v3.26.3
ALLOWANCE FOR CREDIT LOSSES AND CREDIT QUALITY - Schedule of Aging of the Amortized Cost Basis in Past Due Loans (Details) - USD ($)
$ in Thousands
Sep. 30, 2026
Dec. 31, 2025
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans $ 5,680,004 $ 5,375,349
Total Nonaccrual 17,962 20,897
Nonaccrual With No Allowance For Credit Loss 2,277 2,791
Loans Not Past Due    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 5,659,889 5,352,116
30-89 Days Past Due    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 2,147 2,329
Greater than 89 Days Past Due and Accruing    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Greater than 89 Days Past Due and Accruing 6 7
Total Accruing    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 5,662,042 5,354,452
Total commercial loans | Commercial and industrial loans: | Working capital lines of credit loans    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 812,207 711,515
Total Nonaccrual 3,962 5,198
Nonaccrual With No Allowance For Credit Loss 531 1,434
Total commercial loans | Commercial and industrial loans: | Working capital lines of credit loans | Loans Not Past Due    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 808,245 706,317
Total commercial loans | Commercial and industrial loans: | Working capital lines of credit loans | 30-89 Days Past Due    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 0 0
Total commercial loans | Commercial and industrial loans: | Working capital lines of credit loans | Greater than 89 Days Past Due and Accruing    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Greater than 89 Days Past Due and Accruing 0 0
Total commercial loans | Commercial and industrial loans: | Working capital lines of credit loans | Total Accruing    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 808,245 706,317
Total commercial loans | Commercial and industrial loans: | Non-working capital loans    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 892,458 841,546
Total Nonaccrual 5,225 7,412
Nonaccrual With No Allowance For Credit Loss 86 86
Total commercial loans | Commercial and industrial loans: | Non-working capital loans | Loans Not Past Due    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 887,233 834,134
Total commercial loans | Commercial and industrial loans: | Non-working capital loans | 30-89 Days Past Due    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 0 0
Total commercial loans | Commercial and industrial loans: | Non-working capital loans | Greater than 89 Days Past Due and Accruing    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Greater than 89 Days Past Due and Accruing 0 0
Total commercial loans | Commercial and industrial loans: | Non-working capital loans | Total Accruing    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 887,233 834,134
Total commercial loans | Commercial real estate and multi-family residential loans: | Construction and land development loans    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 407,494 495,406
Total Nonaccrual 0 0
Nonaccrual With No Allowance For Credit Loss 0 0
Total commercial loans | Commercial real estate and multi-family residential loans: | Construction and land development loans | Loans Not Past Due    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 407,494 495,406
Total commercial loans | Commercial real estate and multi-family residential loans: | Construction and land development loans | 30-89 Days Past Due    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 0 0
Total commercial loans | Commercial real estate and multi-family residential loans: | Construction and land development loans | Greater than 89 Days Past Due and Accruing    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Greater than 89 Days Past Due and Accruing 0 0
Total commercial loans | Commercial real estate and multi-family residential loans: | Construction and land development loans | Total Accruing    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 407,494 495,406
Total commercial loans | Commercial real estate and multi-family residential loans: | Owner occupied loans    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 771,676 806,883
Total Nonaccrual 1,833 1,897
Nonaccrual With No Allowance For Credit Loss 395 170
Total commercial loans | Commercial real estate and multi-family residential loans: | Owner occupied loans | Loans Not Past Due    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 769,843 804,986
Total commercial loans | Commercial real estate and multi-family residential loans: | Owner occupied loans | 30-89 Days Past Due    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 0 0
Total commercial loans | Commercial real estate and multi-family residential loans: | Owner occupied loans | Greater than 89 Days Past Due and Accruing    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Greater than 89 Days Past Due and Accruing 0 0
Total commercial loans | Commercial real estate and multi-family residential loans: | Owner occupied loans | Total Accruing    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 769,843 804,986
Total commercial loans | Commercial real estate and multi-family residential loans: | Nonowner occupied loans    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 991,855 923,046
Total Nonaccrual 1,958 1,957
Nonaccrual With No Allowance For Credit Loss 0 0
Total commercial loans | Commercial real estate and multi-family residential loans: | Nonowner occupied loans | Loans Not Past Due    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 989,897 921,089
Total commercial loans | Commercial real estate and multi-family residential loans: | Nonowner occupied loans | 30-89 Days Past Due    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 0 0
Total commercial loans | Commercial real estate and multi-family residential loans: | Nonowner occupied loans | Greater than 89 Days Past Due and Accruing    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Greater than 89 Days Past Due and Accruing 0 0
Total commercial loans | Commercial real estate and multi-family residential loans: | Nonowner occupied loans | Total Accruing    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 989,897 921,089
Total commercial loans | Commercial real estate and multi-family residential loans: | Multifamily loans    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 597,922 437,881
Total Nonaccrual 0 0
Nonaccrual With No Allowance For Credit Loss 0 0
Total commercial loans | Commercial real estate and multi-family residential loans: | Multifamily loans | Loans Not Past Due    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 597,922 437,881
Total commercial loans | Commercial real estate and multi-family residential loans: | Multifamily loans | 30-89 Days Past Due    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 0 0
Total commercial loans | Commercial real estate and multi-family residential loans: | Multifamily loans | Greater than 89 Days Past Due and Accruing    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Greater than 89 Days Past Due and Accruing 0 0
