Consolidated Statements of Operations (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2017	Dec. 31, 2016
Income Statement [Abstract]
Revenues	$ 8,323,845	$ 6,030,380	$ 15,604,568	$ 12,202,005
Cost of goods sold, exclusive of depreciation from consigned product	2,465,826	1,818,672	4,643,181	3,730,679
Gross profit	5,858,019	4,211,708	10,961,387	8,471,326
Operating expenses:
Selling expenses	3,919,515	3,271,134	7,490,228	6,596,821
General and administrative expenses	2,380,860	2,087,419	4,953,991	4,019,240
Research and development expenses	957,204	440,364	1,858,478	932,448
Total operating expenses	7,257,579	5,798,917	14,302,697	11,548,509
Loss from operations	(1,399,560)	(1,587,209)	(3,341,310)	(3,077,183)
Other income (expense):
Interest income	45	19	58	38
Royalty income and license fees	71,550	949,048	524,521	1,893,116
Other	(4,387)	(6,640)	(8,845)	(8,636)
Total other income	67,208	942,427	515,734	1,884,518
Loss from operations before income taxes	(1,332,352)	(644,782)	(2,825,576)	(1,192,665)
Income tax expense / (benefit)	5,524,422	(30,000)	5,243,422	(56,000)
Net loss	$ (6,856,774)	$ (614,782)	$ (8,068,998)	$ (1,136,665)
Net loss per share - Basic (in dollars per share)	$ (0.76)	$ (0.07)	$ (0.90)	$ (0.14)
Net loss per share - Diluted (in dollars per share)	$ (0.76)	$ (0.07)	$ (0.90)	$ (0.14)
Weighted average shares - Basic (in shares)	8,977,984	8,374,900	8,968,195	8,092,143
Weighted average shares - Diluted (in shares)	8,977,984	8,374,900	8,968,195	8,092,143