Segment Reporting Information by Segment (Detail) - USD ($) $ in Millions		3 Months Ended
		Nov. 23, 2025	Nov. 24, 2024
Segment Reporting Information [Line Items]
Total Revenue		$ 67,307	$ 62,151
Merchandise costs		58,510	54,109
Selling, general and administrative		6,334	5,846
Operating Income		2,463	2,196
Other Income	[1]	120	110
Income before income taxes		2,583	2,306
Operating Segments [Member] | United States
Segment Reporting Information [Line Items]
Total Revenue		48,569	45,088
Merchandise costs		42,132	39,148
Selling, general and administrative		4,821	4,442
Operating Income		1,616	1,498
Operating Segments [Member] | Canada
Segment Reporting Information [Line Items]
Total Revenue		9,073	8,404
Merchandise costs		7,897	7,341
Selling, general and administrative		742	701
Operating Income		434	362
Operating Segments [Member] | Other International
Segment Reporting Information [Line Items]
Total Revenue		9,665	8,659
Merchandise costs		8,481	7,620
Selling, general and administrative		771	703
Operating Income		$ 413	$ 336

[1] Other income consists of interest expense and interest income and other, net.