Income Taxes - Components of Income Tax (Benefit) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Current:
Federal	$ (6,115)	$ (22,923)
State	144	(2,295)
Foreign	(21)	(238)
Total current	(5,992)	(25,456)
Deferred:
Federal	(116)	24,373
State	(71)	1,345
Foreign	0	0
Total deferred	(187)	25,718
Income tax (benefit) expense	$ (6,179)	$ 262