Financial Instruments - Additional Information (Detail) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended | 12 Months Ended | | |
Sep. 28, 2019 | Sep. 29, 2018 | Sep. 28, 2019 | Sep. 29, 2018 | Dec. 29, 2018 | Mar. 01, 2019 | Feb. 15, 2019 |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Derivative Liability, Fair Value, Gross Liability | $ 972.9 | | $ 972.9 | | | | |
Deferred (Gain) Loss on Discontinuation of Fair Value Hedge | (13.6) | | (13.6) | | | | |
Cost of Goods and Services Sold | 2,393.6 | $ 2,256.4 | 7,083.1 | $ 6,656.5 | | | |
Interest Expense | 72.4 | 72.1 | $ 219.2 | 204.3 | | | |
Document Period End Date | | | Sep. 28, 2019 | | | | |
Payments for (Proceeds from) Derivative Instrument, Investing Activities | | | $ 62.3 | (16.6) | | | |
Debt instrument, face amount | $ 3,954.3 | | 3,954.3 | | | | |
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax | | | $ 8.4 | (15.4) | | | |
Notes 3 Point 4 Percent Due in 2021 [Member] | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Stated interest rate | 3.40% | | 3.40% | | | | |
Notes payable due 2040 | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Deferred (Gain) Loss on Discontinuation of Fair Value Hedge | $ 30.8 | | $ 30.8 | | | | |
Stated interest rate | 5.20% | | 5.20% | | | | |
Notes payable due 2028 | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Stated interest rate | 7.05% | | 7.05% | | | | |
Notes Payable due 2022 [Member] | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Debt instrument, face amount | $ 754.3 | | $ 754.3 | | | | |
Notes 5 Point 75 Percent Due 2052 [Member] | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Stated interest rate | 5.75% | | 5.75% | | | | |
Debt instrument, face amount | $ 750 | | $ 750 | | | | |
Cash Flow Hedges | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
After-tax gain (loss) for cash flow hedge effectiveness in accumulated other comprehensive loss | (54.5) | | (54.5) | | $ (26.8) | | |
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 | | | (5.1) | | | | |
Gain (loss) reclassified from accumulated other comprehensive loss into earnings | (1) | (4.1) | (2.2) | (15.8) | | | |
Fair Value Hedging [Member] | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Derivative, Loss on Derivative | 0.8 | 0.8 | 6.9 | 2.4 | | | |
Fixed-to-Floating Interest Rate Swaps Terminated | Notes 3 Point 4 Percent Due in 2021 [Member] | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Deferred (Gain) Loss on Discontinuation of Fair Value Hedge | 7.6 | | 7.6 | | | | |
Fixed-to-Floating Interest Rate Swaps Terminated | Notes 5 Point 75 Percent Due 2052 [Member] | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Deferred (Gain) Loss on Discontinuation of Fair Value Hedge | 0 | | 0 | | | | |
Foreign Exchange Forward | Cash Flow Hedges | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Derivative, Notional Amount | 675.4 | | 675.4 | | 240 | | |
Foreign Exchange Option | Cash Flow Hedges | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Derivative, Notional Amount | 57.5 | | 57.5 | | 370 | | |
Foreign Exchange Contracts | Net Investment Hedging [Member] | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Payments for (Proceeds from) Derivative Instrument, Investing Activities | | | (15.2) | | | | |
Derivative, Gain (Loss) on Derivative, Net | | | (127.5) | | (63.3) | | |
Derivative, Notional Amount | 385.3 | | 385.3 | | | | |
Foreign Exchange Contracts | Net Investment Hedging [Member] | Currency, British Pound Sterling | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Derivative, Notional Amount | | | | | 262.4 | | |
Currency Swap [Member] | Net Investment Hedging [Member] | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Derivative, Notional Amount | 1,200 | | 1,200 | | 250 | | |
Options Held [Member] | Net Investment Hedging [Member] | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Derivative, Notional Amount | 35.1 | | 35.1 | | 35.1 | | |
Interest Rate Swap [Member] | Cash Flow Hedges | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Gain (loss) reclassified from accumulated other comprehensive loss into earnings | | | (1) | | | | |
Derivative, Notional Amount | 400 | | 400 | | | $ 250 | $ 650 |
Designated as Hedging Instrument [Member] | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Derivative Liability, Fair Value, Gross Liability | 961.7 | | 961.7 | | 244.8 | | |
Not Designated as Hedging Instrument [Member] | Forward Contracts [Member] | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Derivative, Notional Amount | 1,200 | | 1,200 | | 1,000 | | |
Interest Expense [Member] | Interest Rate Contracts | Cash Flow Hedges | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax | (31.3) | 10.4 | (59.7) | 32.2 | | | |
Gain (loss) reclassified from accumulated other comprehensive loss into earnings | 4.1 | 3.7 | 12.2 | 11.3 | | | |
Derivative Instruments, Gain (Loss) Recognized in Income, Ineffective Portion and Amount Excluded from Effectiveness Testing, Net | 0 | | 0 | | | | |
