Commitments and Contingent Liabilities - Credit-related Financial Instruments with Off-Balance Sheet Risk (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Jun. 30, 2025
Commitments and Contingent Liabilities [Abstract]
Total credit-related financial instruments with off-balance sheet risk	$ 266,077	$ 276,084
Unfunded Loan Commitments [Member]
Commitments and Contingent Liabilities [Abstract]
Total credit-related financial instruments with off-balance sheet risk	149,000	164,348
Unused Lines of Credit [Member]
Commitments and Contingent Liabilities [Abstract]
Total credit-related financial instruments with off-balance sheet risk	116,284	110,943
Standby Letters of Credit [Member]
Commitments and Contingent Liabilities [Abstract]
Total credit-related financial instruments with off-balance sheet risk	$ 793	$ 793