v3.26.1
Loans and Allowance for Credit Losses - Interest Rate Reduction and Term Extension on Modified Loans (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Amortized Cost Basis     $ 17,618  
Term Extension        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Amortized Cost Basis $ 14,236 $ 69,839   $ 76,366
Real estate - residential mortgage        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Amortized Cost Basis     $ 4,916  
% of Class of Financing Receivable     0.07%  
Loan modifications, added weighted average life (in years)   8 years 1 month 24 days 7 years 10 months 6 days  
Real estate - residential mortgage | Combination-Term Extension and Interest Rate Reduction        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Amortized Cost Basis $ 4,290 $ 601 $ 5,891 $ 2,027
% of Class of Financing Receivable 0.06% 0.01% 0.08% 0.03%
Real estate - residential mortgage | Term Extension        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Amortized Cost Basis $ 2,698 $ 1,677   $ 4,085
% of Class of Financing Receivable 0.04% 0.03%   0.06%
Loan modifications, added weighted average life (in years) 8 years 6 months 7 days     8 years 6 months 18 days
Real estate - residential mortgage | Interest Rate Reduction        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Amortized Cost Basis $ 586 $ 0 $ 1,148 $ 0
% of Class of Financing Receivable 0.01% 0.00% 0.02% 0.00%
Real estate - residential mortgage | Minimum | Interest Rate Reduction        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Loan modifications, weighted average interest rate decrease 5.37% 4.68% 4.70% 4.38%
Real estate - residential mortgage | Maximum | Interest Rate Reduction        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Loan modifications, weighted average interest rate decrease 3.40% 3.25% 2.83% 2.55%
Real estate - construction        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Loan modifications, added weighted average life (in years)   10 months 20 days   10 months 20 days
Real estate - construction | Term Extension        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Amortized Cost Basis $ 0 $ 20,769 $ 0 $ 20,769
% of Class of Financing Receivable 0.00% 1.80%   1.80%
Real estate - commercial mortgage        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Amortized Cost Basis     $ 6,529  
% of Class of Financing Receivable     0.06%  
Loan modifications, added weighted average life (in years) 9 months 7 days 8 months 4 days 9 months 7 days  
Real estate - commercial mortgage | Term Extension        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Amortized Cost Basis $ 6,529 $ 29,085   $ 29,196
% of Class of Financing Receivable 0.06% 0.30%   0.30%
Loan modifications, added weighted average life (in years)       8 months 8 days
Commercial and Industrial        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Amortized Cost Basis     $ 6,173  
% of Class of Financing Receivable     0.14%  
Loan modifications, added weighted average life (in years) 9 months 8 months 26 days 9 months 18 days  
Commercial and Industrial | Term Extension        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Amortized Cost Basis $ 5,009 $ 18,267   $ 21,964
% of Class of Financing Receivable 0.11% 0.40%   0.48%
Loan modifications, added weighted average life (in years)       9 months 7 days
Home Equity Loan | Term Extension        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Amortized Cost Basis $ 0 $ 41 $ 0 $ 352
% of Class of Financing Receivable 0.00% 0.00% 0.00% 0.03%
Loan modifications, added weighted average life (in years)   21 years 9 months   13 years 2 months 19 days