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Condensed Statements of Operations (Unaudited) - USD ($)
3 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Income Statement [Abstract]    
Net revenues $ 6,381,778 $ 5,545,363
Cost of revenues 1,445,284 1,217,736
Gross profit 4,936,494 4,327,627
Operating expenses    
Selling, general and administrative 4,703,592 3,687,908
Research and development 70,583 350,840
Total operating expenses 4,774,175 4,038,748
Operating income 162,319 288,879
Interest expense, net of interest income of $9,630 and $3,366, respectively 4,199 16,707
Net income before income taxes 158,120 272,172
Income tax expense 37,000 81,000
Net income $ 121,120 $ 191,172
Income per share:    
Basic $ 0.01 $ 0.02
Diluted $ 0.01 $ 0.02
Weighted-average common shares outstanding:    
Basic 8,200,167 8,167,112
Diluted 8,614,633 8,452,780