Employee Benefit Plan (Details) - USD ($) $ in Millions	12 Months Ended
Feb. 01, 2020	Feb. 02, 2019	Feb. 03, 2018
Retirement Benefits [Abstract]
Discretionary matching and profit sharing contributions, vesting period	5 years
Employer discretionary contribution amount	$ 2.9	$ 1.2	$ 0.5

Amount of discretionary contributions made by an employer to a defined contribution plan.

No definition available.

Name:	us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration