CONSOLIDATED STATEMENTS OF EQUITY - USD ($) $ in Thousands	Common Stock [Member]	Warrant [Member]	Additional Paid In Capital [Member]	Accumulated Earnings (Deficit) [Member]	Total
Balance at Dec. 31, 2020	$ 378	$ 4,788	$ 424,104	$ (463,007)	$ (33,737)
Net income (loss)	0	0	0	(32,070)	(32,070)
Share-based compensation expense	0	0	1,047	0	1,047
Shares withheld for taxes	0	0	(81)	0	(81)
Other	4	0	(4)	0	0
Balance at Dec. 31, 2021	382	4,788	425,066	(495,077)	(64,841)
Net income (loss)	0	0	0	57,875	57,875
Share-based compensation expense	0	0	2,964	0	2,964
Expiration of warrants	0	(4,788)	4,788	0	0
Shares withheld for taxes	0	0	(563)	0	(563)
Other	4	0	(4)	0	0
Balance at Dec. 31, 2022	$ 386	$ 0	$ 432,251	$ (437,202)	$ (4,565)