Consolidated Statements of Changes in Equity - USD ($)	Total	Series B Redeemable Convertible Preferred Stock	Series C Convertible Preferred Stock	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit	Accumulated Other Comprehensive Income (Loss)	Noncontrolling Interest
Beginning Balance at Jun. 30, 2015		$ 26	$ 0	$ 1,099,608	$ 117,104,936	$ (102,674,049)	$ (1,589,486)	$ 1,734,194
Beginning Balance (Shares) at Jun. 30, 2015		2,575	0	39,129,334
Net loss	$ (17,876,058)					(17,876,058)		(386,436)
Net currency translation adjustment							3,903
Issuance of common stock, net of costs and underwriting fees			$ 280	$ 80,000	19,211,913
Issuance of common stock, net of costs and underwriting fees (Shares)			28,048	8,000,000
Stock-based compensation				$ 2,708	1,271,908
Stock-based compensation (Shares)				270,791
Contribution of capital from noncontrolling interest	53,614							53,614
Conversion of preferred stock		$ (3)		$ 3,527	(3,524)
Conversion of preferred stock (Shares)		(275)		352,696
Ending Balance at Jun. 30, 2016	16,635,688	$ 23	$ 280	$ 1,185,843	137,585,233	(120,550,108)	(1,585,583)	1,401,372
Ending Balance (Shares) at Jun. 30, 2016		2,300	28,048	47,752,821
Net loss	(4,089,536)					(4,089,536)		(352,327)
Net currency translation adjustment							1,005
Issuance of common stock, net of costs and underwriting fees				$ 71,500	2,024,340
Issuance of common stock, net of costs and underwriting fees (Shares)				7,150,000
Stock-based compensation				$ 1,447	2,144,318
Stock-based compensation (Shares)				144,728
Contribution of capital from noncontrolling interest	0
Exercise of stock options				$ 1,242	68,718
Exercise of stock options (Shares)				124,252
Exercise of warrants				$ 292	(292)
Exercise of warrants (Shares)				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