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Marketable Debt Securities - Available-for-Sale Marketable Securities (Detail) - USD ($) $ in Thousands	Aug. 30, 2025	Aug. 31, 2024
Schedule of Available-for-sale Securities [Line Items]
Total	$ 122,970	$ 121,792
Available-For-Sale Marketable Securities, Gross Unrealized Gains	1,488	1,058
Available-For-Sale Marketable Securities, Gross Unrealized Losses	(318)	(692)
Available-For-Sale Marketable Securities, Fair Value	124,140	122,158
Corporate debt securities
Schedule of Available-for-sale Securities [Line Items]
Total	23,441	32,355
Available-For-Sale Marketable Securities, Gross Unrealized Gains	270	183
Available-For-Sale Marketable Securities, Gross Unrealized Losses	(33)	(78)
Available-For-Sale Marketable Securities, Fair Value	23,678	32,460
Government bonds
Schedule of Available-for-sale Securities [Line Items]
Total	63,053	50,251
Available-For-Sale Marketable Securities, Gross Unrealized Gains	910	483
Available-For-Sale Marketable Securities, Gross Unrealized Losses	(201)	(493)
Available-For-Sale Marketable Securities, Fair Value	63,762	50,241
Mortgage-backed securities
Schedule of Available-for-sale Securities [Line Items]
Total	21,433	22,859
Available-For-Sale Marketable Securities, Gross Unrealized Gains	227	326
Available-For-Sale Marketable Securities, Gross Unrealized Losses	(81)	(95)
Available-For-Sale Marketable Securities, Fair Value	21,579	23,090
Asset-backed securities and other
Schedule of Available-for-sale Securities [Line Items]
Total	15,043	16,327
Available-For-Sale Marketable Securities, Gross Unrealized Gains	81	66
Available-For-Sale Marketable Securities, Gross Unrealized Losses	(3)	(26)
Available-For-Sale Marketable Securities, Fair Value	$ 15,121	$ 16,367

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