Segment Reporting Information by Segment (Detail) - USD ($) $ in Millions	3 Months Ended		12 Months Ended
	Nov. 22, 2020	Nov. 24, 2019	Aug. 30, 2020
Segment Reporting Information [Line Items]
Total Revenue	$ 43,208	$ 37,040	$ 166,761
Operating Income	1,430	1,061	5,435
Operating Segments [Member] | United States Operations
Segment Reporting Information [Line Items]
Total Revenue	31,292	27,065	122,142
Operating Income	848	635	3,633
Operating Segments [Member] | Canada Operations
Segment Reporting Information [Line Items]
Total Revenue	6,011	5,127	22,434
Operating Income	293	228	860
Operating Segments [Member] | Other International Operations
Segment Reporting Information [Line Items]
Total Revenue	5,905	4,848	22,185
Operating Income	$ 289	$ 198	$ 942