Income Taxes - Components of Income Tax Expense (Benefit) (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Income Tax Disclosure [Abstract]
Federal - current	$ 40,045	$ 173,061	$ 109,684
State - current	69	267	264
Foreign - current	151,339	75,748	104,640
Total current	191,453	249,076	214,588
Federal - deferred	46,767	(51,852)	(1,023)
Foreign - deferred	(12,666)	380	3,164
Total deferred	34,101	(51,472)	2,141
Income tax expense	$ 225,554	$ 197,604	$ 216,729

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

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

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

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

Amount of deferred foreign income tax expense (benefit) pertaining to income (loss) from continuing operations.

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