Consolidated Statements Of Comprehensive Income - USD ($) $ in Millions	12 Months Ended
	Sep. 03, 2023	Aug. 28, 2022	Aug. 29, 2021
Statement of Comprehensive Income [Abstract]
NET INCOME INCLUDING NONCONTROLLING INTERESTS	$ 6,292	$ 5,915	$ 5,079
Foreign-currency translation adjustment and other, net	24	(721)	181
Comprehensive income	6,316	5,194	5,260
Less: Comprehensive income attributable to noncontrolling interests	0	36	93
COMPREHENSIVE INCOME ATTRIBUTABLE TO COSTCO	$ 6,316	$ 5,158	$ 5,167