v3.26.1
Loans and Leases and Allowance for Credit Losses (Narrative) (Details)
3 Months Ended 6 Months Ended
Jun. 30, 2026
USD ($)
loan
property
Jun. 30, 2025
USD ($)
Jun. 30, 2026
USD ($)
loan
property
Jun. 30, 2025
USD ($)
Mar. 31, 2026
USD ($)
Dec. 31, 2025
USD ($)
Mar. 31, 2025
USD ($)
Dec. 31, 2024
USD ($)
Loans and Leases and Allowance for Credit Losses                
Number of loan portfolio segments     7          
Provision charged to expense $ 1,900,000 $ 1,700,000 $ 5,100,000 $ 2,600,000        
Allowance for credit losses $ 45,252,000 39,776,000 $ 45,252,000 39,776,000 $ 43,950,000 $ 40,906,000 [1] $ 38,175,000 $ 37,423,000
Percentage of allowance for credit losses to aggregate loans 0.97%   0.97%     0.94%    
Consumer Real Estate                
Loans and Leases and Allowance for Credit Losses                
Allowance for credit losses $ 9,294,000 $ 8,887,000 $ 9,294,000 $ 8,887,000 $ 8,912,000 $ 8,767,000 $ 8,688,000 $ 8,355,000
Residential real estate | loan 1   1          
Mortgage loans in process of foreclosure $ 1,000,000   $ 1,000,000          
Residential Real Estate                
Loans and Leases and Allowance for Credit Losses                
Number of properties in other real estate owned | property 0   0          
[1] Derived from audited financial statements.