v3.25.1
Borrowed Funds (Narrative) (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2025
Mar. 31, 2025
Mar. 31, 2024
Mar. 31, 2025
Mar. 31, 2024
Sep. 30, 2024
Interest rate swaps, notional amount   $ 200,000   $ 200,000   $ 200,000
FHLB Advances, Variable Rate   200,000   $ 200,000   $ 200,000
Interest rate swaps, remaining term to maturity       1 year 9 months 18 days   2 years 3 months 18 days
Interest rate swaps, fair value   $ 2,700   $ 2,700   $ 2,100
Derivative Asset, balance sheet location   Other assets   Other assets    
Interest rate swaps, amount reclassified from AOCI   $ (554) $ (1,678) $ (1,252) $ (3,618)  
Interest rate swaps, future amount to be reclassified from AOCI       (1,500)    
Interest rate swaps, collateral held   $ (3,000)   $ (3,000)   $ (2,100)
Prepaid FHLB Advances [Member] | Subsequent Event [Member]            
FHLB Advances, Amount $ 200,000          
FHLB Advances, Interest Rate 4.70%          
FHLB Advances, Term 7 months 6 days          
FHLB Advances, Prepayment Penalties $ 547          
Replacement FHLB Advances [Member] | Subsequent Event [Member]            
FHLB Advances, Amount $ 200,000          
FHLB Advances, Interest Rate 3.83%          
FHLB Advances, Term 2 years 6 months          
FHLB Advances, Effective Rate 3.93%