Unaudited Condensed Consolidated Statements of Stockholders' Equity - USD ($) shares in Thousands, $ in Thousands	Total	Cumulative Effect, Period of Adoption, Adjustment	Common Stock	Additional Paid-in Capital	Accumulated Deficit	Accumulated Deficit Cumulative Effect, Period of Adoption, Adjustment	Cumulative Translation Adjustments
Beginning balance (in shares) at Dec. 31, 2021			68,126
Beginning balance at Dec. 31, 2021	$ 31,727	$ 0	$ 68	$ 200,614	$ (168,953)		$ (2)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of restricted stock (in shares)			23
Share-based compensation	1,888			1,888
Translation adjustment	2						2
Net loss	(7,740)				(7,740)
Ending balance (in shares) at Mar. 31, 2022			68,149
Ending balance at Mar. 31, 2022	$ 25,877		$ 68	202,502	(176,693)		0
Accounting Standards Update [Extensible Enumeration]	Accounting Standards Update 2016-13 [Member]
Beginning balance (in shares) at Dec. 31, 2021			68,126
Beginning balance at Dec. 31, 2021	$ 31,727	0	$ 68	200,614	(168,953)		(2)
Ending balance (in shares) at Dec. 31, 2022			74,567
Ending balance at Dec. 31, 2022	28,672	$ (29)	$ 74	214,094	(185,493)	$ (29)	(3)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of restricted stock (in shares)			99
Share-based compensation	1,273			1,273
Translation adjustment	3						3
Net loss	(1,902)				(1,902)
Ending balance (in shares) at Mar. 31, 2023			74,666
Ending balance at Mar. 31, 2023	$ 28,017		$ 74	$ 215,367	$ (187,424)		$ 0