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Summary of Significant Accounting Policies (Details) $ in Thousands | 12 Months Ended
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Feb. 02, 2019 USD ($) segment subsidiary | Feb. 03, 2018 USD ($) | Jan. 28, 2017 USD ($)
Significant Accounting Policies [Line Items] |  |  |
Number of subsidiaries | subsidiary | 4 |  |
Fiscal period duration | 364 days | 371 days | 364 days
Number of reportable segments | segment | 1 |  |
Allowance for doubtful accounts receivable | $ 0 |  |
Inventory write downs | 7,012 | $ 7,139 |
Impairment charge to long-lived assets | 0 | 0 | $ 0
Increase in prepaid expenses and other assets | 1,054 |  |
Accrued expenses on sales return liability | 1,054 |  |
Accrued expenses on breakage of loyalty rewards and gift cards | $ 3,521 |  |
Gift card redemption period | 2 years |  |
Loyalty reward redemption period | 18 months |  |
Stop-loss insurance maintained by health insurance company, deductible per person under health insurance | $ 100 |  |
Reserve on claims included in accrued expenses | 900 | 922 |
Stop-loss insurance maintained by workers compensation insurance company, deductible per person under workers compensation insurance | 150 |  |
Workers compensation plan, estimated IBNR | 1,045 | 659 |
Advertising Expense | $ 8,437 | 7,760 | $ 7,513
Minimum |  |  |
Significant Accounting Policies [Line Items] |  |  |
Furniture, fixtures, and equipment, estimated useful life | P3Y |  |
Maximum |  |  |
Significant Accounting Policies [Line Items] |  |  |
Furniture, fixtures, and equipment, estimated useful life | P10Y |  |
Wells Fargo Senior Secured Revolving Credit Facility |  |  |
Significant Accounting Policies [Line Items] |  |  |
In Transit Deposits | $ 7,035 | $ 6,629 |

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