Statements of Comprehensive Income (Unaudited) - USD ($)	3 Months Ended
	Sep. 30, 2025	Sep. 30, 2024
Income Statement [Abstract]
Net sales	$ 9,092,876	$ 10,443,218
Cost of sales	5,875,874	7,642,336
Gross profit	3,217,002	2,800,882
Selling, general and administrative expenses	1,151,266	1,081,669
Operating income	2,065,736	1,719,213
Other income
Interest income	472,360	267,617
Other	19,422	10,791
Total other income	491,782	278,408
Income before provision for income taxes	2,557,518	1,997,621
Provision for income taxes	387,682	399,304
Net income	2,169,836	1,598,317
Other comprehensive income, net of tax
Unrealized gain on investment securities	3,557	7,692
Total comprehensive income	$ 2,173,393	$ 1,606,009
Net income per share:
Basic (in Dollars per share)	$ 0.8	$ 0.63
Diluted (in Dollars per share)	$ 0.76	$ 0.61
Weighted average number of shares outstanding:
Basic (in Shares)	2,719,387	2,525,937
Diluted (in Shares)	2,845,252	2,600,237
Dividends per share: (in Dollars per share)	$ 1	$ 0.25