Leases - Supplemental Balance Sheet Information (Details) - USD ($) $ in Thousands	Aug. 01, 2021	Jan. 31, 2021
Leases [Abstract]
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List]
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	Other long-term liabilities	Other long-term liabilities
Operating lease right-of-use assets in "Other assets"	$ 21,518	$ 16,337
Operating lease liabilities in "Accrued liabilities"	3,585	3,975
Operating lease liabilities in "Other long-term liabilities"	18,560	13,172
Total operating lease liabilities	$ 22,145	$ 17,147