Statements of Comprehensive Income (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2023	Dec. 31, 2022
Income Statement [Abstract]
Net sales	$ 10,302,541	$ 8,804,109	$ 18,870,755	$ 17,439,904
Cost of sales	7,159,966	6,543,387	13,482,803	13,367,040
Gross profit	3,142,575	2,260,722	5,387,952	4,072,864
Selling, general and administrative expenses	1,049,690	874,931	2,073,371	1,713,961
Operating income	2,092,885	1,385,791	3,314,581	2,358,903
Other income
Interest income	161,513	64,625	308,943	73,432
Other	5,251	8,917	19,394	12,684
Total other income	166,764	73,542	328,337	86,116
Income before provision for income taxes	2,259,649	1,459,333	3,642,918	2,445,019
Provision for income taxes	464,279	313,291	753,004	530,711
Net income	1,795,370	1,146,042	2,889,914	1,914,308
Other comprehensive income, net of tax:
Unrealized gain on investment securities	3,622	2,678	5,417	915
Total comprehensive income	$ 1,798,992	$ 1,148,720	$ 2,895,331	$ 1,915,223
Net income per share:
Basic (in Dollars per share)	$ 0.73	$ 0.47	$ 1.17	$ 0.78
Diluted (in Dollars per share)	$ 0.72	$ 0.47	$ 1.16	$ 0.78
Weighted average number of shares outstanding:
Basic (in Shares)	2,478,588	2,452,064	2,474,340	2,449,233
Diluted (in Shares)	2,499,210	2,452,064	2,492,499	2,449,791
Dividends per share: (in Dollars per share)	$ 0.15	$ 0	$ 0.3	$ 0