Income Taxes - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended		4 Months Ended	8 Months Ended	12 Months Ended
	Apr. 23, 2021	Jun. 30, 2019	Apr. 23, 2021	Dec. 31, 2021	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Jan. 30, 2021	Dec. 31, 2018
Income Tax Contingency [Line Items]
Estimated amount of cancellation of debt income					$ 1,300,000
Net deferred tax asset and offsetting valuation allowance for swiss tax reform			$ 187,000
Net tax benefit related to tax law change	$ 187,389	$ 14,200		$ 1,730		$ 2,944	$ 23,267
Charge relating to previously deferred earnings of certain non-US subsidiaries				6,282	6,282	11,240
Revised net tax benefit associated with tax reform act		34,500
Net operating loss carryforwards, or NOLs				226,022	226,022	285,910
Deferred tax asset relates to NOL carryforwards				131,100	131,100
Net operating loss carryforwards to expire				94,900	$ 94,900
Net operating loss carryforwards expiring years					2023 and 2037
Foreign tax credit carryback				2,700	$ 2,700
Deferred tax assets for foreign tax credits				29,243	29,243	34,089
Uncertain tax position recorded for current year				3,553		100,780	85,970
Reductions related to statute of limitation expirations	1,841			8,777		3,653	1,875
Valuation allowance of net operating losses				673,500	673,500
Net liability for uncertain tax positions	26,678		26,678	21,148	21,148	214,626	118,884	$ 214,626	$ 55,943
Net increase in uncertain tax positions from prior years	$ 1,282			1,424		1,559	2,113
Net unrecognized tax benefits that would affect the effective tax rate				48,900	48,900	249,000	148,800
Accrued interest on uncertain tax positions				3,900	3,900	6,000
Accrued penalties on uncertain tax positions				19,700	19,700	19,000
Interest expense (benefit) recognized related to uncertain tax positions			100	1,800		1,900	1,000
Penalties recognized related to uncertain tax positions			(400)	40		1,100	300
Tax Year 2014 through 2019 [Member]
Income Tax Contingency [Line Items]
Decrease in unrecognized tax benefit				10,300	10,300
Other Assets [Member]
Income Tax Contingency [Line Items]
Net liability for uncertain tax positions				300	300	600
Deferred Tax Liability [Member]
Income Tax Contingency [Line Items]
Net liability for uncertain tax positions				1,700	1,700	193,200
Other Liabilities [Member]
Income Tax Contingency [Line Items]
Net liability for uncertain tax positions				47,600	47,600	56,300
United States [Member]
Income Tax Contingency [Line Items]
Deferred tax assets for foreign tax credits				29,200	29,200
U.S. Federal [Member]
Income Tax Contingency [Line Items]
Tax credit resulting from remeasurement of net U.S. deferred tax liabilities		72,500
Net operating loss carryforwards, or NOLs				64,000	64,000
Foreign [Member]
Income Tax Contingency [Line Items]
Net operating loss carryforwards, or NOLs				162,000	$ 162,000
Swiss Federal Tax Administration (FTA) [Member]
Income Tax Contingency [Line Items]
Net tax benefit related to tax law change			$ 187,000
Uncertain tax position recorded for current year						$ 100,800	$ 86,200
Reductions related to statute of limitation expirations				$ 8,800
Mandatory Repatriation [Member] | U.S. Federal [Member]
Income Tax Contingency [Line Items]
Charge relating to previously deferred earnings of certain non-US subsidiaries		$ 38,000
Foreign Tax Credit Carryforwards [Member] | United States [Member]
Income Tax Contingency [Line Items]
Foreign tax credits expiration periods					between 2022 to 2028