Leases - Summary of Supplemental Balance Sheet Information (Details)	Aug. 01, 2020	Feb. 01, 2020	Aug. 03, 2019
Weighted-average remaining lease term (in years):
Operating leases	5 years	5 years	5 years
Finance leases	4 years	4 years	3 years
Weighted-average discount rate:
Operating leases	3.80%	4.20%	4.10%
Finance leases	7.40%	13.50%	8.80%