Employee Benefit Plans - 401(k) Plan - (Details) - USD ($)	12 Months Ended
Feb. 02, 2019	Feb. 03, 2018	Jan. 28, 2017
Compensation and Retirement Disclosure [Abstract]
Employer Discretionary Contribution	$ 1,442,000	$ 1,207,000	$ 1,234,000

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