v2.4.1.9

Equity - NCI and Consolidated VIE Disclosures (Details) (USD $) In Millions, unless otherwise specified | 3 Months Ended |
--- | --- | ---
Dec. 04, 2014 | Nov. 28, 2013 | Aug. 28, 2014
Variable Interest Entity [Line Items] |  |  |  |  |
Noncontrolling interests in subsidiaries | $ 815 us-gaap_MinorityInterest |  |  | $ 802 us-gaap_MinorityInterest |
R and D expenses reduced by reimbursements from Intel | (376)us-gaap_ResearchAndDevelopmentExpense |  | (320)us-gaap_ResearchAndDevelopmentExpense |  |
Net sales | 4,573 us-gaap_SalesRevenueNet |  | 4,042 us-gaap_SalesRevenueNet |  |
Trade receivables | 2,301 us-gaap_AccountsReceivableNetCurrent |  |  | 2,524 us-gaap_AccountsReceivableNetCurrent |
Noncontrolling Interest Items [Abstract] |  |  |  |  |
Distributions to noncontrolling interests from consolidated VIE's | 6 us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders |  | 9 us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders |  |
Cash received from noncontrolling interests | 20 us-gaap_ProceedsFromMinorityShareholders |  | 49 us-gaap_ProceedsFromMinorityShareholders |  |
Intel [Member] | Collaborative Arrangement Process Design and Process Development [Member] |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |
R and D expenses reduced by reimbursements from Intel | 54 us-gaap_ResearchAndDevelopmentExpense / us-gaap_MajorCustomersAxis = mu_IntelMember / us-gaap_TypeOfArrangementAxis = mu_CollaborativeArrangementProcessDesignandProcessDevelopmentMember |  | 29 us-gaap_ResearchAndDevelopmentExpense / us-gaap_MajorCustomersAxis = mu_IntelMember / us-gaap_TypeOfArrangementAxis = mu_CollaborativeArrangementProcessDesignandProcessDevelopmentMember |  |
IM Flash Technologies, LLC [Member] | Intel [Member] | NAND Flash [Member] |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |
Net sales | 108 us-gaap_SalesRevenueNet / dei_LegalEntityAxis = mu_ImFlashTechnologiesLlcMember / us-gaap_MajorCustomersAxis = mu_IntelMember / us-gaap_ProductOrServiceAxis = mu_NandFlashMember |  | 101 us-gaap_SalesRevenueNet / dei_LegalEntityAxis = mu_ImFlashTechnologiesLlcMember / us-gaap_MajorCustomersAxis = mu_IntelMember / us-gaap_ProductOrServiceAxis = mu_NandFlashMember |  |
Trade receivables | 66 us-gaap_AccountsReceivableNetCurrent / dei_LegalEntityAxis = mu_ImFlashTechnologiesLlcMember / us-gaap_MajorCustomersAxis = mu_IntelMember / us-gaap_ProductOrServiceAxis = mu_NandFlashMember |  |  | 66 us-gaap_AccountsReceivableNetCurrent / dei_LegalEntityAxis = mu_ImFlashTechnologiesLlcMember / us-gaap_MajorCustomersAxis = mu_IntelMember / us-gaap_ProductOrServiceAxis = mu_NandFlashMember |
MP Mask Technology Center, LLC [Member] |  |  |  |  |
Noncontrolling Interest Items [Abstract] |  |  |  |  |
Extension periods of a Joint Venture | 5 years |  |  |  |
Notice Period Required to Terminate a Joint Venture | 12 months |  |  |  |
Other Consolidated Entities [Member] |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |
Noncontrolling interests in subsidiaries | 15 us-gaap_MinorityInterest / dei_LegalEntityAxis = mu_OtherConsolidatedEntitiesMember |  |  | 16 us-gaap_MinorityInterest / dei_LegalEntityAxis = mu_OtherConsolidatedEntitiesMember |
Variable Interest Entities Which We Have Determined That We Are the Primary Beneficiary [Member] | IM Flash Technologies, LLC [Member] |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |
Noncontrolling interests in subsidiaries | 707 us-gaap_MinorityInterest / dei_LegalEntityAxis = mu_ImFlashTechnologiesLlcMember / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = us-gaap_VariableInterestEntityPrimaryBeneficiaryMember | [1] |  | 693 us-gaap_MinorityInterest / dei_LegalEntityAxis = mu_ImFlashTechnologiesLlcMember / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = us-gaap_VariableInterestEntityPrimaryBeneficiaryMember | [1]
Variable interest entity, ownership percentage by noncontrolling owners (in hundredths) | 49.00%us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners / dei_LegalEntityAxis = mu_ImFlashTechnologiesLlcMember / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = us-gaap_VariableInterestEntityPrimaryBeneficiaryMember | [1] |  | 49.00%us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners / dei_LegalEntityAxis = mu_ImFlashTechnologiesLlcMember / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = us-gaap_VariableInterestEntityPrimaryBeneficiaryMember | [1]
