Income Taxes - Components of Income Taxes (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019		Dec. 31, 2018	Dec. 31, 2017
Income Tax Disclosure [Abstract]
Document Period End Date	Dec. 31, 2019
Current Income Tax Expense (Benefit), Continuing Operations [Abstract]
Federal	$ 50,145		$ 165,303	$ 303,514
State	10,285		26,036	19,234
Foreign	84,433		95,053	78,354
Total current	144,863		286,392	401,102
Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract]
Federal	(10,479)		(19,688)	(255,188)
State	3,745		8,727	276
Foreign	44,617		8,211	7,200
Total deferred	37,883		(2,750)	(247,712)
Total provision	$ 182,746	[1]	$ 283,642	$ 153,390	[2]

[1] Reflects the impact of the Company's adoption of ASU 2016-02 "Leases", on January 1, 2019, using a modified retrospective transition method. Under this method, financial results reported in periods prior to 2019 are unchanged. Refer to footnote 14.

[2] The Company applied the modified retrospective transition method when adopting ASC 606, therefore the Company's 2017 prior period results were not restated to reflect ASC 606.