v3.26.1
Investment Securities - Additional Information (Details) - USD ($)
12 Months Ended 24 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Debt Securities, Available-for-Sale [Line Items]      
Unrealized loss position $ 8,358,000 $ 10,414,000 $ 8,358,000
Unrealized Holding Losses 12 Months or More, Unrealized Losses 8,355,000 10,413,000 8,355,000
Unrealized Holding Losses Less Than 12 Months, Unrealized Losses 3,000 1,000 3,000
Payments to purchase investment securities 981,000    
Investment securities - held to maturity, allowance for credit losses 0 0 0
U.S. government sponsored enterprise MBS      
Debt Securities, Available-for-Sale [Line Items]      
Principal payments from investment securities held to maturity $ 20,200,000 $ 21,500,000  
Proceeds from sale of investment securities available for sale     $ 0