v3.26.3
ALLOWANCE FOR CREDIT LOSSES AND CREDIT QUALITY INFORMATION - Schedule of Collateral Dependent Loans (Details) - USD ($)
$ in Thousands
Sep. 30, 2026
Dec. 31, 2025
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Nonaccrual loans with no allowance $ 45,221 $ 56,245
Property    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Amortized cost basis of non accruing collateral-dependent loans 64,641 62,370
Equipment and other    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Amortized cost basis of non accruing collateral-dependent loans 6,169 9,528
Commercial | Commercial and Industrial    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Nonaccrual loans with no allowance 9,620 16,842
Commercial | Commercial and Industrial | Property    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Amortized cost basis of non accruing collateral-dependent loans 23,625 17,557
Commercial | Commercial and Industrial | Equipment and other    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Amortized cost basis of non accruing collateral-dependent loans 6,149 9,504
Commercial | Owner-occupied commercial    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Nonaccrual loans with no allowance 19,897 6,581
Commercial | Owner-occupied commercial | Property    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Amortized cost basis of non accruing collateral-dependent loans 19,897 6,580
Commercial | Owner-occupied commercial | Equipment and other    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Amortized cost basis of non accruing collateral-dependent loans 0 0
Commercial | Commercial mortgages    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Nonaccrual loans with no allowance 5,287 7,565
Commercial | Commercial mortgages | Property    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Amortized cost basis of non accruing collateral-dependent loans 5,287 7,565
Commercial | Commercial mortgages | Equipment and other    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Amortized cost basis of non accruing collateral-dependent loans 0 0
Commercial | Construction    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Nonaccrual loans with no allowance 1,808 16,946
Commercial | Construction | Property    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Amortized cost basis of non accruing collateral-dependent loans 7,243 22,381
Commercial | Construction | Equipment and other    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Amortized cost basis of non accruing collateral-dependent loans 0 0
Residential    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Nonaccrual loans with no allowance 5,109 5,002
Residential | Property    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Amortized cost basis of non accruing collateral-dependent loans 5,109 5,002
Residential | Equipment and other    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Amortized cost basis of non accruing collateral-dependent loans 0 0
Consumer    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Nonaccrual loans with no allowance 3,500 3,309
Consumer | Property    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Amortized cost basis of non accruing collateral-dependent loans 3,480 3,285
Consumer | Equipment and other    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Amortized cost basis of non accruing collateral-dependent loans $ 20 $ 24