Income Taxes - Difference Between Actual Income Tax Expense and Tax Provision Computed by Applying Statutory Federal Income Tax Rate to Income Before Taxes (Detail) - USD ($) $ in Thousands	4 Months Ended	8 Months Ended	12 Months Ended
	Apr. 23, 2021	Dec. 31, 2021	Dec. 31, 2022	Dec. 31, 2020
(Loss) income before income tax expense:
U.S.	$ 686,202	$ (1,048)	$ (7,054)	$ (336,880)
Foreign	(2,687,595)	(174,642)	(98,552)	(939,210)
Loss before income tax benefit (expense)	(2,001,393)	(175,690)	(105,606)	(1,276,090)
Expected income tax benefit at federal statutory rate	(420,292)	(36,895)	(22,177)	(267,979)
Effect of tax rate changes		9,871		(7,003)
Reorganization items	(225,563)	266		7,871
Post-petition interest expense	(6,771)			(16,778)
Disallowed officers' compensation and restricted stock unit awards			2,205
Interest and penalties reported as income tax expense			3,318
Effect of foreign operations	163,236	79,600	12,639	136,262
Valuation allowance	515,421	(45,919)	(23,135)	17,331
Uncertain tax positions, settlements and adjustments relating to prior years	(67,626)	(7,220)	25,692	107,148
Other	2,191	1,951	(937)	1,962
Income tax (benefit) expense	$ (39,404)	$ 1,654	$ (2,395)	$ (21,186)