Total commercial loans | Commercial real estate and multi-family residential loans: | Multifamily loans | Total Accruing    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 597,922 437,881
Total commercial loans | Agri-business and agricultural loans: | Loans secured by farmland    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 189,699 155,083
Total Nonaccrual 42 48
Nonaccrual With No Allowance For Credit Loss 0 0
Total commercial loans | Agri-business and agricultural loans: | Loans secured by farmland | Loans Not Past Due    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 189,657 155,035
Total commercial loans | Agri-business and agricultural loans: | Loans secured by farmland | 30-89 Days Past Due    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 0 0
Total commercial loans | Agri-business and agricultural loans: | Loans secured by farmland | Greater than 89 Days Past Due and Accruing    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Greater than 89 Days Past Due and Accruing 0 0
Total commercial loans | Agri-business and agricultural loans: | Loans secured by farmland | Total Accruing    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 189,657 155,035
Total commercial loans | Agri-business and agricultural loans: | Loans for agricultural production    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 158,602 251,885
Total Nonaccrual 0 0
Nonaccrual With No Allowance For Credit Loss 0 0
Total commercial loans | Agri-business and agricultural loans: | Loans for agricultural production | Loans Not Past Due    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 158,138 251,885
Total commercial loans | Agri-business and agricultural loans: | Loans for agricultural production | 30-89 Days Past Due    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 464 0
Total commercial loans | Agri-business and agricultural loans: | Loans for agricultural production | Greater than 89 Days Past Due and Accruing    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Greater than 89 Days Past Due and Accruing 0 0
Total commercial loans | Agri-business and agricultural loans: | Loans for agricultural production | Total Accruing    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 158,602 251,885
Total commercial loans | Other commercial loans    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 120,440 97,165
Total Nonaccrual 0 0
Nonaccrual With No Allowance For Credit Loss 0 0
Total commercial loans | Other commercial loans | Loans Not Past Due    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 120,440 97,165
Total commercial loans | Other commercial loans | 30-89 Days Past Due    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 0 0
Total commercial loans | Other commercial loans | Greater than 89 Days Past Due and Accruing    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Greater than 89 Days Past Due and Accruing 0 0
Total commercial loans | Other commercial loans | Total Accruing    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 120,440 97,165
Total consumer loans | Other consumer loans    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 118,968 115,988
Total Nonaccrual 649 416
Nonaccrual With No Allowance For Credit Loss 61 6
Total consumer loans | Other consumer loans | Loans Not Past Due    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 117,663 115,046
Total consumer loans | Other consumer loans | 30-89 Days Past Due    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 656 526
Total consumer loans | Other consumer loans | Greater than 89 Days Past Due and Accruing    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Greater than 89 Days Past Due and Accruing 0 0
Total consumer loans | Other consumer loans | Total Accruing    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 118,319 115,572
Total consumer loans | Consumer 1-4 Family Mortgage | Closed end first mortgage loans    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 308,565 266,792
Total Nonaccrual 1,735 1,783
Nonaccrual With No Allowance For Credit Loss 770 690
Total consumer loans | Consumer 1-4 Family Mortgage | Closed end first mortgage loans | Loans Not Past Due    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 306,479 263,385
Total consumer loans | Consumer 1-4 Family Mortgage | Closed end first mortgage loans | 30-89 Days Past Due    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 345 1,617
Total consumer loans | Consumer 1-4 Family Mortgage | Closed end first mortgage loans | Greater than 89 Days Past Due and Accruing    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Greater than 89 Days Past Due and Accruing 6 7
Total consumer loans | Consumer 1-4 Family Mortgage | Closed end first mortgage loans | Total Accruing    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 306,830 265,009
Total consumer loans | Consumer 1-4 Family Mortgage | Open end and junior lien loans    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 299,039 253,381
Total Nonaccrual 2,558 2,186
Nonaccrual With No Allowance For Credit Loss 434 405
Total consumer loans | Consumer 1-4 Family Mortgage | Open end and junior lien loans | Loans Not Past Due    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 295,799 251,009
Total consumer loans | Consumer 1-4 Family Mortgage | Open end and junior lien loans | 30-89 Days Past Due    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 682 186
Total consumer loans | Consumer 1-4 Family Mortgage | Open end and junior lien loans | Greater than 89 Days Past Due and Accruing    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Greater than 89 Days Past Due and Accruing 0 0
Total consumer loans | Consumer 1-4 Family Mortgage | Open end and junior lien loans | Total Accruing    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 296,481 251,195
Total consumer loans | Consumer 1-4 Family Mortgage | Residential construction and land development loans    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 11,079 18,778
Total Nonaccrual 0 0
Nonaccrual With No Allowance For Credit Loss 0 0
Total consumer loans | Consumer 1-4 Family Mortgage | Residential construction and land development loans | Loans Not Past Due    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 11,079 18,778
Total consumer loans | Consumer 1-4 Family Mortgage | Residential construction and land development loans | 30-89 Days Past Due    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans 0 0
Total consumer loans | Consumer 1-4 Family Mortgage | Residential construction and land development loans | Greater than 89 Days Past Due and Accruing    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Greater than 89 Days Past Due and Accruing 0 0
Total consumer loans | Consumer 1-4 Family Mortgage | Residential construction and land development loans | Total Accruing    
Financing Receivable, Amortized Cost, Aging [Abstract]    
Loans $ 11,079 $ 18,778