Fresh Start Accounting - Fresh Start Adjustments, Net Change in Accumulated Deficit (Details) - USD ($) $ in Thousands		1 Months Ended	11 Months Ended	12 Months Ended
	Feb. 05, 2021	Feb. 05, 2021	Dec. 31, 2021	Dec. 31, 2022	Dec. 31, 2020
Reorganization, Chapter 11 [Line Items]
Prepaid expenses and other current assets	$ 32,681	$ 32,681	$ 45,026	$ 72,695
Intangible assets	113,389	113,389	61,849	34,372
Property and equipment, net	1,155,725	1,155,725	1,478,700	3,981,301
Other assets	70,420	70,420	77,247	141,385
Other current liabilities	(33,635)	(33,635)	(41,136)	(74,013)
Long-term debt	(393,500)	(393,500)	(216,000)	(513,055)
Other liabilities	(86,743)	(86,743)	(95,226)	(256,408)
Accumulated other comprehensive loss	0	0	(5,389)	(3,647)
Reorganization items, net		(252,051)	0	0	$ 23,930
Accumulated deficit	0	0	$ 101,982	$ 255,930
Fresh Start Adjustments
Reorganization, Chapter 11 [Line Items]
Prepaid expenses and other current assets	(10,073)	(10,073)
Intangible assets	113,389	113,389
Property and equipment, net	(2,410,903)	(2,410,903)
Other assets	(10,503)	(10,503)
Other current liabilities	52,613	52,613
Long-term debt	(41,446)	(41,446)
Deferred income taxes	(9,829)	(9,829)
Other liabilities	26,405	26,405
Accumulated other comprehensive loss	(57,904)	(57,904)
Reorganization items, net	(2,348,251)
Tax impact of fresh start adjustments	(19,721)
Accumulated deficit	$ (2,367,972)	$ (2,367,972)