Fair Value Measurements (Details 1) (USD $) In Millions, unless otherwise specified	Jun. 29, 2014		Dec. 29, 2013
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	$ 404
Derivatives designated as hedging instruments : Liabilities	276
Equity method investments, fair market disclosure	443	[1]
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
Equity method investments, fair market disclosure	443	[1]	333	[1],[2]
Significant other observable inputs Level 2
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	404		706	[2]
Derivatives designated as hedging instruments : Liabilities	276		159	[2]
Equity method investments, fair market disclosure	0	[1]
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
Equity method investments, fair market disclosure	0	[1]
Cross currency interest rate swaps | 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	[3]
Derivatives designated as hedging instruments : Liabilities	0	[4],[5]
Cross currency interest rate swaps | Significant unobservable inputs Level 3
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	0	[3]
Derivatives designated as hedging instruments : Liabilities	0	[4],[5]
Interest Rate Contract
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	208	[3]
Derivatives designated as hedging instruments : Liabilities	10	[4],[5]
Derivative Assets, Noncurrent	207		169
Derivative Liabilities, Noncurrent	8		19
Interest Rate Contract | Significant other observable inputs Level 2
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	208	[3]	169	[2],[3]
Derivatives designated as hedging instruments : Liabilities	10	[4],[5]	26	[2],[4],[5]
Foreign exchange contracts
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	196
Derivatives designated as hedging instruments : Liabilities	266
Derivatives not designated as hedging instruments : Assets	23
Derivatives not designated as hedging instruments : Liabilities	26
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	0
Derivatives designated as hedging instruments : Liabilities	0
Derivatives not designated as hedging instruments : Assets	0
Derivatives not designated as hedging instruments : Liabilities	0
Foreign exchange contracts | Significant other observable inputs Level 2
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	196		537	[2]
Derivatives designated as hedging instruments : Liabilities	266		133	[2]
Derivatives not designated as hedging instruments : Assets	23		25	[2]
Derivatives not designated as hedging instruments : Liabilities	26		29	[2]
Foreign exchange contracts | 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
Derivatives not designated as hedging instruments : Assets	0
Derivatives not designated as hedging instruments : Liabilities	$ 0

[1] Classified as non-current other assets.

[2] As of December 29, 2013, these assets and liabilities are classified as Level 2 with the exception of Other investments of $333 million, which are classified as Level 1.

[3] Includes $207 million and $169 million of non-current assets for June 29, 2014 and December 29, 2013, respectively.

[4] Includes $8 million and $19 million of non-current liabilities for June 29, 2014 and December 29, 2013, respectively.

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