Consolidated Statement of Stockholders' Equity - USD ($)	Common Stock [Member]	Additional Paid-In Capital [Member]	Accumulated Deficit [Member]	Total
BALANCE at Dec. 31, 2014	$ 4,934	$ 106,442,897	$ (93,299,794)	$ 13,148,037
BALANCE, shares at Dec. 31, 2014	4,934,601
Stock-based compensation expense (employees and directors)		878,112		878,112
Issuance of common stock, net of costs	$ 4,857	7,625,900		7,630,757
Issuance of common stock, net of costs, Shares	4,857,143
Exercise of stock options	$ 1	3,456		3,457
Exercise of stock options, shares	313
Vesting of restricted stock	$ 87	(87)
Vesting of restricted stock, shares	86,849
Net loss			(5,333,951)	(5,333,951)
BALANCE at Dec. 31, 2015	$ 9,879	114,950,278	(98,633,745)	16,326,412
BALANCE, shares at Dec. 31, 2015	9,878,906
Stock-based compensation expense (employees and directors)		935,899		935,899
Issuance of common stock, net of costs	$ 1,200	1,776,750		1,776,750
Issuance of common stock, net of costs, Shares	1,200,000
Purchase and retirement of common stock	$ (979)	(1,095,629)		(1,096,608)
Purchase and retirement of common stock, shares	(979,114)
Exercise of stock options	$ 345	389,534		389,879
Exercise of stock options, shares	345,127
Exercise of warrants	$ 153	336,447		389,879
Exercise of warrants, shares	153,000
Vesting of restricted stock	$ 121	(121)
Vesting of restricted stock, shares	120,634
Net loss			(5,734,681)	(5,734,681)
BALANCE at Dec. 31, 2016	$ 10,719	$ 117,293,158	$ (104,368,426)	$ 12,935,451
BALANCE, shares at Dec. 31, 2016	10,718,553