CONSOLIDATED STATEMENTS OF EQUITY - USD ($) $ in Thousands	Common Stock [Member]	Warrant [Member]	Additional Paid In Capital [Member]	Retained Earnings [Member]	Total
Balance at Dec. 31, 2019	$ 209	$ 4,790	$ 424,399	$ 4,809	$ 434,207
Net loss	0	0	0	(464,030)	(464,030)
Share-based compensation expense	0	0	(112)	0	(112)
Dividends	0	0	0	(3,786)	(3,786)
Expiration of warrants	0	(2)	2	0	0
Shares withheld for taxes	0	0	(51)	0	(51)
Other	169	0	(134)	0	35
Balance at Dec. 31, 2020	378	4,788	424,104	(463,007)	(33,737)
Net 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)