Derivative and Other Hedging Financial Instruments - Additional Information (Detail) € in Millions	1 Months Ended	9 Months Ended
	Oct. 31, 2015 USD ($)	Sep. 30, 2015 USD ($)	Sep. 30, 2015 EUR (€)
Derivative [Line Items]
Deferred net gains within AOCI expected to be reclassified to earnings over the next twelve months		$ 23,000,000
Euro-denominated 3 3/4% Senior Notes Due in October 2021
Derivative [Line Items]
Debt instrument, principal balance designated as investment hedge | €			€ 300
Interest rate of debt instrument		3.75%	3.75%
Senior notes, maturity period		2021-10
Net Investment Hedging | Euro-denominated 3 3/4% Senior Notes Due in October 2021
Derivative [Line Items]
Deferred gain (loss) on net investment hedge recorded in AOCI, net of tax		$ 45,200,000
Interest Rate Swap | Fair value derivatives
Derivative [Line Items]
Notional amount		$ 650,000,000
Derivative weighted average basis spread on variable rate		6.05%	6.05%
Interest Rate Swap | Fair value derivatives | Subsequent Event
Derivative [Line Items]
Net proceeds received from terminating derivatives	$ 6,000,000
Swap | Cash flow hedges
Derivative [Line Items]
Notional amount		$ 850,000,000
Derivative maturity date		2020-06
Weighted average fixed rate of interest swaps		1.30%	1.30%
Forward-Starting Swaps | Cash flow hedges
Derivative [Line Items]
Notional amount		$ 350,000,000
Effective date of swap agreement		Dec. 31, 2015
Foreign Exchange Contract | Cash flow hedges
Derivative [Line Items]
Notional amount		$ 630,000,000
Derivative maturity date		2017-03
Foreign Exchange Contract | Cash flow hedges | Derivatives that are not designated as effective hedges
Derivative [Line Items]
Notional amount		$ 535,000,000
Derivative maturity date		2016-09
Commodity Contract | Derivatives that are not designated as effective hedges
Derivative [Line Items]
Notional amount		$ 39,000,000
Derivative maturity date		2016-12