Summary of Fair Value of Derivatives (Detail) (USD $) In Millions, unless otherwise specified	Jun. 28, 2014	Dec. 28, 2013
Derivatives, Fair Value [Line Items]
Notional Amount of Interest Rate Derivatives	$ 1,200.0	$ 950.0
Fair Value Hedging [Member]
Derivatives, Fair Value [Line Items]
Notional Amount of Interest Rate Derivatives		950.0
Designated as Hedging Instruments
Derivatives, Fair Value [Line Items]
Fair value of asset derivatives	27.9	26.8
Fair value of liability derivatives	115.3	195.5
Designated as Hedging Instruments | Cash Flow Hedges | Interest Rate Contracts | LT other assets
Derivatives, Fair Value [Line Items]
Fair value of asset derivatives	0	0
Designated as Hedging Instruments | Cash Flow Hedges | Interest Rate Contracts | LT other liabilities
Derivatives, Fair Value [Line Items]
Fair value of asset derivatives	0.7	0
Designated as Hedging Instruments | Cash Flow Hedges | Foreign Exchange Contracts | Other current assets
Derivatives, Fair Value [Line Items]
Fair value of asset derivatives	3.8	3.7
Designated as Hedging Instruments | Cash Flow Hedges | Foreign Exchange Contracts | LT other assets
Derivatives, Fair Value [Line Items]
Fair value of asset derivatives	1.2	0
Designated as Hedging Instruments | Cash Flow Hedges | Foreign Exchange Contracts | Accrued expenses
Derivatives, Fair Value [Line Items]
Fair value of liability derivatives	1.8	0.3
Designated as Hedging Instruments | Cash Flow Hedges | Foreign Exchange Contracts | LT other liabilities
Derivatives, Fair Value [Line Items]
Fair value of asset derivatives	0	0
Designated as Hedging Instruments | Fair Value Hedging [Member] | Interest Rate Contracts | Other current assets
Derivatives, Fair Value [Line Items]
Fair value of asset derivatives	22.3	21.7
Designated as Hedging Instruments | Fair Value Hedging [Member] | Interest Rate Contracts | LT other assets
Derivatives, Fair Value [Line Items]
Fair value of asset derivatives	0	0
Designated as Hedging Instruments | Fair Value Hedging [Member] | Interest Rate Contracts | Accrued expenses
Derivatives, Fair Value [Line Items]
Fair value of liability derivatives	3.4	3.3
Designated as Hedging Instruments | Fair Value Hedging [Member] | Interest Rate Contracts | LT other liabilities
Derivatives, Fair Value [Line Items]
Fair value of liability derivatives	57.6	139.3
Designated as Hedging Instruments | Net Investment Hedging | Other current assets
Derivatives, Fair Value [Line Items]
Fair value of asset derivatives	0.6	1.4
Designated as Hedging Instruments | Net Investment Hedging | Accrued expenses
Derivatives, Fair Value [Line Items]
Fair value of liability derivatives	51.8	52.6
Not Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Fair value of asset derivatives	61.0	64.9
Fair value of liability derivatives	20.9	16.8
Not Designated as Hedging Instrument | Foreign Exchange Contracts | Other current assets
Derivatives, Fair Value [Line Items]
Fair value of asset derivatives	61.0	64.9
Not Designated as Hedging Instrument | Foreign Exchange Contracts | LT other assets
Derivatives, Fair Value [Line Items]
Fair value of asset derivatives	0	0
Not Designated as Hedging Instrument | Foreign Exchange Contracts | Accrued expenses
Derivatives, Fair Value [Line Items]
Fair value of liability derivatives	20.9	10.4
Not Designated as Hedging Instrument | Foreign Exchange Contracts | LT other liabilities
Derivatives, Fair Value [Line Items]
Fair value of liability derivatives	$ 0	$ 6.4