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	$ 12,946,015	$ 32,759	$ 138,867,509	$ (124,557,694)	$ (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	10,580,493	$ 32,945	138,964,194	(127,020,087)	(1,396,559)
Beginning balance (in shares) at Dec. 31, 2018		32,381,290
Beginning balance at Dec. 31, 2018	12,946,015	$ 32,759	138,867,509	(124,557,694)	(1,396,559)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(4,417,386)
Ending balance (in shares) at Jun. 30, 2019		32,614,534
Ending balance at Jun. 30, 2019	8,666,277	$ 32,992	139,004,924	(128,975,080)	(1,396,559)
Beginning balance (in shares) at Mar. 31, 2019		32,567,321
Beginning balance at Mar. 31, 2019	10,580,493	$ 32,945	138,964,194	(127,020,087)	(1,396,559)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(1,954,993)			(1,954,993)
Stock-based compensation	49,822		49,822
Stock issued for vested restricted stock awards (in shares)		47,213
Stock issued for vested restricted stock awards	0	$ 47	(47)
Shares withheld for taxes on vest restricted stock	(9,045)		(9,045)
Ending balance (in shares) at Jun. 30, 2019		32,614,534
Ending balance at Jun. 30, 2019	8,666,277	$ 32,992	139,004,924	(128,975,080)	(1,396,559)
Beginning balance (in shares) at Dec. 31, 2019		51,846,011
Beginning balance at Dec. 31, 2019	14,453,550	$ 52,223	144,843,687	(129,045,801)	(1,396,559)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(2,825,236)			(2,825,236)
Stock-based compensation	208,897		208,897
Stock issued for vested restricted stock awards (in shares)		260,719
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, net (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		60,353,159
Ending balance at Mar. 31, 2020	13,491,482	$ 60,730	146,698,348	(131,871,037)	(1,396,559)
Beginning balance (in shares) at Dec. 31, 2019		51,846,011
Beginning balance at Dec. 31, 2019	14,453,550	$ 52,223	144,843,687	(129,045,801)	(1,396,559)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(4,184,524)			(4,184,524)
Ending balance (in shares) at Jun. 30, 2020		75,775,666
Ending balance at Jun. 30, 2020	18,074,532	$ 76,153	152,625,263	(133,230,325)	(1,396,559)
Beginning balance (in shares) at Mar. 31, 2020		60,353,159
Beginning balance at Mar. 31, 2020	13,491,482	$ 60,730	146,698,348	(131,871,037)	(1,396,559)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(1,359,288)			(1,359,288)
Stock-based compensation	193,288		193,288
Convertible Note Conversion (in shares)		1,800,000
Convertible Note Conversion	455,143	$ 1,800	453,343
Sale of common stock, net (in shares)		13,622,507
Sale of common stock, net	5,293,907	$ 13,623	5,280,284
Ending balance (in shares) at Jun. 30, 2020		75,775,666
Ending balance at Jun. 30, 2020	$ 18,074,532	$ 76,153	$ 152,625,263	$ (133,230,325)	$ (1,396,559)