Condensed Consolidated Statements Of Income - USD ($) shares in Thousands, $ in Millions	3 Months Ended		8 Months Ended
	May 09, 2021	May 10, 2020	May 09, 2021	May 10, 2020
REVENUE
Total Revenue	$ 45,277	$ 37,266	$ 133,254	$ 113,378
OPERATING EXPENSES
Merchandise costs	39,415	32,249	115,951	98,538
Selling, general and administrative	4,189	3,830	12,829	11,305
Preopening expenses	10	8	41	29
Operating income	1,663	1,179	4,433	3,506
OTHER INCOME (EXPENSE)
Interest expense	(40)	(37)	(119)	(109)
Interest income and other, net	27	21	75	101
INCOME BEFORE INCOME TAXES	1,650	1,163	4,389	3,498
Provision for income taxes	417	311	1,004	843
Net income including noncontrolling interests	1,233	852	3,385	2,655
Net income attributable to noncontrolling interests	(13)	(14)	(48)	(42)
NET INCOME ATTRIBUTABLE TO COSTCO	$ 1,220	$ 838	$ 3,337	$ 2,613
NET INCOME PER COMMON SHARE ATTRIBUTABLE TO COSTCO:
Basic (in dollars per share)	$ 2.75	$ 1.90	$ 7.53	$ 5.91
Diluted (in dollars per share)	$ 2.75	$ 1.89	$ 7.51	$ 5.89
Shares used in calculation (000's)
Basic (shares)	443,043	442,322	443,043	442,054
Diluted (shares)	444,127	443,855	444,336	443,754
Net Sales
REVENUE
Total Revenue	$ 44,376	$ 36,451	$ 130,611	$ 110,943
Membership fees
REVENUE
Total Revenue	$ 901	$ 815	$ 2,643	$ 2,435