v3.26.1
Investment Securities - Other (Details) - USD ($)
1 Months Ended 3 Months Ended 6 Months Ended
Sep. 30, 2018
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Investment Securities            
Debt Securities, available-for-sale and held-to-maturity, allowance for credit loss   $ 0   $ 0    
Available-for-sale, securities in unrealized loss positions, depreciation from amortized cost percentage   5.80%   5.80%    
Held-to-maturity, securities in unrealized loss positions, depreciation from amortized cost percentage   20.80%   20.80%    
Proceeds from sales of securities available for sale   $ 0 $ 0 $ 18,722,000 $ 11,192,000  
Debt securities, available-for-sale, realized gain       169,000 31,000  
Debt securities, available-for-sale, realized loss       261,000 86,000  
Investment, number of shares acquired 90,000          
Investment ownership percentage 5.00%          
Payments to acquire other investments $ 1,900,000          
Equity securities, unrealized gain (loss)   92,000 (41,000) 270,000 (23,000)  
Equity securities   1,300,000   1,300,000   $ 1,000,000
Investment company, financial support to investee contractually required, not provided, amount   103,000   103,000   237,000
Debt Securities, Available-for-Sale, Accrued Interest, after Allowance for Credit Loss   $ 2,600,000   $ 2,600,000   $ 2,600,000
Debt Securities, Available-for-Sale, Accrued Interest, after Allowance for Credit Loss, Statement of Financial Position [Extensible Enumeration]   Interest Receivable   Interest Receivable   Interest Receivable
Debt securities, held-to-maturity, accrued interest, after allowance for credit loss   $ 18,000   $ 18,000   $ 18,000
Debt Securities, Held-to-Maturity, Accrued Interest, after Allowance for Credit Loss, Statement of Financial Position [Extensible Enumeration]   Interest Receivable   Interest Receivable   Interest Receivable
Agency CMO            
Investment Securities            
Investment security purchased but remained unsettled at quarter-end   $ 2,000,000   $ 2,000,000    
Limited Partnership Interest, Technology Fund            
Investment Securities            
Equity securities without readily determinable fair value, impairment loss, annual amount   0 $ 0 0 $ 0  
Limited Partnership Interest, Technology Fund | Other Assets            
Investment Securities            
Equity securities without readily determinable fair value, amount   $ 910,000   $ 910,000   $ 910,000