Segment Reporting Information by Item Category (Details) - USD ($) $ in Millions	3 Months Ended						4 Months Ended		12 Months Ended
	May 12, 2019	Feb. 17, 2019	Nov. 25, 2018	May 13, 2018	Feb. 18, 2018	Nov. 26, 2017	Sep. 01, 2019	Sep. 02, 2018	Sep. 01, 2019	Sep. 02, 2018	Sep. 03, 2017
Revenue from External Customer [Line Items]
Net Sales	$ 34,740	$ 35,396	$ 35,069	$ 32,361	$ 32,995	$ 31,809	$ 47,498	$ 44,411	$ 152,703	$ 141,576	$ 129,025
Food and Sundries [Member]
Revenue from External Customer [Line Items]
Net Sales									59,672	56,073	52,362
Hardlines
Revenue from External Customer [Line Items]
Net Sales									24,570	22,620	20,583
Fresh Foods
Revenue from External Customer [Line Items]
Net Sales									19,948	18,879	17,849
Softlines
Revenue from External Customer [Line Items]
Net Sales									16,590	15,387	14,537
Ancillary
Revenue from External Customer [Line Items]
Net Sales									28,571	25,475	20,841
Product [Member]
Revenue from External Customer [Line Items]
Net Sales	$ 33,964	$ 34,628	$ 34,311	$ 31,624	$ 32,279	$ 31,117	$ 46,448	$ 43,414	$ 149,351	$ 138,434	$ 126,172