Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Components of the provision for income taxes
Federal	$ 2,189	$ (3,664)	$ (2,809)	$ (4,273)
State	(3)	(2,047)	(543)	(2,351)
Deferred portion of income tax expense	(44,278)	(81,000)	(94,246)	(92,948)
Income tax expense	$ (42,092)	$ (86,711)	$ (97,598)	$ (99,572)
Effective tax rate	21.90%	21.10%	21.90%	21.10%
Net cash paid for income taxes	$ (6,100)		$ (6,137)	$ (10,502)