Summary of Fair Value of Derivatives (Detail) (USD $) In Millions, unless otherwise specified	Sep. 29, 2012	Jan. 31, 2012	Dec. 31, 2011
Derivatives, Fair Value [Line Items]
Notional Amount of Interest Rate Derivatives	$ 550.0		$ 1,250.0
Deferred (Gain) Loss on Discontinuation of Fair Value Hedge	11.1	28.0
Cash Flow Hedges | Fixed-to-Floating Interest Rate Swaps Terminated
Derivatives, Fair Value [Line Items]
Notional Amount of Interest Rate Derivatives		240.0
Designated as Hedging Instruments
Derivatives, Fair Value [Line Items]
Fair value of asset derivatives	35.3		69.9
Fair value of liability derivatives	88.9		94.3
Designated as Hedging Instruments | Cash Flow Hedges | Interest Rate Contracts | Other current assets
Derivatives, Fair Value [Line Items]
Fair value of asset derivatives	0		0
Designated as Hedging Instruments | Cash Flow Hedges | Interest Rate Contracts | Accrued expenses
Derivatives, Fair Value [Line Items]
Fair value of liability derivatives	44.5		86.9
Designated as Hedging Instruments | Cash Flow Hedges | Foreign Exchange Contracts | Other current assets
Derivatives, Fair Value [Line Items]
Fair value of asset derivatives	3.5		5.3
Designated as Hedging Instruments | Cash Flow Hedges | Foreign Exchange Contracts | LT other assets
Derivatives, Fair Value [Line Items]
Fair value of asset derivatives	0.5		0
Designated as Hedging Instruments | Cash Flow Hedges | Foreign Exchange Contracts | Accrued expenses
Derivatives, Fair Value [Line Items]
Fair value of liability derivatives	6.0		1.4
Designated as Hedging Instruments | Cash Flow Hedges | Foreign Exchange Contracts | LT other liabilities
Derivatives, Fair Value [Line Items]
Fair value of liability derivatives	0.6		0.8
Designated as Hedging Instruments | Fair Value Hedges | Interest Rate Contracts | Other current assets
Derivatives, Fair Value [Line Items]
Fair value of asset derivatives	11.7		21.7
Designated as Hedging Instruments | Fair Value Hedges | Interest Rate Contracts | LT other assets
Derivatives, Fair Value [Line Items]
Fair value of asset derivatives	19.6		15.2
Designated as Hedging Instruments | Fair Value Hedges | Interest Rate Contracts | Accrued expenses
Derivatives, Fair Value [Line Items]
Fair value of liability derivatives	1.0		5.2
Designated as Hedging Instruments | Fair Value Hedges | Interest Rate Contracts | LT other liabilities
Derivatives, Fair Value [Line Items]
Fair value of liability derivatives	0		0
Designated as Hedging Instruments | Net Investment Hedging | Other current assets
Derivatives, Fair Value [Line Items]
Fair value of asset derivatives	0		27.7
Designated as Hedging Instruments | Net Investment Hedging | Accrued expenses
Derivatives, Fair Value [Line Items]
Fair value of liability derivatives	36.8		0
Not Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Fair value of asset derivatives	87.2		72.6
Fair value of liability derivatives	64.1		87.4
Not Designated as Hedging Instrument | Foreign Exchange Contracts | Other current assets
Derivatives, Fair Value [Line Items]
Fair value of asset derivatives	87.2		48.1
Not Designated as Hedging Instrument | Foreign Exchange Contracts | LT other assets
Derivatives, Fair Value [Line Items]
Fair value of asset derivatives	0		24.5
Not Designated as Hedging Instrument | Foreign Exchange Contracts | Accrued expenses
Derivatives, Fair Value [Line Items]
Fair value of liability derivatives	52.4		63.4
Not Designated as Hedging Instrument | Foreign Exchange Contracts | LT other liabilities
Derivatives, Fair Value [Line Items]
Fair value of liability derivatives	11.7		24.0
Notes payable due 2013 | Fair Value Hedges | Fixed-to-Floating Interest Rate Swaps Terminated
Derivatives, Fair Value [Line Items]
Notional Amount of Interest Rate Derivatives		250.0
Notes payable due 2014 | Fair Value Hedges | Fixed-to-Floating Interest Rate Swaps Terminated
Derivatives, Fair Value [Line Items]
Notional Amount of Interest Rate Derivatives		$ 300.0