Derivative Instruments and Fair Value Measurements The Effect of Derivative Instruments on the Consolidated Statement of Income (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2016	Jan. 02, 2016
Derivative Instruments, Gain (Loss) [Line Items]
Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months		$ 9
Fair Value Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in Income	[1]	18	$ 16
Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in AOCI		(56)	8
Gain (Loss) Reclassified from AOCI into Income		(11)	23
Gain (Loss) Recognized in Income	[1]	(2)	(3)
Net Investment Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in AOCI		65	70
Not Designated as Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in Income		19	(44)
Foreign Exchange Contract [Member] | COGS [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in Income		6	16
Foreign Exchange Contract [Member] | SGA [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in Income		(1)	0
Foreign Exchange Contract [Member] | Other Income (Expense), Net | Fair Value Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in Income	[1]	0	(4)
Foreign Exchange Contract [Member] | Other Income (Expense), Net | Not Designated as Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in Income		8	8
Foreign Exchange Contracts, One [Member] | Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in AOCI		9	26
Foreign Exchange Contracts, One [Member] | Net Investment Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in AOCI		(23)	0
Foreign Exchange Contracts, One [Member] | Other Income (Expense), Net | Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in Income	[1]	(2)	(3)
Foreign Exchange Contracts, One [Member] | COGS [Member] | Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Reclassified from AOCI into Income		14	40
Foreign Exchange Contracts, Two [Member] | Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in AOCI		1	(6)
Foreign Exchange Contracts, Two [Member] | SGA [Member] | Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Reclassified from AOCI into Income		1	(2)
Interest rate contracts | Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in AOCI		(66)	(9)
Interest rate contracts | Interest Expense [Member] | Fair Value Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in Income	[1]	18	20
Interest rate contracts | Interest Expense [Member] | Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Reclassified from AOCI into Income		(13)	(3)
Commodity contracts | Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in AOCI		0	(3)
Commodity contracts | COGS [Member] | Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Reclassified from AOCI into Income		(13)	(12)
Commodity contracts | COGS [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in Income		3	(63)
Commodity contracts | SGA [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in Income		3	(5)
Foreign Currency Denominated Long Term Debt | Net Investment Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in AOCI		$ 88	$ 70

[1] Includes the ineffective portion and amount excluded from effectiveness testing.