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Fair Value Measurements (Tables)
9 Months Ended
May 07, 2011
Fair Value Measurements [Abstract]  
Company's assets and liabilities measured at fair value on a recurring basis
The Company’s assets and liabilities measured at fair value on a recurring basis were as follows:
                                 
    May 7, 2011  
(in thousands)   Level 1     Level 2     Level 3     Fair Value  
 
                               
Other current assets
  $ 14,409     $     $     $ 14,409  
Other long-term assets
    53,766       7,074             60,840  
 
                       
 
  $ 68,175     $ 7,074     $     $ 75,249  
 
                       
                                 
    August 28, 2010  
(in thousands)   Level 1     Level 2     Level 3     Fair Value  
 
                               
Other current assets
  $ 11,307     $ 4,996     $     $ 16,303  
Other long-term assets
    47,725       8,673             56,398  
Accrued expenses and other
          (9,979 )           (9,979 )
 
                       
 
  $ 59,032     $ 3,690     $     $ 62,722