Earnings Per Common Share (Details) - $ / shares	12 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
Components of average outstanding common shares [Abstract]
Average Common Shares Issued (in shares)	3,127,141	3,137,181
Average Unearned ESOP Shares (in shares)	(72,887)	(93,100)
Weighted Average Number of Common Shares Used in Basic EPS (in shares)	3,054,254	3,044,081
Effect of Dilutive Securities Stock Options (in shares)	24,113	38,479
Weighted Average Number of Common Shares and Dilutive Potential Common Shares Used in Dilutive EPS (in shares)	3,078,367	3,082,560
Weighted average outstanding options to purchase shares (in shares)	333,500	319,700
Weighted average price per share of outstanding options (in dollars per share)	$ 11.85	$ 11.83