Earnings per Common Share (Details) - USD ($)	3 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Earnings Per Share
Net income	$ 511,153	$ 417,091
Average number of shares outstanding	2,229,497	2,229,497
Less: Average unallocated ESOP shares	81,716	85,961
Average number of common shares outstanding used to calculate basic earnings per share	2,147,781	2,143,536
Earnings per common share:
Basic	$ 0.24	$ 0.19
Diluted	$ 0.24	$ 0.19