v2.4.1.9

Equity - Restrictions on Net Assets (Details) (USD $) In Millions, unless otherwise specified | Mar. 05, 2015
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MMJ Group [Member] |
Restrictions for Consolidated and Unconsolidated Subsidiaries [Abstract] |
Amount of restricted net assets for consolidated subsidiaries | $ 3,110us-gaap_AmountOfRestrictedNetAssetsForConsolidatedAndUnconsolidatedSubsidiaries / dei_LegalEntityAxis = mu_MMJGroupMember
MMJ Group [Member] | Cash and Cash Equivalents [Member] |
Restrictions for Consolidated and Unconsolidated Subsidiaries [Abstract] |
Amount of restricted net assets for consolidated subsidiaries | 1,320us-gaap_AmountOfRestrictedNetAssetsForConsolidatedAndUnconsolidatedSubsidiaries / us-gaap_BalanceSheetLocationAxis = us-gaap_CashAndCashEquivalentsMember / dei_LegalEntityAxis = mu_MMJGroupMember
IM Flash Technologies, LLC [Member] |
Restrictions for Consolidated and Unconsolidated Subsidiaries [Abstract] |
Amount of restricted net assets for consolidated subsidiaries | $ 788us-gaap_AmountOfRestrictedNetAssetsForConsolidatedAndUnconsolidatedSubsidiaries / dei_LegalEntityAxis = mu_ImFlashTechnologiesLlcMember

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- Definition Amount of restricted net assets of consolidated and unconsolidated subsidiaries as of the end of the most recently completed fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(e)(3)(ii)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph e -Subparagraph 3 -Article 4 + Details
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