Net Income per Common and Common Equivalent Share - Schedule of Earnings per Share Effect on Net Income and Weighted Average Number of Dilutive Potential Common Stock (Details) - USD ($) shares in Thousands, $ in Millions	3 Months Ended		6 Months Ended
	Feb. 16, 2020	Feb. 17, 2019	Feb. 16, 2020	Feb. 17, 2019
Earnings Per Share [Abstract]
Net Income (Loss) Attributable to Parent	$ 931	$ 889	$ 1,775	$ 1,656
Weighted average number of common shares used in basic net income per common share	442,021	440,284	441,920	439,721
RSUs	1,706	2,053	1,784	2,814
Weighted average number of common shares and dilutive potential of common stock used in diluted net income per share	443,727	442,337	443,704	442,535
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	0	1,667	0	0