Statements of Comprehensive Income (Unaudited) - USD ($)	3 Months Ended		9 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2024	Mar. 31, 2023
Income Statement [Abstract]
Net sales	$ 8,254,653	$ 9,809,616	$ 27,125,408	$ 27,249,520
Cost of sales	6,190,462	7,836,187	19,673,265	21,203,227
Gross profit	2,064,191	1,973,429	7,452,143	6,046,293
Selling, general and administrative expenses	971,220	1,014,739	3,044,591	2,728,700
Operating income	1,092,971	958,690	4,407,552	3,317,593
Other income
Interest income	181,940	133,145	490,883	206,577
Other	2,881	12,665	22,275	25,349
Total other income	184,821	145,810	513,158	231,926
Income before provision for income taxes	1,277,792	1,104,500	4,920,710	3,549,519
Provision for income taxes	245,862	237,212	998,866	767,923
Net income	1,031,930	867,288	3,921,844	2,781,596
Other comprehensive income, net of tax:
Unrealized gain on investment securities	2,151	640	7,568	1,555
Total comprehensive income	$ 1,034,081	$ 867,928	$ 3,929,412	$ 2,783,151
Net income per share:
Basic (in Dollars per share)	$ 0.41	$ 0.35	$ 1.58	$ 1.13
Diluted (in Dollars per share)	$ 0.4	$ 0.35	$ 1.56	$ 1.13
Weighted average number of shares outstanding:
Basic (in Shares)	2,491,906	2,457,727	2,480,153	2,452,023
Diluted (in Shares)	2,571,921	2,484,218	2,519,708	2,461,099
Dividends per share: (in Dollars per share)	$ 0.175	$ 0.1	$ 0.475	$ 0.1