CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($)	Total	Common Stock	Additional Paid in Capital	Accumulated Deficit	Treasury Stock
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	(6,589,604)
Ending balance (in shares) at Sep. 30, 2020		97,544,947
Ending balance at Sep. 30, 2020	25,826,496	$ 97,546	161,364,355	(135,635,405)	0
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)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(2,405,080)			(2,405,080)
Stock-based compensation	258,430		258,430
Stock issued for vested restricted stock awards (in shares)		269,281
Stock issued for vested restricted stock awards	0	$ 269	(269)
Shares withheld for taxes on vest restricted stock	(32,881)		(32,881)
Sale of common stock, net (in shares)		21,500,000
Sale of common stock, net	9,931,495	$ 21,500	9,909,995
Cancellation of treasury stock	0	$ (376)	(1,396,183)		1,396,559
Ending balance (in shares) at Sep. 30, 2020		97,544,947
Ending balance at Sep. 30, 2020	25,826,496	$ 97,546	161,364,355	(135,635,405)	$ 0
Beginning balance (in shares) at Dec. 31, 2020		98,035,829
Beginning balance at Dec. 31, 2020	25,289,114	$ 98,036	161,541,448	(136,350,370)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(2,147,268)			(2,147,268)
Stock-based compensation	394,870		394,870
Stock issued for vested restricted stock awards (in shares)		1,467,465
Stock issued for vested restricted stock awards	0	$ 1,467	(1,467)
Shares withheld for taxes on vest restricted stock	(161,244)		(161,244)
Proceeds from exercise of options	1,569		1,569
Sale of common stock, net (in shares)		19,015,151
Sale of common stock, net	13,137,500	$ 19,016	13,118,484
Ending balance (in shares) at Mar. 31, 2021		118,518,445
Ending balance at Mar. 31, 2021	36,514,541	$ 118,519	174,893,660	(138,497,638)
Beginning balance (in shares) at Dec. 31, 2020		98,035,829
Beginning balance at Dec. 31, 2020	25,289,114	$ 98,036	161,541,448	(136,350,370)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(6,359,663)
Ending balance (in shares) at Sep. 30, 2021		118,747,447
Ending balance at Sep. 30, 2021	33,369,062	$ 118,748	175,960,347	(142,710,033)
Beginning balance (in shares) at Mar. 31, 2021		118,518,445
Beginning balance at Mar. 31, 2021	36,514,541	$ 118,519	174,893,660	(138,497,638)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(2,382,127)			(2,382,127)
Stock-based compensation	557,602		557,602
Ending balance (in shares) at Jun. 30, 2021		118,518,445
Ending balance at Jun. 30, 2021	34,690,016	$ 118,519	175,451,262	(140,879,765)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(1,830,268)			(1,830,268)
Stock-based compensation	613,544		613,544
Stock issued for vested restricted stock awards (in shares)		229,002
Stock issued for vested restricted stock awards	0	$ 229	(229)
Shares withheld for taxes on vest restricted stock	(110,805)		(110,805)
Stock warrants issued for referral agreement	6,575		6,575
Ending balance (in shares) at Sep. 30, 2021		118,747,447
Ending balance at Sep. 30, 2021	$ 33,369,062	$ 118,748	$ 175,960,347	$ (142,710,033)