v2.4.1.9

Investments (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Dec. 04, 2014	Nov. 28, 2013	Aug. 28, 2014
Schedule of Available-for-sale Securities [Line Items]
Fair value of available-for-sale investments	$ 3,000us-gaap_AvailableForSaleSecurities		$ 2,935us-gaap_AvailableForSaleSecurities
Available-for-sale Securities, Debt Maturities, Fair Value [Abstract]
Money market funds	866us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue
Due in 1 year or less	1,057us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue
Due in 1-2 years	562mu_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughTwoYearsFairValue
Due in 2-4 years	467mu_AvailableForSaleSecuritiesDebtMaturitiesAfterTwoThroughFourYearsFairValue
Due after 4 years	47mu_AvailableForSaleSecuritiesDebtMaturitiesAfterFourYearsFairValue
Debt Securities, Fair Value	2,999us-gaap_AvailableForSaleSecuritiesDebtSecurities
Available-for-sale Securities, Gross Realized Gain (Loss), Disclosures [Abstract]
Proceeds from the sale of available-for-sale securities	233us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities	113us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities
Money market funds [Member]
Schedule of Available-for-sale Securities [Line Items]
Fair value of available-for-sale investments	866us-gaap_AvailableForSaleSecurities / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MoneyMarketFundsMember		1,281us-gaap_AvailableForSaleSecurities / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MoneyMarketFundsMember
Corporate bonds [Member]
Schedule of Available-for-sale Securities [Line Items]
Fair value of available-for-sale investments	799us-gaap_AvailableForSaleSecurities / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_CorporateDebtSecuritiesMember		561us-gaap_AvailableForSaleSecurities / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_CorporateDebtSecuritiesMember
Certificates of deposit [Member]
Schedule of Available-for-sale Securities [Line Items]
Fair value of available-for-sale investments	581us-gaap_AvailableForSaleSecurities / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_CertificatesOfDepositMember		437us-gaap_AvailableForSaleSecurities / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_CertificatesOfDepositMember
Government securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Fair value of available-for-sale investments	440us-gaap_AvailableForSaleSecurities / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_SovereignDebtMember		420us-gaap_AvailableForSaleSecurities / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_SovereignDebtMember
Asset-backed securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Fair value of available-for-sale investments	220us-gaap_AvailableForSaleSecurities / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_AssetBackedSecuritiesMember		128us-gaap_AvailableForSaleSecurities / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_AssetBackedSecuritiesMember
Commercial paper [Member]
Schedule of Available-for-sale Securities [Line Items]
Fair value of available-for-sale investments	93us-gaap_AvailableForSaleSecurities / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_CommercialPaperMember		107us-gaap_AvailableForSaleSecurities / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_CommercialPaperMember
Marketable equity securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Fair value of available-for-sale investments	$ 1us-gaap_AvailableForSaleSecurities / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_EquitySecuritiesMember		$ 1us-gaap_AvailableForSaleSecurities / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_EquitySecuritiesMember

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- Definition

This item represents the fair value of debt securities which are expected to mature after four years from the balance sheet date which are categorized neither as held-to-maturity nor trading securities.

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This item represents the fair value of debt securities which are expected to mature after one year and through two years from the balance sheet date and which are categorized neither as held-to-maturity nor trading securities.

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Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

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Fair value of available-for-sale debt securities maturing in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of available-for-sale debt securities at fair value that do not have a single maturity date and which the entity has decided to disclose separately rather than allocating the fair value over several maturity groupings.

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The cash inflow associated with the sale of debt and equity securities classified as available-for-sale securities.

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