CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($)	Common Stock [Member]	Additional Paid-in-Capital [Member]	Treasury Stock [Member]	Accumulated Deficit [Member]	AOCI [Member]	Total
Balance at Dec. 31, 2019	$ 177,335	$ 95,433,077	$ 0	$ (71,585,003)	$ 9,844	$ 24,035,253
Balance (in shares) at Dec. 31, 2019	17,733,617		0
Common Stock:
Restricted stock issued	$ 343	117,956	$ 0	0	0	118,299
Restricted stock issued (in shares)	34,249		0
Restricted stock compensation, net	$ (4,406)	(292,495)	$ 0	0	0	(296,901)
Restricted stock compensation, net (in shares)	(440,631)		0
Shares tendered for withholding taxes	$ 0	145,056	$ (145,056)	0	0	0
Shares tendered for withholding taxes (in shares)	0		(31,486)
Options:
Stock option compensation	$ 0	139,449	$ 0	0	0	139,449
Comprehensive loss	0	0	0	0	(863,294)	(863,294)
Net loss	0	0	0	(4,999,549)	0	(4,999,549)
Balance at Mar. 31, 2020	$ 173,272	95,543,043	$ (145,056)	(76,584,552)	(853,450)	18,133,257
Balance (in shares) at Mar. 31, 2020	17,327,235		(31,486)
Balance at Dec. 31, 2020	$ 202,235	124,961,514	$ (190,093)	(97,106,331)	(90,916)	27,776,409
Balance (in shares) at Dec. 31, 2020	20,223,498		(41,141)
Common Stock:
Restricted stock issued	$ 622	58,909	$ 0	0	0	59,531
Restricted stock issued (in shares)	62,197		0
Restricted stock compensation, net	$ 0	309,010	$ 0	0	0	309,010
Restricted stock compensation, net (in shares)	0		0
Shares tendered for withholding taxes	$ 0	(115,059)	$ 0	0	0	(115,059)
Shares tendered for withholding taxes (in shares)	0		0
Options:
Stock option compensation	$ 0	211,140	$ 0	0	0	211,140
Comprehensive loss	0	0	0	0	(455,722)	(455,722)
Net loss	0	0	0	(4,500,163)	0	(4,500,163)
Balance at Mar. 31, 2021	$ 202,857	$ 125,425,514	$ (190,093)	$ (101,606,494)	$ (546,638)	$ 23,285,146
Balance (in shares) at Mar. 31, 2021	20,285,695		(41,141)