Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

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Accumulated change, net of tax, in accumulated gains and losses from derivative instruments designated and qualifying as the effective portion of cash flow hedges. Includes an entity's share of an equity investee's Increase or Decrease in deferred hedging gains or losses.

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The estimated net amount of existing gains or losses on cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Amount as of the balance sheet date of the unamortized adjustment to the carrying value of an interest-bearing hedged item made under an effective interest rate fair value hedge that is amortized upon discontinuation of the interest rate fair value hedge.

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The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments.

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Amount of decrease in the fair value of derivatives recognized in the income statement.

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Amount of the cost of borrowed funds accounted for as interest expense for debt.

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Fair value as of the balance sheet date of interest rate derivative liabilities, which includes all such derivative instruments in hedging and nonhedging relationships that are recognized as liabilities.

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The cash outflow for derivative instruments during the period, which are classified as financing activities, excluding those designated as hedging instruments.

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Derivative Financial Instruments - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	1 Months Ended	3 Months Ended
	Feb. 28, 2014	Apr. 04, 2015	Mar. 29, 2014	Jan. 03, 2015	Oct. 31, 2012	Jan. 31, 2012
Derivative Instruments, Gain (Loss) [Line Items]
Payments for Derivative Instrument, Investing Activities		$ 9.3	$ 27.7
Interest Rate Derivative Liabilities, at Fair Value	400
Deferred Gain (Loss) on Discontinuation of Interest Rate Fair Value Hedge		38.9
Payments for Derivative Instrument, Financing Activities	33.4	0	30.3
Notional Amount of Interest Rate Derivatives				950.0invest_DerivativeNotionalAmount
Payments for Hedge, Investing Activities		30.4
Notes 5 Point 75 Percent due 2053 [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Stated interest rate		5.75%
Notes payable due 2040
Derivative Instruments, Gain (Loss) [Line Items]
Stated interest rate		5.20%
Notes payable due 2028
Derivative Instruments, Gain (Loss) [Line Items]
Stated interest rate		7.05%
Notes 5 Point 75 Percent Due 2052 [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Stated interest rate		5.75%
Cash Flow Hedges
Derivative Instruments, Gain (Loss) [Line Items]
After-tax gain (loss) for cash flow hedge effectiveness in accumulated other comprehensive loss		(30.8)		(50.9)
Cash flow gain (loss) hedge loss expected to be reclassified to earnings as hedged transactions occur or as amounts are amortized within the next 12 months		(21.1)
Gain (loss) reclassified from accumulated other comprehensive loss into earnings		1.1	(2.3)
Fair Value Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Notional Amount of Interest Rate Derivatives		950.0
Derivative, Loss on Derivative		3.8	5.4
Interest Expense, Debt		11.9	13.2
Foreign Exchange Forward \| Cash Flow Hedges
Derivative Instruments, Gain (Loss) [Line Items]
Notional Amount of Interest Rate Derivatives		353.1		369.5
Foreign Exchange Option \| Cash Flow Hedges
Derivative Instruments, Gain (Loss) [Line Items]
Notional Amount of Interest Rate Derivatives		332.0		185.0
Interest Rate Risk \| Fair Value Hedging [Member] \| Notes 5 Point 75 Percent due 2053 [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Notional Amount of Interest Rate Derivatives				400.0
Interest Rate Risk \| Fair Value Hedging [Member] \| Notes 3 Point 4 Percent Due in 2021 [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Stated interest rate					3.40%
Notional Amount of Interest Rate Derivatives					400.0
Interest Rate Risk \| Fair Value Hedging [Member] \| Notes payable due 2040
Derivative Instruments, Gain (Loss) [Line Items]
Stated interest rate					5.20%
Notional Amount of Interest Rate Derivatives					400.0
Interest Rate Risk \| Fair Value Hedging [Member] \| Notes payable due 2028
Derivative Instruments, Gain (Loss) [Line Items]
Notional Amount of Interest Rate Derivatives						150.0
Interest Rate Risk \| Fair Value Hedging [Member] \| Notes 7 Point 05 Percent Due in 2028 [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Stated interest rate						7.05%
Foreign Exchange Contracts \| Net Investment Hedging
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) included in accumulated other comprehensive income (loss)		(14.3)		(37.2)
Foreign Exchange Contracts \| Net Investment Hedging \| Currency, British Pound Sterling
Derivative Instruments, Gain (Loss) [Line Items]
Notional Amount of Interest Rate Derivatives		1,400.0		1,300.0
Interest Rate Swap [Member] \| Cash Flow Hedges
Derivative Instruments, Gain (Loss) [Line Items]
Notional Amount of Interest Rate Derivatives		400.0
Not Designated as Hedging Instrument \| Forward Contracts
Derivative Instruments, Gain (Loss) [Line Items]
Notional Amount of Interest Rate Derivatives		2,600.0		1,900.0
Cost of sales \| Foreign Exchange Contracts \| Cash Flow Hedges
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Hedged Item, Gain (Loss) Effect on Income Statement		6.7	0.1
Gain (loss) reclassified from accumulated other comprehensive loss into earnings		$ (6.7)	$ (0.1)