v3.26.1
Available for Sale Securities - Investments Pledged as Collateral to Secure Public Deposits and Securities Sold Under Agreements to Repurchase (Details) - Pledged as collateral - Public deposits - USD ($)
Mar. 31, 2026
Jun. 30, 2025
Financial Instruments Owned and Pledged as Collateral [Line Items]    
Securities pledged as collateral $ 272,300,000 $ 294,300,000
MBS    
Financial Instruments Owned and Pledged as Collateral [Line Items]    
Securities pledged as collateral 164,500,000 151,600,000
CMOs    
Financial Instruments Owned and Pledged as Collateral [Line Items]    
Securities pledged as collateral 87,500,000 109,800,000
Obligations of states and political subdivisions    
Financial Instruments Owned and Pledged as Collateral [Line Items]    
Securities pledged as collateral 19,300,000 29,700,000
Other securities    
Financial Instruments Owned and Pledged as Collateral [Line Items]    
Carrying value of investment and MBS pledged as collateral to secure public deposits and securities sold under agreements to repurchase $ 934,000 $ 3,300,000