Income Taxes - Current and Deferred Components of Income Tax (Benefit) Expense (Details) - USD ($) $ in Thousands	1 Months Ended	11 Months Ended	12 Months Ended
	Dec. 31, 2020	Nov. 30, 2020	Dec. 31, 2019
Current income tax benefit
Federal	$ 0	$ (3,748)	$ (591)
State	0	0	(464)
Total current income tax benefit	0	(3,748)	(1,055)
Deferred tax expense (benefit)
Federal	0	882	(20,989)
State	0	(1,813)	673
Valuation allowance	0	0	8,876
Total deferred income tax benefit	0	(931)	(11,440)
Total income tax benefit	$ 0	$ (4,679)	$ (12,495)