Annual report pursuant to Section 13 and 15(d)

Hedging Transactions and Derivative Financial Instruments (Details) (Summary of Derivative Instruments)

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Hedging Transactions and Derivative Financial Instruments (Details) (Summary of Derivative Instruments) (USD $)
In Millions, unless otherwise specified
Dec. 29, 2012
Dec. 31, 2011
Foreign Currency Forward Contracts [Line Items]    
Contracts designated as cash flow hedging instrumentss $ 0 $ (2)
Contracts not designated as hedging instruments 0 0
Notional value of outstanidng foreign currency forward contracts $ 142 $ 141