Leases - Summary of Components of Net Lease Cost (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jul. 31, 2021	Aug. 01, 2020	Jul. 31, 2021	Aug. 01, 2020
Leases [Abstract]
Operating lease cost		$ 10,516	$ 11,300	$ 21,642	$ 23,932
Variable lease costs	[1]	3,436	3,266	7,181	7,069
Total lease costs		$ 13,952	$ 14,566	$ 28,823	$ 31,001

[1] Variable lease costs include the cost of property taxes, insurance and common area maintenance fees related to its leases.