v3.26.1
LOANS AND LEASES - Additional Information (Details)
3 Months Ended
Mar. 31, 2026
USD ($)
state
Mar. 31, 2025
USD ($)
Dec. 31, 2025
USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Accrued interest receivable $ 123,200,000   $ 124,100,000
Discount remaining $ 19,400,000   21,200,000
Number of states, company operating financial services | state 7    
Loan modification, accrued interest receivable $ 310,000 $ 20,000.00  
Loan modification, additional funds 0    
Pooled reserves for all other classes of loans $ 1,400,000   1,300,000
Minimum      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Past due period for loan to be in default 90 days    
Maximum      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Past due period for loan to be in default 12 months    
Total commercial loans and leases      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Loans modified, specific reserves $ 1,700,000   0
Loans modified, pooled reserves 500,000   600,000
Total commercial loans and leases | Commercial loan      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Loans, collateral dependent 145,500,000    
Threshold for loans whose terms have been modified in a trouble debt restructuring, non accrual 1,000,000.0    
Residential Mortgages      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Carrying value of OREO through foreclosure 1,700,000   1,100,000
Mortgage loans on real estate, foreclosure $ 19,700,000   $ 16,900,000