Statements of Comprehensive Income (Unaudited) - USD ($)	3 Months Ended		9 Months Ended
	Mar. 31, 2026	Mar. 31, 2025	Mar. 31, 2026	Mar. 31, 2025
Income Statement [Abstract]
Net sales	$ 11,422,655	$ 10,302,719	$ 32,652,434	$ 34,354,677
Cost of sales	7,193,310	7,354,335	20,993,506	25,441,699
Gross profit	4,229,345	2,948,384	11,658,928	8,912,978
Selling, general and administrative expenses	1,245,975	1,197,262	3,538,681	3,418,206
Operating income	2,983,370	1,751,122	8,120,247	5,494,772
Other income
Interest income	402,103	324,705	1,311,366	852,544
Other	5,947	11,601	33,160	30,595
Total other income	408,050	336,306	1,344,526	883,139
Income before provision for income taxes	3,391,420	2,087,428	9,464,773	6,377,911
Provision for income taxes	526,758	382,941	1,625,166	1,166,608
Net income	2,864,662	1,704,487	7,839,607	5,211,303
Other comprehensive income, net of tax:
Unrealized (loss) gain on investment securities	(4,456)	1,727	(231)	187
Total comprehensive income	$ 2,860,206	$ 1,706,214	$ 7,839,376	$ 5,211,490
Net income per share:
Basic (in Dollars per share)	$ 1.03	$ 0.66	$ 2.85	$ 2.03
Diluted (in Dollars per share)	$ 0.99	$ 0.63	$ 2.74	$ 1.95
Weighted average number of shares outstanding:
Basic (in Shares)	2,787,088	2,599,960	2,752,285	2,569,514
Diluted (in Shares)	2,885,874	2,699,674	2,858,799	2,668,928
Dividends per share: (in Dollars per share)	$ 0.25	$ 0.25	$ 1.5	$ 0.75