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Significant Accounting Policies - Schedule of Product Recall Adjustments Effect on Income Before Income Taxes (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Feb. 02, 2019 | Feb. 03, 2018 | Jan. 28, 2017
Payables And Accruals [Line Items] |  |  |
Product recall adjustment effect on income before income taxes | $ 1,619 | $ 7,707 | $ 4,615
Reduction of Net Revenues [Member] |  |  |
Payables And Accruals [Line Items] |  |  |
Product recall adjustment effect on income before income taxes | 4,733 | 3,207 | 3,441
Impact on Cost of Goods Sold [Member] |  |  |
Payables And Accruals [Line Items] |  |  |
Product recall adjustment effect on income before income taxes | (4,139) | 4,315 | 535
Impact on Gross Profit [Member] |  |  |
Payables And Accruals [Line Items] |  |  |
Product recall adjustment effect on income before income taxes | 594 | 7,522 | 3,976
Incremental Selling, General and Administrative Expenses [Member] |  |  |
Payables And Accruals [Line Items] |  |  |
Product recall adjustment effect on income before income taxes | $ 1,025 | $ 185 | $ 639

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