Fair Value Measurements (Details Textuals) (USD $)	3 Months Ended	9 Months Ended
	Sep. 30, 2012	Sep. 29, 2013		Sep. 30, 2012	Dec. 30, 2012
Derivative [Line Items]
Maximum Length of Time Hedged in Foreign Currency Cash Flow Hedge		18 months
Fair Value Measurements (Textuals)
Deferred net gains on derivatives included in accumulated other comprehensive income		$ 179,000,000	[1]		$ 8,000,000	[1]
Reclassification of foreign exchange contracts into earnings, period		next 12 months
Other investments		405,000,000	[2]
Weighted average interest rate on non-current debt		5.12%
Other income/(expense), net, related to foreign exchange contracts, non hedging	35,000,000	50,000,000		9,000,000
Foreign exchange contracts [Member]
Derivative [Line Items]
Derivative notional amounts outstanding		27,500,000,000
Cross currency interest rate swaps [Member]
Derivative [Line Items]
Derivative notional amounts outstanding		2,400,000,000
Non-current assets included into cross currency interest rate swaps		127,000,000			96,000,000
Non-current liabilities included into cross currency interest rate swaps		5,000,000			4,000,000
Fair Value, Inputs, Level 1 [Member]
Fair Value Measurements (Textuals)
Other investments		$ 405,000,000	[2]		$ 1,247,000,000	[2],[3]

[1] Gain/(Loss) on Derivatives & Hedges - reclassifications to earnings are recorded in the same account as the hedged transaction. See Note 4 for additional details.

[2] 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.

[3] 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.