Condensed Consolidated Statement of Changes in Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	AOCI Attributable to Parent [Member]	Retained Earnings [Member]	Parent [Member]	Noncontrolling Interest [Member]	Total
Beginning balance, value at Dec. 31, 2020	$ 10	$ 144,296	$ 74	$ (131,858)	$ 12,522	$ 3,051	$ 15,573
Beginning balance, shares at Dec. 31, 2020	9,873,006
Net loss				(537)	(537)		(537)
Net unrealized losses on foreign currency translation, net of tax			(6)		(6)		(6)
Exercise of options		62			62		62
Exercise of options, shares	14,754
Cashless exercise of options
Cashless exercise of options, shares	131
Stock-based compensation		443			443	2	445
Ending balance, value at Mar. 31, 2021	$ 10	144,801	68	(132,395)	12,484	3,053	15,537
Ending balance, shares at Mar. 31, 2021	9,887,891
Beginning balance, value at Dec. 31, 2021	$ 10	147,346	64	(135,725)	11,695	3,054	14,749
Beginning balance, shares at Dec. 31, 2021	10,198,712
Net loss				(1,967)	(1,967)		(1,967)
Change in non-controlling interest						188	188
Net unrealized losses on foreign currency translation, net of tax			(3)		(3)		(3)
Exercise of warrants		163			163		163
Exercise of warrants, shares	60,374
Stock-based compensation		272			272		272
Ending balance, value at Mar. 31, 2022	$ 10	$ 147,781	$ 61	$ 137,692	$ 10,160	$ 3,242	$ 13,402
Ending balance, shares at Mar. 31, 2022	10,259,086