Condensed Consolidated Statements of Shareholders' Equity (Unaudited) - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-In Captal	Accumulated Other Comprehensive Loss	Accumulated Deficit
Balance at Dec. 31, 2020	$ 19,370	$ 54	$ 24,968	$ (150)	$ (5,502)
Balance (in shares) at Dec. 31, 2020		5,352,626
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation	53		53
Stock-based compensation (in shares)		7,035
Stock for tax withholding	(24)		(24)
Stock for tax withholding (in shares)		(5,324)
Comprehensive income:
Foreign currency translation adjustment	(53)			(53)
Net income	1,131				1,131
Balance at Mar. 31, 2021	20,477	$ 54	24,997	(203)	(4,371)
Balance (in shares) at Mar. 31, 2021		5,354,337
Balance at Dec. 31, 2021	19,794	$ 54	25,167	(288)	(5,139)
Balance (in shares) at Dec. 31, 2021		5,378,857
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation	206		206
Stock-based compensation (in shares)		6,996
Stock options exercised	$ 32		32
Stock options exercised (in shares)	7,000	7,000
Stock for tax withholding	$ (9)		(9)
Stock for tax withholding (in shares)		(1,365)
Dividends declared	(645)				(645)
Comprehensive income:
Foreign currency translation adjustment	(62)			(62)
Net income	17				17
Balance at Mar. 31, 2022	$ 19,333	$ 54	$ 25,396	$ (350)	$ (5,767)
Balance (in shares) at Mar. 31, 2022		5,391,488