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Equity Plans - Share Based Compensation (Details) (USD $)
In Millions, except Per Share data, unless otherwise specified
3 Months Ended
Nov. 28, 2013
Nov. 29, 2012
Nov. 28, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of shares of common stock reserved for issuance for stock options and restricted stock awards (in shares) 140    
Number of shares subject to outstanding awards (in shares) 67    
Number of shares available for future awards (in shares) 73    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross 2 4  
Share-based Compensation Arrangement by Share-based Payment Award, Additional General Disclosures [Abstract]      
Weighted-average grant-date fair values per share of options granted during period (in dollars per share) $ 7.58 $ 2.99  
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions and Methodology [Abstract]      
Fair Value Assumptions, Method Used Black-Scholes    
Average expected life (in years) 4 years 10 months 5 years 0 months  
Weighted-average expected volatility (in hundredths) 50.00% 62.00%  
Weighted-average risk-free interest rate (in hundredths) 1.30% 0.70%  
Restricted Stock Awards activity      
Number of Shares - Outstanding (in shares)     10
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]      
Weighted Average Grant Date Fair Value Per Share - Granted (in dollars per share) $ 17.31 $ 5.73  
Service-based awards [Member]
     
Restricted Stock Awards activity      
Number of Shares - Granted (in shares) 1 2  
Performance-based shares [Member]
     
Restricted Stock Awards activity      
Number of Shares - Outstanding (in shares)     1
Number of Shares - Granted (in shares) 1 1