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Fair Value Measurements - Company's Marketable Debt Securities Measured at Fair Value on Recurring Basis (Detail) - USD ($)
$ in Thousands
Aug. 26, 2023
Aug. 27, 2022
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total $ 121,513 $ 112,545
Fair Value, Measurements, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Other current assets 39,639 49,768
Other long-term assets 81,874 62,777
Total 121,513 112,545
Level 1 | Fair Value, Measurements, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Other current assets 35,349 49,659
Other long-term assets 71,028 57,301
Total 106,377 106,960
Level 2 | Fair Value, Measurements, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Other current assets 4,290 109
Other long-term assets 10,846 5,476
Total $ 15,136 $ 5,585