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Income Taxes - Additional Information (Detail) - USD ($) | Feb. 02, 2020 | Feb. 03, 2019 | Jan. 28, 2018 | Jan. 28, 2017
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Income Taxes [Line Items] |  |  |  |
Unrecognized tax benefits, gross | $ 36,638,000 | $ 35,209,000 | $ 18,051,000 | $ 25,864,000
Unrecognized tax benefits, gross, that would, if recognized, affect the effective tax rate | 32,421,000 |  |  |
Accruals for interest and penalties | 7,251,000 | $ 5,437,000 |  |
Minimum |  |  |  |
Income Taxes [Line Items] |  |  |  |
Gross unrecognized tax benefits, possible decrease in balance within next twelve months | 0 |  |  |
Maximum |  |  |  |
Income Taxes [Line Items] |  |  |  |
Gross unrecognized tax benefits, possible decrease in balance within next twelve months | $ 11,757,000 |  |  |

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