Condensed Consolidated Statements of Changes in Equity - USD ($)	Total	Series B Preferred Stock [Member]	Series C Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit	Accumulated Other Comprehensive Income (Loss)	Noncontrolling Interest
Beginning Balance at Jun. 30, 2016		$ 23	$ 280	$ 1,185,843	$ 137,585,233	$ (120,550,108)	$ (1,585,583)	$ 1,401,372
Beginning Balance (Shares) at Jun. 30, 2016		2,300	28,048	47,752,821
Net loss		$ 0	$ 0	$ 0	0	(4,089,536)	0	(352,327)
Net currency translation adjustment		0	0	0	0	0	1,005	0
Issuance of common stock, net of costs and underwriting fees		$ 0	$ 0	$ 71,500	2,024,340	0	0	0
Issuance of common stock, net of costs and underwriting fees (Shares)		0	0	7,150,000
Stock-based compensation		$ 0	$ 0	$ 1,447	2,144,318	0	0	0
Stock-based compensation (Shares)		0	0	144,728
Exercise of stock options		$ 0	$ 0	$ 1,242	68,718	0	0	0
Exercise of stock options (Shares)	124,252	0	0	124,252
Exercise of warrants		$ 0	$ 0	$ 292	(292)	0	0	0
Exercise of warrants (Shares)		0	0	29,162
Ending Balance at Jun. 30, 2017	$ 16,858,722	$ 23	$ 280	$ 1,260,324	141,822,317	(124,639,644)	(1,584,578)	1,049,045
Ending Balance (Shares) at Jun. 30, 2017		2,300	28,048	55,200,963
Net loss	(3,891,794)	$ 0	$ 0	$ 0	0	(3,891,794)	0	(93,230)
Net currency translation adjustment		0	0	0	0	0	632	0
Issuance of common stock, net of costs and underwriting fees		$ 0	$ 0	$ 3,670	115,789	0	0	0
Issuance of common stock, net of costs and underwriting fees (Shares)		0	0	367,000
Contribution of capital from noncontrolling interest	1,956	$ 0	$ 0	$ 0	0	0	0	1,956
Stock-based compensation		$ 0	$ 0	$ 364	435,244	0	0	0
Stock-based compensation (Shares)		0	0	36,364
Ending Balance at Sep. 30, 2017	$ 13,522,627	$ 23	$ 280	$ 1,264,358	$ 142,373,350	$ (128,531,438)	$ (1,583,946)	$ 957,771
Ending Balance (Shares) at Sep. 30, 2017		2,300	28,048	55,604,327