Consolidated Statements of Changes in Stockholders' Equity - USD ($) $ in Thousands	Common Stock	Treasury Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Loss	Accumulated Earnings	Total
Beginning Balances at Dec. 31, 2020	$ 10	$ (23,559)	$ 106,551	$ (2,434)	$ 18,320	$ 98,888
Beginning Balances (In Shares) at Dec. 31, 2020	101,170,915	4,414,767
Net income (loss)					(13,138)	(13,138)
Stock-based compensation			761			761
Stock-based compensation (in shares)	65,338
Shares used to settle payroll tax withholding			(51)			(51)
Cumulative translation adjustment				(19)		(19)
Ending Balances at Mar. 31, 2021	$ 10	$ (23,559)	107,261	(2,453)	5,182	86,441
Ending Balances (In shares) at Mar. 31, 2021	101,236,253	4,414,767
Beginning Balances at Dec. 31, 2021	$ 10	$ (23,559)	109,538	(2,462)	13,744	97,271
Beginning Balances (In Shares) at Dec. 31, 2021	101,952,683	4,414,767
Net income (loss)					494	494
Stock-based compensation			560			560
Cumulative translation adjustment				(18)		(18)
Ending Balances at Mar. 31, 2022	$ 10	$ (23,559)	$ 110,098	$ (2,480)	$ 14,238	$ 98,307
Ending Balances (In shares) at Mar. 31, 2022	96,936,785	9,430,665
Cancelled common stock	(5,015,898)	5,015,898