XML 87 R70.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Significant Accounting Policies - Revenue (Details) | 12 Months Ended
--- | ---
Aug. 31, 2017 | Sep. 01, 2016 | Sep. 03, 2015
Customers with Price Protection or Rights of Return | ASU 2014-09 | Previously Reported |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |
Percent of revenue from customers with price protection or rights of return | 20.00% | 25.00% | 21.00%

X
- Definition Represents the quantification of the effect of adopting the new accounting standard by providing the percent of total past revenue that could be impacted by changes in accounting principle or adoption of new standards. + References No definition available. + Details
Name: | mu_NewAccountingPronouncementorChangeinAccountingPrincipleEffectofAdoptionPercentofRevenue
Namespace Prefix: | mu_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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

X
- Details
Name: | us-gaap_MajorCustomersAxis=mu_CustomerswithPriceProtectionorRightsofReturnMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AdjustmentsForNewAccountingPronouncementsAxis=us-gaap_AccountingStandardsUpdate201409Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementScenarioAxis=us-gaap_ScenarioPreviouslyReportedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |