v3.26.1
Loan Portfolio and Allowance for Credit Losses - Activity in Allowance For Credit Losses on Loans by Portfolio Segment (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Loan Portfolio and Allowance for Credit Losses [Abstract]          
Balance at beginning of period $ 52,994 $ 50,606 $ 52,205 $ 50,248 $ 50,248
Total loan charge offs 13 133 58 259  
Total recoveries 101 142 185 526  
Net loans (recoveries) charged off (88) (9) (127) (267)  
Provision (credit) for credit losses 1,000 650 1,750 750  
Balance at end of period 54,082 51,265 54,082 51,265 52,205
Commercial [Member]          
Loan Portfolio and Allowance for Credit Losses [Abstract]          
Balance at beginning of period 3,133 3,023 3,081 3,420 3,420
Total loan charge offs 0 0 19 4  
Total recoveries 0 0 40 322  
Net loans (recoveries) charged off 0 0 (21) (318)  
Provision (credit) for credit losses 246 111 277 (604)  
Balance at end of period 3,379 3,134 3,379 3,134 3,081
Real Estate Mortgage - 1 to 4 Family [Member]          
Loan Portfolio and Allowance for Credit Losses [Abstract]          
Balance at beginning of period 49,652 47,307 48,895 46,636 46,636
Total loan charge offs 0 17 0 99  
Total recoveries 72 138 115 179  
Net loans (recoveries) charged off (72) (121) (115) (80)  
Provision (credit) for credit losses 831 449 1,545 1,161  
Balance at end of period 50,555 47,877 50,555 47,877 48,895
Installment [Member]          
Loan Portfolio and Allowance for Credit Losses [Abstract]          
Balance at beginning of period 209 276 229 192 192
Total loan charge offs 13 116 39 156 217
Total recoveries 29 4 30 25  
Net loans (recoveries) charged off (16) 112 9 131  
Provision (credit) for credit losses (77) 90 (72) 193  
Balance at end of period 148 254 148 254 $ 229
New York and Other States [Member]          
Loan Portfolio and Allowance for Credit Losses [Abstract]          
Total loan charge offs [1] 8 39 39 150  
Total recoveries [1] 101 142 145 211  
New York and Other States [Member] | Commercial [Member]          
Loan Portfolio and Allowance for Credit Losses [Abstract]          
Total loan charge offs [1] 0 0 19 4  
Total recoveries [1] 0 0 0 7  
New York and Other States [Member] | Real Estate Mortgage - 1 to 4 Family [Member]          
Loan Portfolio and Allowance for Credit Losses [Abstract]          
Total loan charge offs [1] 0 17 0 99  
Total recoveries [1] 72 138 115 179  
New York and Other States [Member] | Installment [Member]          
Loan Portfolio and Allowance for Credit Losses [Abstract]          
Total loan charge offs [1] 8 22 20 47  
Total recoveries [1] 29 4 30 25  
Florida [Member]          
Loan Portfolio and Allowance for Credit Losses [Abstract]          
Total loan charge offs 5 94 19 109  
Total recoveries 0 0 40 315  
Florida [Member] | Commercial [Member]          
Loan Portfolio and Allowance for Credit Losses [Abstract]          
Total loan charge offs 0 0 0 0  
Total recoveries 0 0 40 315  
Florida [Member] | Real Estate Mortgage - 1 to 4 Family [Member]          
Loan Portfolio and Allowance for Credit Losses [Abstract]          
Total loan charge offs 0 0 0 0  
Total recoveries 0 0 0 0  
Florida [Member] | Installment [Member]          
Loan Portfolio and Allowance for Credit Losses [Abstract]          
Total loan charge offs 5 94 19 109  
Total recoveries $ 0 $ 0 $ 0 $ 0  
[1] Includes New York, New Jersey, Vermont and Massachusetts.