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Marketable Debt Securities - Available-for-Sale Marketable Securities (Detail) - USD ($) $ in Thousands | May 06, 2023 | Aug. 27, 2022
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Schedule of Available-for-sale Securities [Line Items] |  |
Available-For-Sale Marketable Securities, Amortized Cost Basis | $ 126,228 | $ 115,327
Available-For-Sale Marketable Securities, Gross Unrealized Gains | 211 | 1
Available-For-Sale Marketable Securities, Gross Unrealized Losses | (1,975) | (2,783)
Available-For-Sale Marketable Securities, Fair Value | 124,464 | 112,545
Corporate debt securities |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Available-For-Sale Marketable Securities, Amortized Cost Basis | 32,516 | 15,293
Available-For-Sale Marketable Securities, Gross Unrealized Gains | 73 | 1
Available-For-Sale Marketable Securities, Gross Unrealized Losses | (197) | (298)
Available-For-Sale Marketable Securities, Fair Value | 32,392 | 14,996
Government bonds |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Available-For-Sale Marketable Securities, Amortized Cost Basis | 64,087 | 88,903
Available-For-Sale Marketable Securities, Gross Unrealized Gains | 116 |
Available-For-Sale Marketable Securities, Gross Unrealized Losses | (1,334) | (1,963)
Available-For-Sale Marketable Securities, Fair Value | 62,869 | 86,940
Mortgage-backed securities |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Available-For-Sale Marketable Securities, Amortized Cost Basis | 3,689 | 4,600
Available-For-Sale Marketable Securities, Gross Unrealized Losses | (215) | (243)
Available-For-Sale Marketable Securities, Fair Value | 3,474 | 4,357
Asset-backed securities and other |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Available-For-Sale Marketable Securities, Amortized Cost Basis | 25,936 | 6,531
Available-For-Sale Marketable Securities, Gross Unrealized Gains | 22 |
Available-For-Sale Marketable Securities, Gross Unrealized Losses | (229) | (279)
Available-For-Sale Marketable Securities, Fair Value | $ 25,729 | $ 6,252

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- Definition Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27161-111563 + Details
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- Definition Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27161-111563 + Details
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- Definition Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27161-111563 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454 + Details
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