Provision (Benefit) For Current and Deferred Income Taxes (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Current
Federal	$ (25,075)us-gaap_CurrentFederalTaxExpenseBenefit	$ 38,227us-gaap_CurrentFederalTaxExpenseBenefit	$ 69,639us-gaap_CurrentFederalTaxExpenseBenefit
State	(2,029)	6,447	8,660
Foreign	106,998us-gaap_CurrentForeignTaxExpenseBenefit	130,878us-gaap_CurrentForeignTaxExpenseBenefit	126,465us-gaap_CurrentForeignTaxExpenseBenefit
Total current income tax expense	79,894us-gaap_CurrentIncomeTaxExpenseBenefit	175,552us-gaap_CurrentIncomeTaxExpenseBenefit	204,764us-gaap_CurrentIncomeTaxExpenseBenefit
Deferred
Federal	21,987	30,342	(26,489)
State	8,233	(512)	520
Foreign	(22,078)	(10,198)	(10,214)
Total deferred income tax expense	8,142us-gaap_DeferredIncomeTaxExpenseBenefit	19,632us-gaap_DeferredIncomeTaxExpenseBenefit	(36,183)us-gaap_DeferredIncomeTaxExpenseBenefit
Provision for income taxes	$ 88,036us-gaap_IncomeTaxExpenseBenefit	$ 195,184us-gaap_IncomeTaxExpenseBenefit	$ 168,581us-gaap_IncomeTaxExpenseBenefit

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

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