Consolidated Statements of Stockholders' Equity - USD ($)	Common Stock [Member]	APIC [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Gain (Loss) [Member]	Non-Controlling Interest [Member]	Total
Balance at Dec. 31, 2015	$ 169	$ 48,567,648	$ (44,430,703)	$ (86,584)	$ (1,555,800)	$ 2,494,730
Public offering, 910,000 shares, net of underwriters discounts	182	6,287,068				6,287,250
Exercise of warrants, 386,343 shares	77	3,863,352				3,863,429
Issuance of common stock, 479,138 shares	96	7,082,430				7,082,526
Stock issuance costs		(510,185)				(510,185)
Stock-based compensation		582,630				582,630
Other comprehensive gain (loss)				14,353		14,353
Net loss			(12,573,952)		(400,847)	(12,974,799)
Balance at Dec. 31, 2016	524	65,872,943	(57,004,655)	(72,231)	(1,956,647)	6,839,934
Public offering, 575,000 shares, net of underwriters discounts	115	4,182,885				4,183,000
Public offering, 620,650 shares, net of underwriters discounts	124	2,446,855				2,446,979
Issuance of common stock, 234,858 shares	47	2,463,133				2,463,180
Issuance of common stock for acquisition of Pelican, 133,106 shares	27	1,051,973				1,052,000
Acquisition of non-controlling interest of Pelican					935,000	935,000
Stock issuance costs		(324,654)				(324,654)
Stock-based compensation	3	689,127				689,130
Other comprehensive gain (loss)				(93,794)		(93,794)
Net loss			(11,841,671)		(568,195)	(12,409,866)
Balance at Dec. 31, 2017	$ 840	$ 76,382,262	$ (68,846,326)	$ (166,025)	$ (1,589,842)	$ 5,780,909