Income Taxes - Tax Provision (Benefit) (Detail) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Income Tax Disclosure [Abstract]
Federal, Current	$ (51,980)	$ 166,024	$ 275,475
Federal, Deferred	(74,432)	(7,667)	39,045
Federal, Total	(126,412)	158,357	314,520
State, Current	52,403	43,320	21,212
State, Deferred	(5,760)	(3,692)	5,573
State, Total	46,643	39,628	26,785
Foreign, Current	163,833	149,194	123,840
Foreign, Deferred	(14,169)	(34,121)	2,612
Foreign, Total	149,664	115,073	126,452
Tax Provision (Benefit), Total	$ 69,895	$ 313,058	$ 467,757

Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.

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