Condensed Consolidated Statements of Changes in Stockholders' Deficit - USD ($) $ in Thousands	Total	Public equity	Common Stock	Common Stock Public equity	Additional Paid-in Capital	Additional Paid-in Capital Public equity	Accumulated Deficit
Beginning balance (in shares) at Dec. 31, 2021			41,228,736
Beginning balance at Dec. 31, 2021	$ (82,134)		$ 41		$ 174,621		$ (256,796)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock issued (in shares)				391,652
Common stock issued, value		$ 1,360		$ 0		$ 1,360
Costs of common stock issued under public equity offering		(62)				(62)
Share-based compensation expense	913				913
Other	0				1		(1)
Net income (loss)	(13,220)						(13,220)
Ending balance (in shares) at Mar. 31, 2022			41,620,388
Ending balance at Mar. 31, 2022	(93,143)		$ 41		176,833		(270,017)
Beginning balance (in shares) at Dec. 31, 2022			54,827,734
Beginning balance at Dec. 31, 2022	(118,554)		$ 55		192,598		(311,207)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock issued (in shares)				1,078,622
Common stock issued, value		993		$ 1		992
Costs of common stock issued under public equity offering		$ (77)				$ (77)
Share-based compensation expense	344				344
Vested restricted stock units (in shares)			16,005
Vested restricted stock units	(8)				(8)
Other	(1)				(1)
Net income (loss)	8,068						8,068
Ending balance (in shares) at Mar. 31, 2023			55,922,361
Ending balance at Mar. 31, 2023	$ (109,235)		$ 56		$ 193,848		$ (303,139)