721 | 1,914
Construction |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 304,386 | 383,367
Fiscal year before current fiscal year | 291,573 | 301,986
Two years before current fiscal year | 272,758 | 117,541
Three years before current fiscal year | 56,696 | 11,428
Four years before current fiscal year | 3,184 | 857
Prior | 2,586 | 3,236
Revolving loans amortized cost basis | 18,735 | 17,167
Revolving loans converted to term | 0 | 0
Total | 949,918 | 835,582
Construction | Pass |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 261,410 | 366,414
Fiscal year before current fiscal year | 287,961 | 301,986
Two years before current fiscal year | 267,572 | 117,541
Three years before current fiscal year | 56,696 | 11,428
Four years before current fiscal year | 3,184 | 857
Prior | 2,586 | 3,224
Revolving loans amortized cost basis | 18,735 | 17,167
Revolving loans converted to term | 0 | 0
Total | 898,144 | 818,617
Construction | Special Mention |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 42,961 | 16,922
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 | 0
Total | 42,961 | 16,922
Construction | Substandard |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 15 | 31
Fiscal year before current fiscal year | 3,612 | 0
Two years before current fiscal year | 5,186 | 0
Three years before current fiscal year | 0 | 0
Four years before current fiscal year | 0 | 0
Prior | 0 | 12
Revolving loans amortized cost basis | 0 | 0
Revolving loans converted to term | 0 | 0
Total | 8,813 | 43
Commercial real estate, non-owner occupied |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 241,517 | 630,708
Current fiscal year, writeoff | 0 |
Fiscal year before current fiscal year | 555,310 | 615,408
Fiscal year before current fiscal year, writeoff | 2 |
Two years before current fiscal year | 577,479 | 596,899
Two years before current fiscal year, writeoff | 0 |
Three years before current fiscal year | 516,832 | 187,486
Three years before current fiscal year, writeoff | 0 |
Four years before current fiscal year | 177,728 | 132,847
Four years before current fiscal year, writeoff | 0 |
Prior | 281,375 | 209,128
Prior, writeoff | 0 |
Revolving loans amortized cost basis | 29,578 | 31,196
Revolving loans amortized cost basis, writeoff | 0 |
Revolving loans converted to term | 0 | 3,803
Revolving loans converted to term, writeoff | 0 |
Total | 2,379,819 | 2,407,475
Total, writeoff | 2 |
Commercial real estate, non-owner occupied | Pass |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 186,868 | 560,146
Fiscal year before current fiscal year | 520,251 | 603,254
Two years before current fiscal year | 571,103 | 550,605
Three years before current fiscal year | 473,530 | 168,701
Four years before current fiscal year | 159,184 | 116,859
Prior | 236,905 | 190,264
Revolving loans amortized cost basis | 28,807 | 31,196
Revolving loans converted to term | 0 | 3,803
Total | 2,176,648 | 2,224,828
Commercial real estate, non-owner occupied | Special Mention |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 35,854 | 49,439
Fiscal year before current fiscal year | 23,713 | 4,026
Two years before current fiscal year | 6,185 | 38,268
Three years before current fiscal year | 20,666 | 18,785
Four years before current fiscal year | 18,544 | 11,546
Prior | 28,369 | 17,992
Revolving loans amortized cost basis | 49 | 0
Revolving loans converted to term | 0 | 0
Total | 133,380 | 140,056
Commercial real estate, non-owner occupied | Substandard |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 18,795 | 21,123
Fiscal year before current fiscal year | 11,346 | 8,128
Two years before current fiscal year | 191 | 8,026
Three years before current fiscal year | 22,636 | 0
Four years before current fiscal year | 0 | 4,442
Prior | 16,101 | 872
Revolving loans amortized cost basis | 722 | 0
Revolving loans converted to term | 0 | 0
Total | 69,791 | 42,591
Commercial real estate, owner occupied |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 94,523 | 271,593
Current fiscal year, writeoff | 0 |
Fiscal year before current fiscal year | 240,101 | 324,004
Fiscal year before current fiscal year, writeoff | 0 |
Two years before current fiscal year | 297,710 | 335,062
Two years before current fiscal year, writeoff | 0 |
Three years before current fiscal year | 295,146 | 119,104
Three years before current fiscal year, writeoff | 0 |
Four years before current fiscal year | 110,170 | 67,946
Four years before current fiscal year, writeoff | 2 |
Prior | 110,963 | 90,990
Prior, writeoff | 0 |
Revolving loans amortized cost basis | 31,126 | 34,451
Revolving loans amortized cost basis, writeoff | 0 |
Revolving loans converted to term | 0 | 3,378
Revolving loans converted to term, writeoff | 0 |
Total | 1,179,739 | 1,246,528
Total, writeoff | 2 |
