Balance Sheets (Unaudited) (Parentheticals) - USD ($)	Sep. 30, 2023	Jun. 30, 2023
Statement of Financial Position [Abstract]
Trade accounts receivable, allowance (in Dollars)	$ 3,000	$ 3,000
Common stock, shares authorized	10,000,000	10,000,000
Common stock, shares issued	3,129,874	3,129,874
Common stock, shares outstanding	2,706,633	2,702,633
Unearned ESOP shares	228,105	233,645
Common stock, par value (in Dollars per share)	$ 0.33	$ 0.33
Treasury stock, shares	423,241	427,241