Segment Reporting Segment Reporting Information by Item Category (Details) - USD ($) $ in Millions	3 Months Ended		8 Months Ended
	May 12, 2019	May 13, 2018	May 12, 2019	May 13, 2018
Disaggregation of Revenue [Line Items]
Total Revenue	$ 34,740	$ 32,361	$ 105,205	$ 97,165
Food and Sundries [Member]
Disaggregation of Revenue [Line Items]
Total Revenue	13,524		41,131
Hardlines [Member]
Disaggregation of Revenue [Line Items]
Total Revenue	5,666		17,276
Fresh Food [Member]
Disaggregation of Revenue [Line Items]
Total Revenue	4,568		13,551
Softlines [Member]
Disaggregation of Revenue [Line Items]
Total Revenue	3,413		11,760
Ancillary
Disaggregation of Revenue [Line Items]
Total Revenue	6,793		19,185
Net sales
Disaggregation of Revenue [Line Items]
Total Revenue	$ 33,964	$ 31,624	$ 102,903	$ 95,020