Ownership percentage after stock transactions during period (in hundredths) | 51.00%us-gaap_MinorityInterestOwnershipPercentageByParent / dei_LegalEntityAxis = mu_ImFlashTechnologiesLlcMember / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = us-gaap_VariableInterestEntityPrimaryBeneficiaryMember |  |  |  |
Noncontrolling Interest Items [Abstract] |  |  |  |  |
Distributions to Micron from Consolidated VIE's | 6 mu_VariableInterestEntityDistributionsToParent / dei_LegalEntityAxis = mu_ImFlashTechnologiesLlcMember / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = us-gaap_VariableInterestEntityPrimaryBeneficiaryMember |  | 0 mu_VariableInterestEntityDistributionsToParent / dei_LegalEntityAxis = mu_ImFlashTechnologiesLlcMember / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = us-gaap_VariableInterestEntityPrimaryBeneficiaryMember |  |
Distributions to noncontrolling interests from consolidated VIE's | 6 us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders / dei_LegalEntityAxis = mu_ImFlashTechnologiesLlcMember / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = us-gaap_VariableInterestEntityPrimaryBeneficiaryMember |  | 0 us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders / dei_LegalEntityAxis = mu_ImFlashTechnologiesLlcMember / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = us-gaap_VariableInterestEntityPrimaryBeneficiaryMember |  |
Micron contributions to consolidated VIE's | 21 us-gaap_PaymentsToAcquireInterestInSubsidiariesAndAffiliates / dei_LegalEntityAxis = mu_ImFlashTechnologiesLlcMember / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = us-gaap_VariableInterestEntityPrimaryBeneficiaryMember |  | 51 us-gaap_PaymentsToAcquireInterestInSubsidiariesAndAffiliates / dei_LegalEntityAxis = mu_ImFlashTechnologiesLlcMember / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = us-gaap_VariableInterestEntityPrimaryBeneficiaryMember |  |
Cash received from noncontrolling interests | 20 us-gaap_ProceedsFromMinorityShareholders / dei_LegalEntityAxis = mu_ImFlashTechnologiesLlcMember / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = us-gaap_VariableInterestEntityPrimaryBeneficiaryMember |  | 49 us-gaap_ProceedsFromMinorityShareholders / dei_LegalEntityAxis = mu_ImFlashTechnologiesLlcMember / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = us-gaap_VariableInterestEntityPrimaryBeneficiaryMember |  |
Variable Interest Entities Which We Have Determined That We Are the Primary Beneficiary [Member] | MP Mask Technology Center, LLC [Member] |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |
Noncontrolling interests in subsidiaries | $ 93 us-gaap_MinorityInterest / dei_LegalEntityAxis = mu_MpMaskTechnologyCenterLlcMember / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = us-gaap_VariableInterestEntityPrimaryBeneficiaryMember | [1] |  | $ 93 us-gaap_MinorityInterest / dei_LegalEntityAxis = mu_MpMaskTechnologyCenterLlcMember / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = us-gaap_VariableInterestEntityPrimaryBeneficiaryMember | [1]
Variable interest entity, ownership percentage by noncontrolling owners (in hundredths) | 50.00%us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners / dei_LegalEntityAxis = mu_MpMaskTechnologyCenterLlcMember / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = us-gaap_VariableInterestEntityPrimaryBeneficiaryMember | [1] |  | 50.00%us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners / dei_LegalEntityAxis = mu_MpMaskTechnologyCenterLlcMember / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = us-gaap_VariableInterestEntityPrimaryBeneficiaryMember | [1]
Ownership percentage after stock transactions during period (in hundredths) | 50.00%us-gaap_MinorityInterestOwnershipPercentageByParent / dei_LegalEntityAxis = mu_MpMaskTechnologyCenterLlcMember / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = us-gaap_VariableInterestEntityPrimaryBeneficiaryMember |  |  |  |
[1] | (1) Entity is a variable interest entity.

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