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Earnings Per Share Earnings Per Share - Potential Common Shares Excluded in the Computation of Diluted Earnings Per Share Because They Would Have Been Antidilutive (Details)
In Millions, unless otherwise specified
12 Months Ended
Aug. 28, 2014
Aug. 29, 2013
Aug. 30, 2012
Employee plans [Member]
     
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive potential common shares that could dilute basic earnings per share in the future (in shares) 7 40 105
Convertible notes [Member]
     
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive potential common shares that could dilute basic earnings per share in the future (in shares) 26 186 258