Commercial real estate, owner occupied | Pass |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 78,115 | 260,725
Fiscal year before current fiscal year | 219,693 | 316,665
Two years before current fiscal year | 291,902 | 330,441
Three years before current fiscal year | 285,053 | 114,015
Four years before current fiscal year | 104,801 | 63,816
Prior | 101,825 | 81,286
Revolving loans amortized cost basis | 26,379 | 33,123
Revolving loans converted to term | 0 | 3,378
Total | 1,107,768 | 1,203,449
Commercial real estate, owner occupied | Special Mention |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 7,061 | 7,744
Fiscal year before current fiscal year | 17,962 | 6,125
Two years before current fiscal year | 5,484 | 2,245
Three years before current fiscal year | 3,946 | 3,481
Four years before current fiscal year | 3,767 | 1,210
Prior | 4,714 | 2,984
Revolving loans amortized cost basis | 4,085 | 1,328
Revolving loans converted to term | 0 | 0
Total | 47,019 | 25,117
Commercial real estate, owner occupied | Substandard |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 9,347 | 3,124
Fiscal year before current fiscal year | 2,446 | 1,214
Two years before current fiscal year | 324 | 2,376
Three years before current fiscal year | 6,147 | 1,608
Four years before current fiscal year | 1,602 | 2,920
Prior | 4,424 | 6,720
Revolving loans amortized cost basis | 662 | 0
Revolving loans converted to term | 0 | 0
Total | 24,952 | 17,962
Residential |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 266,163 | 762,399
Current fiscal year, writeoff | 0 |
Fiscal year before current fiscal year | 726,091 | 494,049
Fiscal year before current fiscal year, writeoff | 42 |
Two years before current fiscal year | 469,342 | 405,136
Two years before current fiscal year, writeoff | 135 |
Three years before current fiscal year | 382,007 | 115,738
Three years before current fiscal year, writeoff | 3 |
Four years before current fiscal year | 111,538 | 79,632
Four years before current fiscal year, writeoff | 0 |
Prior | 284,972 | 234,141
Prior, writeoff | 53 |
Revolving loans amortized cost basis | 8,293 | 5,459
Revolving loans amortized cost basis, writeoff | 0 |
Revolving loans converted to term | 67 | 101
Revolving loans converted to term, writeoff | 0 |
Total | 2,248,473 | 2,096,655
Total, writeoff | 233 |
Residential | Pass |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 265,212 | 758,161
Fiscal year before current fiscal year | 719,278 | 489,301
Two years before current fiscal year | 464,773 | 401,353
Three years before current fiscal year | 379,390 | 114,420
Four years before current fiscal year | 110,163 | 77,768
Prior | 279,528 | 229,812
Revolving loans amortized cost basis | 8,262 | 5,365
Revolving loans converted to term | 67 | 46
Total | 2,226,673 | 2,076,226
Residential | Special Mention |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 937 | 2,839
Fiscal year before current fiscal year | 5,008 | 2,924
Two years before current fiscal year | 3,064 | 1,972
Three years before current fiscal year | 1,062 | 513
Four years before current fiscal year | 941 | 396
Prior | 3,522 | 2,588
Revolving loans amortized cost basis | 0 | 34
Revolving loans converted to term | 0 | 0
Total | 14,534 | 11,266
Residential | Substandard |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 14 | 1,399
Fiscal year before current fiscal year | 1,805 | 1,824
Two years before current fiscal year | 1,505 | 1,811
Three years before current fiscal year | 1,555 | 805
Four years before current fiscal year | 434 | 1,468
Prior | 1,922 | 1,741
Revolving loans amortized cost basis | 31 | 60
Revolving loans converted to term | 0 | 55
Total | 7,266 | 9,163
Home equity |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 8,228 | 40,768
Current fiscal year, writeoff | 0 |
Fiscal year before current fiscal year | 37,720 | 75,749
Fiscal year before current fiscal year, writeoff | 161 |
Two years before current fiscal year | 68,450 | 14,621
Two years before current fiscal year, writeoff | 182 |
Three years before current fiscal year | 13,007 | 1,572
Three years before current fiscal year, writeoff | 67 |
Four years before current fiscal year | 1,159 | 1,528
Four years before current fiscal year, writeoff | 79 |
Prior | 5,838 | 3,393
Prior, writeoff | 993 |
Revolving loans amortized cost basis | 477,580 | 492,720
Revolving loans amortized cost basis, writeoff | 0 |
Revolving loans converted to term | 2,384 | 281
Revolving loans converted to term, writeoff | 0 |
Total | 614,366 | 630,632
Total, writeoff | 1,482 |
Home equity | Pass |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 8,165 | 40,768
Fiscal year before current fiscal year | 36,789 | 75,670
Two years before current fiscal year | 67,851 | 14,621
Three years before current fiscal year | 11,793 | 1,572
Four years before current fiscal year | 1,159 | 1,348
