Fair Value Measurements - Company's Marketable Debt Securities Measured at Fair Value on Recurring Basis (Detail) - USD ($) $ in Thousands	Feb. 10, 2024	Aug. 26, 2023
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total	$ 124,209	$ 121,513
Fair Value, Measurements, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other current assets	53,314	39,639
Other long-term assets	70,895	81,874
Total	124,209	121,513
Level 1 | Fair Value, Measurements, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other current assets	47,392	35,349
Other long-term assets	33,469	71,028
Total	80,861	106,377
Level 2 | Fair Value, Measurements, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other current assets	5,922	4,290
Other long-term assets	37,426	10,846
Total	$ 43,348	$ 15,136