Revenues - Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Feb. 01, 2020	Nov. 02, 2019	Aug. 03, 2019	May 04, 2019	Feb. 02, 2019	Nov. 03, 2018	Aug. 04, 2018	May 05, 2018	Feb. 01, 2020	Feb. 02, 2019	Feb. 03, 2018
Disaggregation of Revenue [Line Items]
Total revenue	$ 23,398	$ 18,665	$ 18,422	$ 17,627	$ 22,977	$ 17,821	$ 17,776	$ 16,781	$ 78,112	$ 75,356	$ 72,714
Apparel and accessories
Disaggregation of Revenue [Line Items]
Total revenue									14,304	13,434	13,323
Apparel and accessories | Reclassification
Disaggregation of Revenue [Line Items]
Total revenue										(1,570)	(1,339)
Beauty and household essentials
Disaggregation of Revenue [Line Items]
Total revenue									20,616	19,296	18,364
Beauty and household essentials | Reclassification
Disaggregation of Revenue [Line Items]
Total revenue										1,570	1,339
Food and beverage
Disaggregation of Revenue [Line Items]
Total revenue									15,039	14,585	14,256
Hardlines
Disaggregation of Revenue [Line Items]
Total revenue									12,595	12,709	12,062
Home furnishings and decor
Disaggregation of Revenue [Line Items]
Total revenue									14,430	14,298	13,672
Other
Disaggregation of Revenue [Line Items]
Total revenue									146	111	109
Sales
Disaggregation of Revenue [Line Items]
Total revenue	23,133	18,414	18,183	17,401	22,734	17,590	17,552	16,556	77,130	74,433	71,786
Credit card profit sharing
Disaggregation of Revenue [Line Items]
Total revenue									680	673	694
Other
Disaggregation of Revenue [Line Items]
Total revenue									302	250	234
Other revenue
Disaggregation of Revenue [Line Items]
Total revenue	$ 265	$ 251	$ 239	$ 226	$ 243	$ 231	$ 224	$ 225	$ 982	$ 923	$ 928