XML 74 R62.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Equity - Restrictions on Net Assets (Details) $ in Millions | Mar. 01, 2018 USD ($)
--- | ---
MMJ Group |
Restrictions for Consolidated and Unconsolidated Subsidiaries [Abstract] |
Amount of restricted net assets | $ 3,860
MSTW and MTTW |
Restrictions for Consolidated and Unconsolidated Subsidiaries [Abstract] |
Amount of restricted net assets | 2,540
IM Flash Technologies, LLC |
Restrictions for Consolidated and Unconsolidated Subsidiaries [Abstract] |
Amount of restricted net assets | $ 900

X
- 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 + Details
Name: | us-gaap_AmountOfRestrictedNetAssetsForConsolidatedAndUnconsolidatedSubsidiaries
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_RestrictionsForConsolidatedAndUnconsolidatedSubsidiariesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | dei_LegalEntityAxis=mu_MMJGroupMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=mu_MicronSemiconductorTaiwanAndMicronTechnologyTaiwanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=mu_ImFlashTechnologiesLlcMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |