Condensed Consolidated Statement of Stockholders' Equity - 9 months ended Sep. 30, 2018 - USD ($)	Total	Common Stock [Member]	Additional Paid-In Capital [Member]	Accumulated Deficit [Member]
Balance at Dec. 31, 2017	$ 17,435,489	$ 2,707	$ 125,995,438	$ (108,562,656)
Balance, Shares at Dec. 31, 2017		27,070,038
Issuance of restricted stock		$ 6	(6)
Issuance of restricted stock, Shares		60,000
Issuance of common stock upon exercise of stock options	$ 76,756	$ 5	76,751
Issuance of common stock upon exercise of stock options, Shares	52,099	52,099
Issuance of common stock, net of issuance costs of $3,502,543	$ 48,119,027	$ 1,341	48,117,686
Issuance of common stock, net of issuance costs, Shares		13,408,200
Forfeiture of restricted stock, Shares		(2,333)
Share-based compensation expense	2,763,890		2,763,890
Net and comprehensive loss	(1,878,046)			(1,878,046)
Balance at Sep. 30, 2018	$ 66,517,116	$ 4,059	$ 176,953,759	$ (110,440,702)
Balance, Shares at Sep. 30, 2018		40,588,004