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Fair Value Measurements - Company's marketable debt securities measured at Fair Value on Recurring Basis (Detail) - USD ($) $ in Thousands | May 08, 2021 | Aug. 29, 2020
--- | --- | ---
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Total | $ 126,451 | $ 147,239
Fair Value, Measurements, Recurring |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Other current assets | 50,579 | 76,118
Other long-term assets | 75,872 | 71,121
Total | 126,451 | 147,239
Level 1 | Fair Value, Measurements, Recurring |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Other current assets | 50,579 | 75,651
Other long-term assets | 58,015 | 58,792
Total | 108,594 | 134,443
Level 2 | Fair Value, Measurements, Recurring |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Other current assets |  | 467
Other long-term assets | 17,857 | 12,329
Total | $ 17,857 | $ 12,796

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