Consolidated Statements of Operations - USD ($)	12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014
Income Statement [Abstract]
Net sales	$ 23,113,194	$ 22,204,578	$ 17,060,435
Cost of goods sold, exclusive of depreciation from consigned product	7,611,240	7,280,276	5,933,867
Gross profit	15,501,954	14,924,302	11,126,568
Operating expenses:
Selling expenses	12,296,085	9,062,695	7,272,726
General and administrative expenses	7,364,910	5,983,623	4,691,055
Research and development expenses	1,670,347	1,592,923	1,711,751
Total operating expenses	21,331,342	16,639,241	13,675,532
Loss from operations	(5,829,388)	(1,714,939)	(2,548,964)
Other income (expense):
Interest income	81	75	69
Royalty income and license fees	3,948,757	4,256,321	3,725,436
Other	(21,878)	(22,033)	(19,331)
Total other income	3,926,960	4,234,363	3,706,174
(Loss)/income from continuing operations before income taxes	(1,902,428)	2,519,424	1,157,210
Income tax (benefit)/expense	(573,351)	(2,784,632)	30,630
Net (loss)/income from continuing operations	(1,329,077)	5,304,056	1,126,580
Discontinued operations:
Income from discontinued operations net of tax expense of $0, $1,127 and $235, respectively		17,115	19,666
Gain from sale of discontinued operations net of tax expense of $93,069, $0 and $2,947, respectively	156,931	250,000	247,053
Net income from discontinued operations	156,931	267,115	266,719
Net (loss)/income	$ (1,172,146)	$ 5,571,171	$ 1,393,299
Net (loss)/income per share from continuing operations - Basic (in dollars per share)	$ (0.17)	$ 0.7	$ 0.15
Net income per share from discontinued operations - Basic (in dollars per share)	0.02	0.04	0.04
Net (loss)/income per share - Basic (in dollars per share)	(0.15)	0.74	0.19
Net (loss)/income per share from continuing operations - Diluted (in dollars per share)	(0.17)	0.66	0.15
Net income per share from discontinued operations - Diluted (in dollars per share)	0.02	0.03	0.04
Net (loss)/income per share - Diluted (in dollars per share)	$ (0.15)	$ 0.69	$ 0.19
Weighted average shares - Basic (in shares)	7,776,949	7,580,450	7,232,004
Weighted average shares - Diluted (in shares)	7,776,949	8,094,119	7,467,592