Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Common Stock [Member]	Common Stock Subscribed [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Subscription Receivable [Member]	Total
Balance (in shares) at Dec. 31, 2020	11,536,720	26,966
Balance at Dec. 31, 2020	$ 69	$ 0	$ 74,671	$ (56,916)	$ 65	$ (129)	$ 17,760
Stock-based compensation	0	0	405	0	0	0	405
Consolidated net loss	0	0	0	(4,445)	0	0	(4,445)
Cumulative translation adjustment	$ 0	$ 0	0	0	(4)	0	(4)
Issuance of common stock, net of issuance costs of $6,159 (in shares)	16,883,420	(26,966)
Issuance of common stock, net of issuance costs of $6,159	$ 18	$ 0	74,537	0	0	129	74,684
Reverse stock split (in shares)	14,285
Reverse stock split	$ (60)		60	0	0		0
Warrants exercised (in shares)	10,000
Warrants exercised	$ 1		115	0	0		116
Balance (in shares) at Mar. 31, 2021	28,444,425	0
Balance at Mar. 31, 2021	$ 28	$ 0	149,788	(61,361)	61	0	88,516
Balance (in shares) at Dec. 31, 2021	28,578,338	0
Balance at Dec. 31, 2021	$ 29	$ 0	151,733	(72,810)	41	0	78,993
Stock-based compensation	0	0	527	0	0	0	527
Consolidated net loss	0	0	0	(6,867)	0	0	(6,867)
Cumulative translation adjustment	$ 0	$ 0	0	0	12	0	$ 12
Issuance of common stock, net of issuance costs of $6,159 (in shares)							0
Balance (in shares) at Mar. 31, 2022	28,578,338	0
Balance at Mar. 31, 2022	$ 29	$ 0	$ 152,260	$ (79,677)	$ 53	$ 0	$ 72,665