Fair Value Measurements (Details 1) - USD ($) $ in Millions		Jul. 03, 2016		Jan. 03, 2016
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets		$ 334
Derivatives designated as hedging instruments : Liabilities		991
Available-for-sale Securities, Equity Securities	[1]	1,276		$ 1,494	[2]
Available-for-sale Securities	[3]	12,046		8,316	[2]
Quoted prices in active markets for identical assets and liabilities Level 1
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets		0
Derivatives designated as hedging instruments : Liabilities		0
Available-for-sale Securities, Equity Securities		1,276	[1]	1,494
Available-for-sale Securities	[3]	0
Significant other observable inputs Level 2
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets		334		480	[2]
Derivatives designated as hedging instruments : Liabilities		991		599	[2]
Available-for-sale Securities, Equity Securities	[1]	0
Available-for-sale Securities	[3]	12,046
Significant unobservable inputs Level 3
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets		0
Derivatives designated as hedging instruments : Liabilities		0
Available-for-sale Securities, Equity Securities	[1]	0
Available-for-sale Securities	[3]	0
Interest Rate Contract
Derivatives, Fair Value [Line Items]
Derivative, Notional Amount		2,200
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	[4],[5],[6]	55
Derivatives designated as hedging instruments : Liabilities	[6],[7],[8]	314
Derivative Assets, Noncurrent		41		20
Derivative Liabilities, Noncurrent		314		239
Interest Rate Contract | Quoted prices in active markets for identical assets and liabilities Level 1
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	[4],[5],[6]	0
Derivatives designated as hedging instruments : Liabilities	[6],[7],[8]	0
Interest Rate Contract | Significant other observable inputs Level 2
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	[4],[5],[6]	55		28	[2]
Derivatives designated as hedging instruments : Liabilities	[6],[7],[8]	314		241	[2]
Interest Rate Contract | Significant unobservable inputs Level 3
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	[4],[5],[6]	0
Derivatives designated as hedging instruments : Liabilities	[6],[7],[8]	0
Equity Contract
Derivatives, Fair Value [Line Items]
Derivative, Notional Amount		500
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Liabilities	[7],[9]	108
Derivative Liabilities, Noncurrent		41
Equity Contract | Quoted prices in active markets for identical assets and liabilities Level 1
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Liabilities	[7],[9]	0
Equity Contract | Significant other observable inputs Level 2
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Liabilities	[7],[9]	108		0	[2]
Equity Contract | Significant unobservable inputs Level 3
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Liabilities	[7],[9]	0
Foreign exchange contracts
Derivatives, Fair Value [Line Items]
Derivative, Notional Amount		31,600
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	[4]	279
Derivatives designated as hedging instruments : Liabilities	[7]	569
Derivatives not designated as hedging instruments : Assets	[4]	28
Derivatives not designated as hedging instruments : Liabilities	[7]	62
Foreign exchange contracts | Quoted prices in active markets for identical assets and liabilities Level 1
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	[4]	0
Derivatives designated as hedging instruments : Liabilities	[7]	0
Derivatives not designated as hedging instruments : Assets	[4]	0
Derivatives not designated as hedging instruments : Liabilities	[7]	0
Foreign exchange contracts | Significant other observable inputs Level 2
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	[4]	279		452	[2]
Derivatives designated as hedging instruments : Liabilities	[7]	569		358	[2]
Derivatives not designated as hedging instruments : Assets	[4]	28		33	[2]
Derivatives not designated as hedging instruments : Liabilities	[7]	62		41	[2]
Foreign exchange contracts | Significant unobservable inputs Level 3
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	[4]	0
Derivatives designated as hedging instruments : Liabilities	[7]	0
Derivatives not designated as hedging instruments : Assets	[4]	0
Derivatives not designated as hedging instruments : Liabilities	[7]	0
Cross Currency Interest Rate Contract [Member]
Derivatives, Fair Value [Line Items]
Derivative, Notional Amount		2,300
Equity Securities [Member]
Financial assets and liabilities at fair value
Available-for-sale Securities, Equity Securities		530		528
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax		767		979
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax		21		$ 13
Other Current Assets [Member] | Equity Securities [Member]
Financial assets and liabilities at fair value
Available-for-sale Securities, Equity Securities		$ 272

[1] Classified as non-current other assets with the exception of $272 million of current other assets for July 3, 2016. The carrying amount of the equity investments were $530 million and $528 million as of July 3, 2016 and January 3, 2016, respectively. The unrealized gains were $767 million and $979 million as of July 3, 2016 and January 3, 2016, respectively. The unrealized losses were $21 million and $13 million as of July 3, 2016 and January 3, 2016, respectively

[2] 2015 assets and liabilities are all classified as Level 2 with the exception of equity investments of $1,494 million, which are classified as Level 1.

[3] Classified as current marketable securities

[4] Classified as other current assets

[5] Includes $41 million and $20 million of non-current other assets for July 3, 2016 and January 3, 2016, respectively.

[6] Includes cross currency interest rate swaps and interest rate swaps.

[7] Classified as accounts payable.

[8] Includes $314 million and $239 million of non-current other liabilities for July 3, 2016 and January 3, 2016, respectively.

[9] Includes $41 million of non-current other liabilities for July 3, 2016.