Income Taxes (Schedule of Foreign And Domestic Income Taxes) (Details) - USD ($) $ in Millions	3 Months Ended							4 Months Ended		12 Months Ended
	May 13, 2018	Feb. 18, 2018	Nov. 26, 2017	May 07, 2017	[1]	Feb. 12, 2017	Nov. 20, 2016	Sep. 02, 2018	Sep. 03, 2017	Sep. 02, 2018	Sep. 03, 2017	Aug. 28, 2016
Federal [Abstract]
Current										$ 636	$ 802	$ 468
Deferred										(35)	7	233
Total federal										601	809	701
State [Abstract]
Current										190	161	108
Deferred										22	8	21
Total state										212	169	129
Foreign [Abstract]
Current										487	389	398
Deferred										(37)	(42)	15
Total foreign										450	347	413
Total provision for income taxes	$ 309	$ 273	$ 285	$ 259		$ 288	$ 291	$ 396	$ 487	$ 1,263	$ 1,325	$ 1,243

[1] Includes an $82 tax benefit recorded in the third quarter in connection with the special cash dividend paid to employees through the Company's 401(k) Retirement Plan.