Revenue - Summary (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Oct. 30, 2020	Nov. 01, 2019	Oct. 30, 2020	Nov. 01, 2019
Disaggregation of Revenue [Line Items]
Net sales	$ 22,309	$ 17,388	$ 69,286	$ 56,121
Net sales (in percent)	100.00%	100.00%	100.00%	100.00%
United States
Disaggregation of Revenue [Line Items]
Net sales	$ 20,832	$ 16,131	$ 65,153	$ 52,225
International
Disaggregation of Revenue [Line Items]
Net sales	1,477	1,257	4,133	3,896
Products
Disaggregation of Revenue [Line Items]
Net sales	21,342	16,379	66,724	53,259
Services
Disaggregation of Revenue [Line Items]
Net sales	552	545	1,459	1,690
Other
Disaggregation of Revenue [Line Items]
Net sales	415	464	1,103	1,172
Home Decor
Disaggregation of Revenue [Line Items]
Net sales	$ 8,168	$ 6,490	$ 23,855	$ 19,929
Net sales (in percent)	36.60%	37.30%	34.40%	35.50%
Building Products
Disaggregation of Revenue [Line Items]
Net sales	$ 7,587	$ 5,794	$ 21,527	$ 17,405
Net sales (in percent)	34.00%	33.30%	31.10%	31.00%
Hardlines
Disaggregation of Revenue [Line Items]
Net sales	$ 6,013	$ 4,551	$ 22,466	$ 17,235
Net sales (in percent)	27.00%	26.20%	32.40%	30.70%
Other
Disaggregation of Revenue [Line Items]
Net sales	$ 541	$ 553	$ 1,438	$ 1,552
Net sales (in percent)	2.40%	3.20%	2.10%	2.80%