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The estimated percent of revenue that could potentially be impacted by a loss contingency.

No definition available.

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The percentage of subsidiary or equity method investee shares that are subject to legal proceedings.

No definition available.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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The value (monetary amount) of the award the plaintiff seeks in the legal matter.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
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-Section 50
-Paragraph 9
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-URI http://asc.fasb.org/extlink&oid=82911808&loc=d3e14557-108349

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
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-Paragraph 4
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-URI http://asc.fasb.org/extlink&oid=82911808&loc=d3e14435-108349

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=82911808&loc=d3e14326-108349

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Number of another entity's patents that the entity has allegedly infringed.

No definition available.

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Name:	us-gaap_LossContingenciesByNatureOfContingencyAxis=mu_PatentMattersMember
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Name:	srt_LitigationCaseAxis=mu_Elm3DSInnovationsLLCMember
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Name:	srt_LitigationCaseAxis=mu_InnovativeMemorySolutionsInc.Member
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Name:	srt_LitigationCaseAxis=mu_InnovativeMemorySolutionsInc.Complaint2Member
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Name:	srt_LitigationCaseAxis=mu_InnovativeMemorySolutionsInc.Complaint3Member
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Name:	srt_LitigationCaseAxis=mu_FujianJinhuaIntegratedCircuitCo.Ltd.Member
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Name:	srt_LitigationCaseAxis=mu_FujianJinhuaIntegratedCircuitCo.Ltd.Complaint2Member
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Name:	srt_LitigationCaseAxis=mu_UnitedMicroelectronicsCorporationMember
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