Fair Value of Derivative Financial Instruments (Detail) - USD ($) $ in Millions		Sep. 30, 2015	Dec. 31, 2014
Derivatives, Fair Value [Line Items]
Fair Value of Derivatives, Asset	[1]	$ 36.7	$ 29.3
Fair Value of Derivatives, Liability	[1]	31.6	23.5
Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Fair Value of Derivatives, Asset	[1]	28.4	26.5
Fair Value of Derivatives, Liability	[1]	16.8	13.2
Designated as Hedging Instrument | Cash flow hedges | Interest Rate Swap
Derivatives, Fair Value [Line Items]
Fair Value of Derivatives, Asset	[1]		0.6
Fair Value of Derivatives, Liability	[1]	11.0	7.2
Designated as Hedging Instrument | Cash flow hedges | Foreign Exchange Contract
Derivatives, Fair Value [Line Items]
Fair Value of Derivatives, Asset	[1]	25.1	25.9
Fair Value of Derivatives, Liability	[1]	5.8	3.8
Designated as Hedging Instrument | Fair value derivatives | Interest Rate Swap
Derivatives, Fair Value [Line Items]
Fair Value of Derivatives, Asset	[1]	3.3
Fair Value of Derivatives, Liability	[1]		2.2
Derivatives that are not designated as effective hedges
Derivatives, Fair Value [Line Items]
Fair Value of Derivatives, Asset	[1]	8.3	2.8
Fair Value of Derivatives, Liability	[1]	14.8	10.3
Derivatives that are not designated as effective hedges | Foreign Exchange Contract
Derivatives, Fair Value [Line Items]
Fair Value of Derivatives, Asset	[1]	8.3	2.8
Fair Value of Derivatives, Liability	[1]	5.4	1.3
Derivatives that are not designated as effective hedges | Commodity Contract
Derivatives, Fair Value [Line Items]
Fair Value of Derivatives, Liability	[1]	$ 9.4	$ 9.0

[1] Consolidated balance sheet location: Asset: Other current and non-current assets Liability: Other current and non-current liabilities