CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($)	Total	Common Stock	Additional Paid in Capital	Accumulated Deficit	Treasury Stock
Beginning balance (in shares) at Dec. 31, 2018		32,381,290
Beginning balance at Dec. 31, 2018	$ 11,033,815	$ 32,759	$ 138,867,509	$ (126,469,894)	$ (1,396,559)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(2,462,393)			(2,462,393)
Stock-based compensation	96,871		96,871
Stock issued for vested restricted stock awards (in shares)		186,031
Stock issued for vested restricted stock awards	0	$ 186	(186)
Ending balance (in shares) at Mar. 31, 2019		32,567,321
Ending balance at Mar. 31, 2019	8,668,293	$ 32,945	138,964,194	(128,932,287)	(1,396,559)
Beginning balance (in shares) at Dec. 31, 2019		51,846,011
Beginning balance at Dec. 31, 2019	12,541,350	$ 52,223	144,843,687	(130,958,001)	(1,396,559)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(2,825,236)
Stock-based compensation	208,897		208,897
Stock issued for vested restricted stock awards (in shares)		260,593
Stock issued for vested restricted stock awards	0	$ 261	(261)
Shares withheld for taxes on vest restricted stock	(21,184)		(21,184)
Convertible Note Conversion (in shares)		1,200,000
Convertible Note Conversion	468,667	$ 1,200	467,467
Sale of Common Stock (in shares)		7,046,429
Sale of common stock, net	1,206,788	$ 7,046	1,199,742
Ending balance (in shares) at Mar. 31, 2020		60,353,033
Ending balance at Mar. 31, 2020	$ 11,579,282	$ 60,730	$ 146,698,348	$ (133,783,237)	$ (1,396,559)