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Summary of Fair Value of Derivatives (Detail) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Sep. 28, 2019 | Sep. 29, 2018 | Sep. 28, 2019 | Sep. 29, 2018 | Mar. 01, 2019 | Feb. 15, 2019 | Dec. 29, 2018
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |
Long-term Debt, Excluding Current Maturities | $ 3,908.8 |  | $ 3,908.8 |  |  |  | $ 3,819.8
Long-term Debt, Current Maturities | 3.1 |  | 3.1 |  |  |  | 2.5
Deferred (Gain) Loss on Discontinuation of Fair Value Hedge | (13.6) |  | $ (13.6) |  |  |  |
Document Period End Date |  |  | Sep. 28, 2019 |  |  |  |
Derivative Liability, Fair Value, Gross Liability | 972.9 |  | $ 972.9 |  |  |  |
Cash Flow Hedges |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net | 1.0 | $ 4.1 | 2.2 | $ 15.8 |  |  |
Cash Flow Hedges | Interest Rate Swap [Member] |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |
Derivative, Notional Amount | 400.0 |  | 400.0 |  | $ 250.0 | $ 650.0 |
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net |  |  | 1.0 |  |  |  |
Fair Value Hedging [Member] |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |
Derivative, Loss on Derivative | 0.8 | 0.8 | 6.9 | 2.4 |  |  |
Net Investment Hedging [Member] | Options Held [Member] |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |
Derivative, Notional Amount | 35.1 |  | 35.1 |  |  |  | 35.1
Net Investment Hedging [Member] | Foreign Exchange Contracts |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |
Derivative, Notional Amount | 385.3 |  | 385.3 |  |  |  |
Designated as Hedging Instruments |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |
Fair value of asset derivatives | 77.8 |  | 77.8 |  |  |  | 23.8
Derivative Liability, Fair Value, Gross Liability | 961.7 |  | 961.7 |  |  |  | 244.8
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 |  | 0.0 |  |  |  | 0.0
Designated as Hedging Instruments | Cash Flow Hedges | Interest Rate Contracts | LT other liabilities |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |
Derivative Liability, Fair Value, Gross Liability | 59.7 |  | 59.7 |  |  |  | 0.0
Designated as Hedging Instruments | Cash Flow Hedges | Foreign Exchange Contracts | Other current assets |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |
Fair value of asset derivatives | 19.5 |  | 19.5 |  |  |  | 18.1
Designated as Hedging Instruments | Cash Flow Hedges | Foreign Exchange Contracts | LT other assets |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |
Fair value of asset derivatives | 0.1 |  | 0.1 |  |  |  | 0.0
Designated as Hedging Instruments | Cash Flow Hedges | Foreign Exchange Contracts | Accrued Liabilities [Member] |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |
Derivative Liability, Fair Value, Gross Liability | 2.7 |  | 2.7 |  |  |  | 0.6
Designated as Hedging Instruments | Cash Flow Hedges | Foreign Exchange Contracts | LT other liabilities |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |
Derivative Liability, Fair Value, Gross Liability | 0.0 |  | 0.0 |  |  |  | 0.0
Designated as Hedging Instruments | Fair Value Hedging [Member] | Other Current Liabilities [Member] |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |
Deferred (Gain) Loss on Discontinuation of Fair Value Hedge | 3.1 |  | 3.1 |  |  |  | 2.1
Designated as Hedging Instruments | Fair Value Hedging [Member] | Long-term Debt [Member] |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |
Deferred (Gain) Loss on Discontinuation of Fair Value Hedge | (17.0) |  | (17.0) |  |  |  | (10.0)
Designated as Hedging Instruments | Net Investment Hedging [Member] | Other current assets |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |
Fair value of asset derivatives | 58.2 |  | 58.2 |  |  |  | 5.7
Designated as Hedging Instruments | Net Investment Hedging [Member] | LT other assets |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |
Fair value of asset derivatives |  |  |  |  |  |  | 0.0
Designated as Hedging Instruments | Net Investment Hedging [Member] | Accrued Liabilities [Member] |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |
Derivative Liability, Fair Value, Gross Liability | 12.2 |  | 12.2 |  |  |  | 1.5
Designated as Hedging Instruments | Net Investment Hedging [Member] | LT other liabilities |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |
Fair value of asset derivatives | 0.0 |  | 0.0 |  |  |  |
Derivative Liability, Fair Value, Gross Liability | 12.8 |  | 12.8 |  |  |  | 13.8
Designated as Hedging Instruments | Net Investment Hedging [Member] | Short-term Debt [Member] |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |
Derivative Liability, Fair Value, Gross Liability |  |  |  |  |  |  | 228.9
Not Designated as Hedging Instrument [Member] | Foreign Exchange Contracts | Other current assets |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |
Fair value of asset derivatives | 6.2 |  | 6.2 |  |  |  | 9.1
Not Designated as Hedging Instrument [Member] | Foreign Exchange Contracts | Accrued Liabilities [Member] |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |
Derivative Liability, Fair Value, Gross Liability | 11.2 |  | 11.2 |  |  |  | $ 5.4
Other, net | Cash Flow Hedges | Interest Rate Contracts |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net | 0.0 | 0.0 | 0.0 | 0.0 |  |  |
Other, net | Cash Flow Hedges | Foreign Exchange Contracts |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |
Derivative, Hedged Item, Gain (Loss) Effect on Income Statement | (5.8) | 4.6 | (8.3) | 16.6 |  |  |
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net | $ 5.8 | $ (4.6) | 8.3 | $ (16.6) |  |  |
Notes 7 Point 08 Percent due 2053 [Member] [Member] | Cash Flow Hedges |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net |  |  | $ 4.6 |  |  |  |

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