Consolidated Statements of Stockholders' Equity - 9 months ended Sep. 30, 2016 - USD ($)	Common Stock [Member]	APIC [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Loss [Member]	Non-Controlling Interest [Member]	Total
Balance at Dec. 31, 2015	$ 1,366	$ 48,566,451	$ (44,430,703)	$ (86,584)	$ (1,555,800)	$ 2,494,730
Public offering, 9,100,000 shares, net of underwriters' discounts	1,820	6,285,430				6,287,250
Exercise of warrants, 2,773,982 shares	555	2,773,427				2,773,982
Issuance of common stock, 1,898,842 shares	380	3,027,297				3,027,677
Stock issuance costs		(408,810)				(408,810)
Stock-based compensation	3	460,502				460,505
Other comprehensive loss				(62,961)		(62,961)
Net loss			(9,101,770)		(329,471)	(9,431,241)
Balance at Sep. 30, 2016	$ 4,124	$ 60,704,297	$ (53,532,473)	$ (149,545)	$ (1,885,271)	$ 5,141,132