Balance Sheets (Parentheticals) - USD ($)	Sep. 30, 2025	Jun. 30, 2025
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	2,933,593	2,896,368
Unearned ESOP shares	189,816	211,487
Common stock, par value (in Dollars per share)	$ 0.33	$ 0.33
Treasury stock, shares	196,281	233,506