Income Taxes - Schedule of Income Tax Expense and Benefits (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Current taxes
Federal	$ 0	$ 0	$ 0
State	0	0	0
Current taxes	0	0	0
Deferred taxes
Federal	80,091	(5,396)	(56,365)
State	5,033	(401)	(3,075)
Deferred taxes	85,124	(5,797)	(59,440)
Income tax (expense) benefit	$ 85,124	$ (5,797)	$ (59,440)