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Impairment Charges (Detail) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Jun. 29, 2013
Jun. 30, 2012
Jul. 02, 2011
Finite-Lived Intangible Assets [Line Items]      
Asset Impairment Charges $ 1 $ 14 $ 15
Retail [Member]
     
Finite-Lived Intangible Assets [Line Items]      
Asset Impairment Charges 1    
General Corporate Expenses
     
Finite-Lived Intangible Assets [Line Items]      
Asset Impairment Charges   14  
Foodservice/ Other
     
Finite-Lived Intangible Assets [Line Items]      
Asset Impairment Charges     $ 15