Condensed Consolidated Statements of Stockholders’ Equity (Unaudited) - USD ($) shares in Thousands, $ in Thousands	Common Stock	Paid-in Capital	Accumulated Deficit	Accumulated Other Comprehensive Loss	Total
Balance at Dec. 31, 2020	$ 12	$ 29,571	$ (27,394)	$ (952)	$ 1,237
Balance (in Shares) at Dec. 31, 2020	11,558
Net loss			(414)		(414)
Subordinated convertible debt discount		186			186
Stock-based Compensation		130			130
Conversion of convertible subordinated debt		101			101
Conversion of convertible subordinated debt (in Shares)	101
Stock awards for directors’ fees and employee compensation		261			261
Stock awards for directors’ fees and employee compensation (in Shares)	172
Exercised stock options		4			4
Exercised stock options (in Shares)	43
Balance at Mar. 31, 2021	$ 12	30,253	(27,808)	(952)	1,505
Balance (in Shares) at Mar. 31, 2021	11,874
Balance at Dec. 31, 2021	$ 13	31,513	(27,310)	(931)	3,285
Balance (in Shares) at Dec. 31, 2021	13,011
Net loss			(1,154)		(1,154)
Stock-based Compensation		121			121
Conversion of convertible subordinated debt		62			62
Conversion of convertible subordinated debt (in Shares)	104
Stock awards for employee compensation		97			97
Stock awards for employee compensation (in Shares)	157
Balance at Mar. 31, 2022	$ 13	$ 31,793	$ (28,464)	$ (931)	$ 2,411
Balance (in Shares) at Mar. 31, 2022	13,272