Accounting Policies - Revenue Recognition (Details) - USD ($) $ in Millions	12 Months Ended
Aug. 31, 2025	Sep. 01, 2024	Sep. 03, 2023
Summary Of Significant Accounting Policies [Line Items]
Deferred membership fees	$ 2,854	$ 2,501
Reduction in sales	$ 3,007	$ 2,804	$ 2,576

Amount of deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable, classified as current.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(20))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

Name:	us-gaap_DeferredRevenueCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant