v2.4.0.6
Stock-Based Compensation Plans (Narrative) (Details) (USD $)
In Millions, except Share data, unless otherwise specified
3 Months Ended
Nov. 20, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Number of shares available to be granted as RSUs 5,078,000
Time-based RSUs awards outstanding 8,789,000
Performance-based RSUs awards outstanding 398,000
Outstanding performance-based RSUs awards to be granted 304,000
Restricted Stock Units [Member]
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Unrecognized compensation cost 572
Weighted-average period of time (in years) 1.9