Derivative Instruments and Fair Value Measurements - Schedule of Effect of Fair Value and Cash Flow Hedge Accounting on Consolidated Statement of Income (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 27, 2020	Jun. 29, 2019	Jun. 27, 2020	Jun. 29, 2019
Derivative Instruments, Gain (Loss) [Line Items]
Interest Expense, Debt	$ 69	$ 75	$ 133	$ 149
Interest rate contracts \| Interest expense \| Designated as Hedging Instrument \| Fair Value Hedges
Derivative Instruments, Gain (Loss) [Line Items]
Hedged items	(2)	(13)	(3)	(37)
Derivatives designated as hedging instruments	2	13	4	37
Interest rate contracts \| Interest expense \| Designated as Hedging Instrument \| Cash Flow Hedging
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) reclassified from AOCI into income	$ (5)	$ (2)	$ (7)	$ (3)

Amount of gain (loss) from the increase (decrease) in fair value of derivative and nonderivative instruments designated as fair value hedging instruments recognized in the income statement.

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Amount of the increase (decrease) in fair value of the hedged item in a fair value hedge recognized in the income statement.

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

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