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Stock Based Awards (Details Textual) (USD $)
In Millions, except Share data, unless otherwise specified
4 Months Ended 12 Months Ended
Jun. 18, 2011
Feb. 25, 2012
Y
Feb. 26, 2011
Y
Feb. 27, 2010
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Contractual term   2.62     
Stock based award, Shares available for grant   21    
Stock Based Awards (Textual) [Abstract]        
Fair value of cash portion grant   $ 0.57    
Grant date fair value of the award $ 2.40 $ 0.00 $ 3.99 $ 4.92
Intrinsic value of the stock options exercised      $ 1 $ 1
Shares Under Option, Granted         
Excess tax benefits Realized related to the stock based awards   2 2 1
Unrecognized compensation expense related to the unvested stock based awards   25    
Weighted average remaining vesting period of expenses expected to be recognized   2    
Stock Options Prior 2006 Fiscal [Member]
       
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Contractual term   10    
Stock Options Effective 2006 Fiscal [Member]
       
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock-based awards granted Contractual term maximum   7 years    
Stock Options [Member]
       
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Restrictions on the restricted stock awards lapse   4 years    
2007 Stock Plan [Member]
       
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock based award, Shares available for grant   35    
Maximum [Member]
       
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Payout   177    
Maximum [Member] | Restricted Stock [Member]
       
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Restrictions on the restricted stock awards lapse   5 Years    
Minimum [Member]
       
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Payout   $ 0    
Exercise price at which stock options granted to key salaried employees and non employee directors as compare to fair market value   100.00%    
Minimum [Member] | Restricted Stock [Member]
       
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Restrictions on the restricted stock awards lapse   1 Year