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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% |

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