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CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)
In Millions, except Per Share data, unless otherwise specified
Jun. 14, 2014
Feb. 22, 2014
Statement Of Financial Position [Abstract]    
Common stock, par value $ 0.01 $ 0.01
Common stock, shares authorized 400 400
Common stock, shares issued 261 260
Treasury stock, shares 4 4