Condensed Consolidated Statements Of Income - USD ($) shares in Thousands, $ in Millions	3 Months Ended		6 Months Ended
	Feb. 16, 2020	Feb. 17, 2019	Feb. 16, 2020	Feb. 17, 2019
REVENUE
Total Revenue	$ 39,072	$ 35,396	$ 76,112	$ 70,465
OPERATING EXPENSES
Merchandise costs	34,056	30,720	66,289	61,343
Selling, general and administrative	3,743	3,464	7,475	6,939
Preopening expenses	7	9	21	31
Operating income	1,266	1,203	2,327	2,152
OTHER INCOME (EXPENSE)
Interest expense	(34)	(34)	(72)	(70)
Interest income and other, net	45	46	80	68
INCOME BEFORE INCOME TAXES	1,277	1,215	2,335	2,150
Provision for income taxes	330	314	532	472
Net income including noncontrolling interests	947	901	1,803	1,678
Net income attributable to noncontrolling interests	(16)	(12)	(28)	(22)
NET INCOME ATTRIBUTABLE TO COSTCO	$ 931	$ 889	$ 1,775	$ 1,656
NET INCOME PER COMMON SHARE ATTRIBUTABLE TO COSTCO:
Basic (in dollars per share)	$ 2.10	$ 2.02	$ 4.02	$ 3.77
Diluted (in dollars per share)	$ 2.10	$ 2.01	$ 4.00	$ 3.74
Shares used in calculation (000's)
Basic (shares)	442,021	440,284	441,920	439,721
Diluted (shares)	443,727	442,337	443,704	442,535
Net sales
REVENUE
Total Revenue	$ 38,256	$ 34,628	$ 74,492	$ 68,939
Membership fees
REVENUE
Total Revenue	$ 816	$ 768	$ 1,620	$ 1,526