Summary of Significant Accounting Policies, Allowance for Credit Losses on Loans (Details) $ in Thousands	12 Months Ended
	Jun. 30, 2024 USD ($)
Allowance for Loan Losses [Abstract]
Threshold principal amount of nonaccrual loans evaluated individually for impairment	$ 250
Home Equity [Member] | Maximum [Member]
Allowance for Loan Losses [Abstract]
Loan term	25 years
Home Equity [Member] | Company Holds the First Mortgage [Member] | Maximum [Member]
Allowance for Loan Losses [Abstract]
Loan-to-value ratio	85.00%
Home Equity [Member] | Company does not Hold the First Mortgage [Member] | Maximum [Member]
Allowance for Loan Losses [Abstract]
Loan-to-value ratio	65.00%
Commercial Portfolio [Member] | Maximum [Member]
Allowance for Loan Losses [Abstract]
Loan term	20 years