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Business And Summary Of Significant Accounting Policies (Change In The Carrying Amount Of Goodwill) (Details) - USD ($)
$ in Thousands
1 Months Ended 12 Months Ended
Jul. 31, 2021
Aug. 28, 2021
Aug. 29, 2020
Business Acquisition [Line Items]      
Goodwill, Beginning Balance   $ 677,579 $ 677,266
Foreign currency translation adjustments   1,090 313
Goodwill, Ending Balance   692,704 $ 677,579
MSC Mexico [Member]      
Business Acquisition [Line Items]      
Acquisition   $ 4,753  
Ownership percentage   75.00%  
Hurst [Member]      
Business Acquisition [Line Items]      
Goodwill, Beginning Balance $ 9,282    
Acquisition   $ 9,282  
Ownership percentage   80.00%