Fair Value Measurements (Details 1) (USD $) In Millions, unless otherwise specified	Jun. 30, 2013		Dec. 30, 2012
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	$ 752
Derivatives designated as hedging instruments : Liabilities	191
Equity method investments, fair market disclosure	295	[1]
Quoted prices in active markets for identical assets and liabilities Level 1 [Member]
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	295	[1]	1,247	[1],[2]
Significant other observable inputs Level 2 [Member]
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	752		521	[2]
Derivatives designated as hedging instruments : Liabilities	191		262	[2]
Equity method investments, fair market disclosure	0
Significant unobservable inputs Level 3 [Member]
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
Cross currency interest rate swaps [Member]
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	59	[3]
Derivatives designated as hedging instruments : Liabilities	28	[4]
Derivative Assets, Noncurrent	57		96
Derivative Liabilities, Noncurrent	25		4
Cross currency interest rate swaps [Member] | Quoted prices in active markets for identical assets and liabilities Level 1 [Member]
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	0
Derivatives designated as hedging instruments : Liabilities	0
Cross currency interest rate swaps [Member] | Significant other observable inputs Level 2 [Member]
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	59	[3]	98	[2],[3]
Derivatives designated as hedging instruments : Liabilities	28	[4]	10	[2],[4]
Cross currency interest rate swaps [Member] | Significant unobservable inputs Level 3 [Member]
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	0
Derivatives designated as hedging instruments : Liabilities	0
Foreign exchange contracts [Member]
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	693
Derivatives designated as hedging instruments : Liabilities	163
Derivatives not designated as hedging instruments : Assets	27
Derivatives not designated as hedging instruments : Liabilities	66
Foreign exchange contracts [Member] | Quoted prices in active markets for identical assets and liabilities Level 1 [Member]
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 [Member] | Significant other observable inputs Level 2 [Member]
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	693		423	[2]
Derivatives designated as hedging instruments : Liabilities	163		252	[2]
Derivatives not designated as hedging instruments : Assets	27		75	[2]
Derivatives not designated as hedging instruments : Liabilities	66		23	[2]
Foreign exchange contracts [Member] | Significant unobservable inputs Level 3 [Member]
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. The change in the fair value from December 30, 2012 was primarily due to the sale of Elan American Depositary Shares.

[2] As of December 30, 2012, these assets and liabilities are classified as Level 2 with the exception of Other Investments of $1,247 million which are classified as Level 1.

[3] Includes $57 million and $96 million of non-current assets for June 30, 2013 and December 30, 2012, respectively.

[4] Includes $25 million and $4 million of non-current liabilities for June 30, 2013 and December 30, 2012, respectively.