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Stock Plans and Share-Based Compensation (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 30, 2011
Dec. 31, 2010
Dec. 25, 2009
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Net financing cash flows $ 35 $ 38 $ 12
Share-Based Compensation Expense 30 62 17
Income Tax Benefit $ 11 $ 24 $ 6