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LOANS AND ALLOWANCE FOR CREDIT LOSSES - Past Due Aging of Loan Portfolio by Loan Class (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Financing Receivable, Past Due [Line Items] |  |
Loans | $ 12,854,359 | $ 12,486,027
Loans > 90 Days or More Past Due And Accruing | 5,902 | 172
Current |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 12,738,196 | 12,406,783
30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 35,773 | 34,075
60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 32,581 | 11,189
90 Days or More Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 47,809 | 33,980
Commercial and industrial loans |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 4,114,292 | 3,670,948
Loans > 90 Days or More Past Due And Accruing | 2,010 | 86
Commercial and industrial loans | Current |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 4,096,605 | 3,657,447
Commercial and industrial loans | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 7,428 | 5,021
Commercial and industrial loans | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 473 | 1,622
Commercial and industrial loans | 90 Days or More Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 9,786 | 6,858
Agricultural land, production and other loans to farmers |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 256,312 | 263,414
Loans > 90 Days or More Past Due And Accruing | 0 | 0
Agricultural land, production and other loans to farmers | Current |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 256,148 | 263,414
Agricultural land, production and other loans to farmers | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 164 | 0
Agricultural land, production and other loans to farmers | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 0 | 0
Agricultural land, production and other loans to farmers | 90 Days or More Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 0 | 0
Construction |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 792,144 | 957,545
Loans > 90 Days or More Past Due And Accruing | 3,683 | 0
Construction | Current |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 761,819 | 955,588
Construction | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 4,332 | 0
Construction | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 22,005 | 1,957
Construction | 90 Days or More Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 3,988 | 0
Commercial real estate, non-owner occupied |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 2,274,016 | 2,400,839
Loans > 90 Days or More Past Due And Accruing | 0 | 0
Commercial real estate, non-owner occupied | Current |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 2,259,549 | 2,376,184
Commercial real estate, non-owner occupied | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 2,407 | 12,995
Commercial real estate, non-owner occupied | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 1,718 | 195
Commercial real estate, non-owner occupied | 90 Days or More Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 10,342 | 11,465
Commercial real estate, owner occupied |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 1,157,944 | 1,162,083
Loans > 90 Days or More Past Due And Accruing | 0 | 0
Commercial real estate, owner occupied | Current |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 1,153,861 | 1,161,869
Commercial real estate, owner occupied | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 3,783 | 0
Commercial real estate, owner occupied | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 0 | 104
Commercial real estate, owner occupied | 90 Days or More Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 300 | 110
Residential |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 2,374,729 | 2,288,921
Loans > 90 Days or More Past Due And Accruing | 208 | 0
Residential | Current |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 2,337,002 | 2,259,496
Residential | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 12,302 | 11,810
Residential | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 6,606 | 5,472
Residential | 90 Days or More Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 18,819 | 12,143
Home equity |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 659,811 | 617,571
Loans > 90 Days or More Past Due And Accruing | 0 | 52
Home equity | Current |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 649,238 | 608,948
Home equity | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 4,431 | 3,614
Home equity | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 1,569 | 1,647
Home equity | 90 Days or More Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 4,573 | 3,362
Consumer |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 166,028 | 168,388
Loans > 90 Days or More Past Due And Accruing | 1 | 0
Consumer | Current |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 164,891 | 167,553
Consumer | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 926 | 635
Consumer | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 210 | 192
Consumer | 90 Days or More Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 1 | 8
Public finance and other commercial loans |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 1,059,083 | 956,318
Loans > 90 Days or More Past Due And Accruing | 0 | 34
Public finance and other commercial loans | Current |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 1,059,083 | 956,284
Public finance and other commercial loans | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 0 | 0
Public finance and other commercial loans | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 0 | 0
Public finance and other commercial loans | 90 Days or More Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | $ 0 | $ 34

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