XML 88 R66.htm IDEA: XBRL DOCUMENT v3.25.2
Investment Securities - Additional Information (Details) - USD ($)
12 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Debt Securities, Available-for-Sale [Line Items]    
Unrealized Holding Losses 12 Months or More, Unrealized Losses $ 10,413,000 $ 15,751,000
Unrealized Holding Losses Less Than 12 Months, Unrealized Losses 1,000  
Payments to purchase investment securities 981,000  
Investment securities - held to maturity, allowance for credit losses 0 0
Available for sale securities realized loss 0 0
U.S. government sponsored enterprise MBS    
Debt Securities, Available-for-Sale [Line Items]    
Principal payments from investment securities held to maturity 21,500,000 24,100,000
Proceeds from sale of investment securities available for sale $ 0 $ 0