v3.26.3
LOANS AND ALLOWANCE FOR CREDIT LOSSES - Summary of Payment Status (Details) - USD ($)
$ in Thousands
 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty $ 55,399 $ 87,925
Current    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 42,896 81,885
30-59 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 5,054 351
60-89 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 232 647
90 Days or More Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 7,217 5,042
Commercial and industrial loans    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 38,214 12,839
Commercial and industrial loans | Current    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 30,997 9,561
Commercial and industrial loans | 30-59 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 0 0
Commercial and industrial loans | 60-89 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 0 0
Commercial and industrial loans | 90 Days or More Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 7,217 3,278
Agricultural land, production and other loans to farmers    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty   2,177
Agricultural land, production and other loans to farmers | Current    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty   2,177
Agricultural land, production and other loans to farmers | 30-59 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty   0
Agricultural land, production and other loans to farmers | 60-89 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty   0
Agricultural land, production and other loans to farmers | 90 Days or More Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty   0
Construction    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 1,643  
Construction | Current    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 1,643  
Construction | 30-59 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 0  
Construction | 60-89 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 0  
Construction | 90 Days or More Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 0  
Commercial real estate, non-owner occupied    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 9,091 65,717
Commercial real estate, non-owner occupied | Current    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 4,037 65,717
Commercial real estate, non-owner occupied | 30-59 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 5,054 0
Commercial real estate, non-owner occupied | 60-89 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 0 0
Commercial real estate, non-owner occupied | 90 Days or More Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 0 0
Commercial real estate, owner occupied    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 4,177  
Commercial real estate, owner occupied | Current    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 4,177  
Commercial real estate, owner occupied | 30-59 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 0  
Commercial real estate, owner occupied | 60-89 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 0  
Commercial real estate, owner occupied | 90 Days or More Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 0  
Residential    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 1,901 7,037
Residential | Current    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 1,669 4,275
Residential | 30-59 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 0 351
Residential | 60-89 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 232 647
Residential | 90 Days or More Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 0 1,764
Home equity    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 373 155
Home equity | Current    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 373 155
Home equity | 30-59 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 0 0
Home equity | 60-89 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty 0 0
Home equity | 90 Days or More Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Loan Modifications Made to Borrowers Experiencing Financial Difficulty $ 0 $ 0