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Fair Value Measurements - Additional Information (Detail) (Fixed Rate Senior Notes [Member], USD $)
In Millions, unless otherwise specified
Mar. 23, 2014
Dec. 29, 2013
Fixed Rate Senior Notes [Member]
   
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Principal amount of outstanding debt $ 1,528 $ 1,534
Fair value of debt outstanding $ 1,630 $ 1,643