Prior | 5,619 | 3,325
Revolving loans amortized cost basis | 471,557 | 486,924
Revolving loans converted to term | 1,952 | 281
Total | 604,885 | 624,509
Home equity | Special Mention |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 0 | 0
Fiscal year before current fiscal year | 931 | 0
Two years before current fiscal year | 0 | 0
Three years before current fiscal year | 1,214 | 0
Four years before current fiscal year | 0 | 115
Prior | 43 | 8
Revolving loans amortized cost basis | 4,625 | 3,698
Revolving loans converted to term | 200 | 0
Total | 7,013 | 3,821
Home equity | Substandard |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 63 | 0
Fiscal year before current fiscal year | 0 | 79
Two years before current fiscal year | 599 | 0
Three years before current fiscal year | 0 | 0
Four years before current fiscal year | 0 | 65
Prior | 176 | 60
Revolving loans amortized cost basis | 1,398 | 2,098
Revolving loans converted to term | 232 | 0
Total | 2,468 | 2,302
Individuals' loans for household and other personal expenditures |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 23,193 | 68,062
Current fiscal year, writeoff | 3 |
Fiscal year before current fiscal year | 57,001 | 43,773
Fiscal year before current fiscal year, writeoff | 428 |
Two years before current fiscal year | 34,451 | 13,105
Two years before current fiscal year, writeoff | 183 |
Three years before current fiscal year | 9,592 | 5,422
Three years before current fiscal year, writeoff | 48 |
Four years before current fiscal year | 3,488 | 5,942
Four years before current fiscal year, writeoff | 22 |
Prior | 7,297 | 3,800
Prior, writeoff | 137 |
Revolving loans amortized cost basis | 37,290 | 35,107
Revolving loans amortized cost basis, writeoff | 0 |
Revolving loans converted to term | 584 | 0
Revolving loans converted to term, writeoff | 0 |
Total | 172,896 | 175,211
Total, writeoff | 821 |
Individuals' loans for household and other personal expenditures | Pass |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 23,136 | 67,883
Fiscal year before current fiscal year | 56,812 | 43,639
Two years before current fiscal year | 34,167 | 13,025
Three years before current fiscal year | 9,527 | 5,389
Four years before current fiscal year | 3,468 | 5,830
Prior | 7,294 | 3,775
Revolving loans amortized cost basis | 36,866 | 35,091
Revolving loans converted to term | 306 | 0
Total | 171,576 | 174,632
Individuals' loans for household and other personal expenditures | Special Mention |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 57 | 178
Fiscal year before current fiscal year | 189 | 134
Two years before current fiscal year | 284 | 77
Three years before current fiscal year | 65 | 33
Four years before current fiscal year | 20 | 28
Prior | 3 | 17
Revolving loans amortized cost basis | 424 | 16
Revolving loans converted to term | 278 | 0
Total | 1,320 | 483
Individuals' loans for household and other personal expenditures | Substandard |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 0 | 1
Fiscal year before current fiscal year | 0 | 0
Two years before current fiscal year | 0 | 3
Three years before current fiscal year | 0 | 0
Four years before current fiscal year | 0 | 84
Prior | 0 | 8
Revolving loans amortized cost basis | 0 | 0
Revolving loans converted to term | 0 | 0
Total | 0 | 96
Public finance and other commercial loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 33,068 | 187,125
Current fiscal year, writeoff | 199 |
Fiscal year before current fiscal year | 210,497 | 212,702
Fiscal year before current fiscal year, writeoff | 718 |
Two years before current fiscal year | 209,188 | 165,019
Two years before current fiscal year, writeoff | 840 |
Three years before current fiscal year | 158,400 | 98,687
Three years before current fiscal year, writeoff | 227 |
Four years before current fiscal year | 96,918 | 43,760
Four years before current fiscal year, writeoff | 160 |
Prior | 238,323 | 204,719
Prior, writeoff | 1,275 |
Revolving loans amortized cost basis | 17,230 | 20,880
Revolving loans amortized cost basis, writeoff | 0 |
Revolving loans converted to term | 0 | 0
Revolving loans converted to term, writeoff | 0 |
Total | 963,624 | 932,892
Total, writeoff | 3,419 |
Public finance and other commercial loans | Pass |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current fiscal year | 33,068 | 187,125
Fiscal year before current fiscal year | 210,497 | 212,702
Two years before current fiscal year | 209,188 | 165,019
Three years before current fiscal year | 158,400 | 98,687
Four years before current fiscal year | 96,918 | 43,760
Prior | 238,323 | 204,719
Revolving loans amortized cost basis | 17,230 | 20,880
Revolving loans converted to term | 0 | 0
Total | $ 963,624 | $ 932,892

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