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Marketable Debt Securities - Contractual Maturities of Available-for-Sale Marketable Debt Securities (Detail) - USD ($) $ in Thousands	Aug. 30, 2025	Aug. 31, 2024
Debt Securities, Available-for-Sale, Amortized Cost, Fiscal Year Maturity [Abstract]
Due within one year	$ 19,966
Due after one year through five years	56,262
Due after five years through ten years	31,619
Due after ten years	15,123
Total	122,970	$ 121,792
Debt Securities, Available-for-Sale, Fair Value, Fiscal Year Maturity [Abstract]
Due within one year	18,662
Due after one year through five years	58,277
Due after five years through ten years	31,993
Due after ten years	15,208
Total	$ 124,140	$ 122,158

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