Interest Expense [Member] | Foreign Exchange Contracts | Cash Flow Hedges | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Derivative, Hedged Item, Gain (Loss) Effect on Income Statement | 0 | 0 | 0 | 0 | | | |
Gain (loss) reclassified from accumulated other comprehensive loss into earnings | 0 | 0 | 0 | 0 | | | |
Interest Expense [Member] | Interest Rate Swap [Member] | Cash Flow Hedges | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Gain (loss) reclassified from accumulated other comprehensive loss into earnings | 4.1 | 3.7 | 12.2 | 11.3 | | | |
Other Expense [Member] | Net Investment Hedging [Member] | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Gain (loss) reclassified from accumulated other comprehensive loss into earnings | | 0 | 0 | 0 | | | |
Derivative, Loss on Derivative | 0 | 0 | 0 | 0 | | | |
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax | 0 | | | | | | |
Other Expense [Member] | Currency Swap [Member] | Net Investment Hedging [Member] | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Gain (loss) reclassified from accumulated other comprehensive loss into earnings | (7.7) | (1.7) | (22.2) | (5.1) | | | |
Derivative, Loss on Derivative | 7.7 | 1.7 | 22.2 | 5.1 | | | |
Other Expense [Member] | Forward Contracts [Member] | Net Investment Hedging [Member] | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax | 9.2 | (2.6) | 15.4 | 29.6 | | | |
Gain (loss) reclassified from accumulated other comprehensive loss into earnings | (1.1) | (2.3) | (3.4) | (6.4) | | | |
Derivative, Loss on Derivative | 1.1 | 2.3 | 3.4 | 6.4 | | | |
Derivative Instruments, Gain (Loss) Recognized in Income, Ineffective Portion and Amount Excluded from Effectiveness Testing, Net | 1 | 1.1 | 5.2 | 7.3 | | | |
Other Expense [Member] | Cross Currency Interest Rate Contract [Member] | Net Investment Hedging [Member] | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax | 35.9 | 6 | 59.4 | (1.1) | | | |
Derivative Instruments, Gain (Loss) Recognized in Income, Ineffective Portion and Amount Excluded from Effectiveness Testing, Net | 12.9 | 1.4 | 36.9 | 9.7 | | | |
Other Expense [Member] | Equity Option [Member] | Net Investment Hedging [Member] | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax | 0.3 | (2.4) | (1.8) | (3.3) | | | |
Gain (loss) reclassified from accumulated other comprehensive loss into earnings | 0 | 0 | 0 | 0 | | | |
Derivative, Loss on Derivative | 0 | 0 | 0 | 0 | | | |
Derivative Instruments, Gain (Loss) Recognized in Income, Ineffective Portion and Amount Excluded from Effectiveness Testing, Net | 0 | 0 | 0 | 0 | | | |
Other Expense [Member] | Designated as Hedging Instrument [Member] | Net Investment Hedging [Member] | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Non Derivative Instrument, (Gain) Loss Recognized in Other Comprehensive Income (Loss), Effective Portion, Net | 35.2 | 2.9 | 39.4 | 41.8 | | | |
Derivative Instruments, Gain (Loss) Recognized in Income, Ineffective Portion and Amount Excluded from Effectiveness Testing, Net | 0 | 0 | 0 | 0 | | | |
Other, net | Interest Rate Contracts | Cash Flow Hedges | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Gain (loss) reclassified from accumulated other comprehensive loss into earnings | 0 | 0 | 0 | 0 | | | |
Other, net | Foreign Exchange Contracts | Cash Flow Hedges | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax | 16.6 | (2) | 21.1 | 21 | | | |
Derivative, Hedged Item, Gain (Loss) Effect on Income Statement | (5.8) | 4.6 | (8.3) | 16.6 | | | |
Gain (loss) reclassified from accumulated other comprehensive loss into earnings | (5.8) | 4.6 | (8.3) | 16.6 | | | |
Derivative Instruments, Gain (Loss) Recognized in Income, Ineffective Portion and Amount Excluded from Effectiveness Testing, Net | 0 | $ 0 | 0 | $ 0 | | | |
Short-term Debt [Member] | Designated as Hedging Instrument [Member] | Net Investment Hedging [Member] | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Derivative Liability, Fair Value, Gross Liability | | | | | 228.9 | | |
Hedging Liabilities, Current | 874.3 | | 874.3 | | 228.9 | | |
Other current assets | Designated as Hedging Instrument [Member] | Fair Value Hedging [Member] | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Deferred (Gain) Loss on Discontinuation of Fair Value Hedge | 3.1 | | 3.1 | | 2.1 | | |
Long-term Debt [Member] | Designated as Hedging Instrument [Member] | Fair Value Hedging [Member] | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Deferred (Gain) Loss on Discontinuation of Fair Value Hedge | (17) | | (17) | | (10) | | |
Fair Value, Measurements, Recurring | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Derivative Liability, Fair Value, Gross Liability | 98.6 | | 98.6 | | 21.3 | | |
Fair Value, Measurements, Recurring | Fair Value, Inputs, Level 2 [Member] | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Derivative Liability, Fair Value, Gross Liability | | | | | 21.3 | | |
Fair Value, Measurements, Recurring | Fair Value, Inputs, Level 2 [Member] | Not Designated as Hedging Instrument [Member] | | | | | | | |
Derivative Instruments, Gain (Loss) [Line Items] | | | | | | | |
Derivative Liability, Fair Value, Gross Liability | $ 98.6 | | $ 98.6 | | $ 250.2 | | |