v3.26.1
Borrowings, Line of Credit and Subordinated Debt - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Borrowings, Line of Credit and Subordinated Debt      
Borrowings $ 3.2   $ 3.0
Securities sold under agreements to repurchase, average balance 3.5 $ 4.2  
Securities sold under agreements to repurchase, maximum month-end balance 3.8 $ 4.5  
Loan and Security Agreement and Revolving Line of Credit      
Borrowings, Line of Credit and Subordinated Debt      
Principal amount 35.0    
Outstanding borrowings 0.0   0.0
Asset Pledged as Collateral | U.S. Government-sponsored enterprises (GSEs)      
Borrowings, Line of Credit and Subordinated Debt      
Carrying value of securities pledged as collateral $ 3.2   $ 3.0
Maximum      
Borrowings, Line of Credit and Subordinated Debt      
Securities sold under agreements to repurchase, maturity period 4 days    
Minimum      
Borrowings, Line of Credit and Subordinated Debt      
Securities sold under agreements to repurchase, maturity period 1 day