Income Taxes - Tax Credit Carryforwards (Details) $ in Thousands	Feb. 02, 2020 USD ($)
Tax Credit Carryforward [Line Items]
Tax credit carryforward	$ 7,558
Research and Development
Tax Credit Carryforward [Line Items]
Tax credit carryforward	5,080
Work Opportunity
Tax Credit Carryforward [Line Items]
Tax credit carryforward	1,630
Hurricane Retention
Tax Credit Carryforward [Line Items]
Tax credit carryforward	848
2036
Tax Credit Carryforward [Line Items]
Tax credit carryforward	227
2036 | Research and Development
Tax Credit Carryforward [Line Items]
Tax credit carryforward	227
2036 | Work Opportunity
Tax Credit Carryforward [Line Items]
Tax credit carryforward	0
2036 | Hurricane Retention
Tax Credit Carryforward [Line Items]
Tax credit carryforward	0
2037
Tax Credit Carryforward [Line Items]
Tax credit carryforward	2,551
2037 | Research and Development
Tax Credit Carryforward [Line Items]
Tax credit carryforward	1,609
2037 | Work Opportunity
Tax Credit Carryforward [Line Items]
Tax credit carryforward	94
2037 | Hurricane Retention
Tax Credit Carryforward [Line Items]
Tax credit carryforward	848
2038
Tax Credit Carryforward [Line Items]
Tax credit carryforward	2,383
2038 | Research and Development
Tax Credit Carryforward [Line Items]
Tax credit carryforward	1,622
2038 | Work Opportunity
Tax Credit Carryforward [Line Items]
Tax credit carryforward	761
2038 | Hurricane Retention
Tax Credit Carryforward [Line Items]
Tax credit carryforward	0
2039
Tax Credit Carryforward [Line Items]
Tax credit carryforward	2,397
2039 | Research and Development
Tax Credit Carryforward [Line Items]
Tax credit carryforward	1,622
2039 | Work Opportunity
Tax Credit Carryforward [Line Items]
Tax credit carryforward	775
2039 | Hurricane Retention
Tax Credit Carryforward [Line Items]
Tax credit carryforward	$ 0