Condensed Statements of Operations (Unaudited) - USD ($)	3 Months Ended		9 Months Ended
	Mar. 31, 2018	Mar. 31, 2017	Mar. 31, 2018	Mar. 31, 2017
Income Statement [Abstract]
Net revenues	$ 7,090,654	$ 6,669,638	$ 20,457,058	$ 18,587,243
Cost of revenues	1,491,156	1,357,093	4,334,441	4,020,615
Gross profit	5,599,498	5,312,545	16,122,617	14,566,628
Operating expenses
Selling, general and administrative	5,071,724	4,195,156	14,534,886	11,979,261
Research and development	42,665	80,613	170,123	532,255
Total operating expenses	5,114,389	4,275,769	14,705,009	12,511,516
Operating income	485,109	1,036,776	1,417,608	2,055,112
Interest income (expense), net	669	(8,831)	(8,425)	(41,135)
Net income before income taxes	485,778	1,027,945	1,409,183	2,013,977
Income tax expense	173,000	380,000	626,000	731,000
Net income	$ 312,778	$ 647,945	$ 783,183	$ 1,282,977
Income per share:
Basic	$ 0.04	$ 0.08	$ 0.1	$ 0.16
Diluted	$ 0.04	$ 0.08	$ 0.09	$ 0.15
Weighted-average common shares outstanding:
Basic	8,210,695	8,167,112	8,203,599	8,167,112
Diluted	8,613,370	8,452,942	8,634,452	8,449,201