Fair Value Measurements - Company's Marketable Debt Securities Measured at Fair Value on Recurring Basis (Detail) - USD ($) $ in Thousands	May 04, 2024	Aug. 26, 2023
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total	$ 119,060	$ 121,513
Fair Value, Measurements, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other current assets	60,641	39,639
Other long-term assets	58,419	81,874
Total	119,060	121,513
Level 1 | Fair Value, Measurements, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other current assets	52,352	35,349
Other long-term assets	26,235	71,028
Total	78,587	106,377
Level 2 | Fair Value, Measurements, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other current assets	8,289	4,290
Other long-term assets	32,184	10,846
Total	$ 40,473	$ 15,136