CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($)	3 Months Ended		9 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2022	Mar. 31, 2021
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS [Abstract]
Net sales	$ 9,751,835	$ 9,436,056	$ 33,785,281	$ 29,509,140
Costs and expenses:
Cost of goods sold	5,296,530	5,093,452	17,347,026	15,457,215
Sales and marketing	2,932,587	2,211,350	9,741,774	6,339,854
General and administrative	1,106,850	1,092,683	3,880,684	3,278,246
Total costs and expenses	9,335,967	8,397,485	30,969,484	25,075,315
Income from operations	415,868	1,038,571	2,815,797	4,433,825
Other income (expense):
Interest income	1,120	540	1,964	5,126
Interest expense	0	(2,412)	0	(7,318)
Loss on foreign currency exchange	0	0	(34)	(603)
Total other income (expense), net	1,120	(1,872)	1,930	(2,795)
Income before income taxes	416,988	1,036,699	2,817,727	4,431,030
Income tax expense	(78,480)	(472)	(484,582)	(1,460)
Net income	$ 338,508	$ 1,036,227	$ 2,333,145	$ 4,429,570
Net income per common share:
Basic (in dollars per share)	$ 0.01	$ 0.04	$ 0.08	$ 0.15
Diluted (in dollars per share)	$ 0.01	$ 0.03	$ 0.07	$ 0.15
Weighted average number of shares used in computing net income per common share:
Basic (in shares)	30,484,897	29,320,434	30,286,195	28,967,946
Diluted (in shares)	31,268,410	30,525,438	31,271,677	29,667,729