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		8 Months Ended
	May 12, 2019	May 13, 2018	May 12, 2019	May 13, 2018
Earnings Per Share [Abstract]
Net income available to common stockholders used in basic and diluted net income per common share	$ 906	$ 750	$ 2,562	$ 2,091
Weighted average number of common shares used in basic net income per common share	439,859	438,740	439,767	438,576
RSUs	2,783	2,975	2,798	2,807
Weighted average number of common shares and dilutive potential of common stock used in diluted net income per share	442,642	441,715	442,565	441,383