Commitments and Contingent Liabilities - Credit-related Financial Instruments with Off-Balance Sheet Risk (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Jun. 30, 2024
Financing Receivable, Past Due [Line Items]
Total credit-related financial instruments with off-balance sheet risk	$ 246,163	$ 207,896
Unfunded Loan Commitments [Member]
Financing Receivable, Past Due [Line Items]
Total credit-related financial instruments with off-balance sheet risk	141,903	107,966
Unused Lines of Credit [Member]
Financing Receivable, Past Due [Line Items]
Total credit-related financial instruments with off-balance sheet risk	103,481	99,176
Standby Letters of Credit [Member]
Financing Receivable, Past Due [Line Items]
Total credit-related financial instruments with off-balance sheet risk	$ 779	$ 754