v3.26.1
Loan Portfolio and Allowance for Credit Losses (Details)
3 Months Ended 6 Months Ended
Jun. 30, 2026
USD ($)
Commitment
Loan
Jun. 30, 2025
USD ($)
Loan
Jun. 30, 2026
USD ($)
Commitment
Loan
Jun. 30, 2025
USD ($)
Loan
Dec. 31, 2025
USD ($)
Commitment
Loan Portfolio and Allowance for Credit Losses [Abstract]          
Total loans, net $ 5,377,235,000   $ 5,377,235,000   $ 5,252,460,000
Provision (benefit) for credit losses 650,000 $ 650,000 1,600,000 $ 950,000  
Loans that are 90 days past due and still accruing interest $ 0   $ 0   $ 0
The number of commitments to extend further credit (in Commitment) | Commitment 0   0   0
Non-accrual balance collectively evaluated for allowance for credit losses $ 1,225,000   $ 1,225,000   $ 1,907,000
Loan modifications classifications from previously performing loans 6,400,000   $ 6,400,000   7,000,000
Deferral period of past due loans     60 months    
Number of days past due, when loans considered in payment default under modified terms     90 days    
Contractual past due period for loans to be in payment default     30 days    
Commercial [Member]          
Loan Portfolio and Allowance for Credit Losses [Abstract]          
Total loans, net 322,439,000   $ 322,439,000   313,443,000
Other estate owned 1,200,000   1,200,000   1,400,000
Residential Mortgage [Member]          
Loan Portfolio and Allowance for Credit Losses [Abstract]          
Total loans, net $ 5,044,914,000   $ 5,044,914,000   4,927,461,000
Number of loans defaulted from loan modifications within last 12 months (in Loan) | Loan 1 1 1 1  
Payment defaulted from loan modifications within last 12 months $ 235,000 $ 80,000 $ 235,000 $ 80,000  
Real Estate Construction Loans [Member]          
Loan Portfolio and Allowance for Credit Losses [Abstract]          
Total loans, net 45,700,000   45,700,000   41,900,000
Residential Borrowers [Member]          
Loan Portfolio and Allowance for Credit Losses [Abstract]          
Total loans, net 14,500,000   14,500,000   11,900,000
Commercial Borrowers Residential Purpose [Member]          
Loan Portfolio and Allowance for Credit Losses [Abstract]          
Total loans, net 31,200,000   31,200,000   30,000,000
Loans [Member]          
Loan Portfolio and Allowance for Credit Losses [Abstract]          
Provision (benefit) for credit losses 1,000,000   1,750,000    
Unfunded Commitments [Member]          
Loan Portfolio and Allowance for Credit Losses [Abstract]          
Provision (benefit) for credit losses (350,000)   (150,000)    
Residential Real Estate [Member]          
Loan Portfolio and Allowance for Credit Losses [Abstract]          
Non accrual residential mortgage loans in process of foreclosure 9,100,000   9,100,000   9,100,000
Home Equity Lines of Credit [Member]          
Loan Portfolio and Allowance for Credit Losses [Abstract]          
Number of loans defaulted from loan modifications within last 12 months (in Loan) | Loan   1   2  
Payment defaulted from loan modifications within last 12 months   $ 126,000   $ 247,000  
Home Equity Lines of Credit [Member] | Residential Mortgage [Member]          
Loan Portfolio and Allowance for Credit Losses [Abstract]          
Total loans, net 484,197,000   484,197,000   464,201,000
Loans that are 90 days past due and still accruing interest 0   0   0
Non-accrual balance collectively evaluated for allowance for credit losses $ 112,000   $ 112,000   $ 245,000