Recently Issued Accounting Standards (Details)	3 Months Ended	9 Months Ended
Jun. 01, 2017	Jun. 02, 2016	Jun. 01, 2017	Jun. 02, 2016
ASU 2014-09 \| Scenario, Previously Reported \| Customers with Price Protection or Rights of Return
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Percent of revenue from customers with rights of return or price protection	19.00%	26.00%	21.00%	24.00%

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.

No definition available.

Name:	mu_NewAccountingPronouncementorChangeinAccountingPrincipleEffectofAdoptionPercentofRevenue
Namespace Prefix:	mu_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration