Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies (Details) (Schedule of Changes in Product Warranty Liability)

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Commitments and Contingencies (Details) (Schedule of Changes in Product Warranty Liability) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Mar. 29, 2014
Mar. 30, 2013
Changes in Product Warranty Liability [Roll Forward]    
Beginning balance $ 17 $ 16
New warranties issued 8 6
Settlements (9) (6)
Changes in liability for pre-existing warranties, including expirations 2 (2)
Ending balance $ 18 $ 14