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Quarterly Financial Information (Unaudited) (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Feb. 03, 2018 | Oct. 28, 2017 | Jul. 29, 2017 | Apr. 29, 2017 | Jan. 28, 2017 | Oct. 29, 2016 | Jul. 30, 2016 | Apr. 30, 2016 | Feb. 03, 2018 | Jan. 28, 2017 | Jan. 30, 2016
Quarterly Financial Information Disclosure [Abstract] |  |  |  |  |  |  |  |  |  |  |
Net sales | $ 224,614 | $ 144,979 | $ 131,683 | $ 132,841 | $ 203,160 | $ 138,240 | $ 123,017 | $ 129,911 | $ 634,117 | $ 594,328 | $ 561,807
Gross profit | 79,131 | 45,471 | 40,086 | 42,848 | 74,195 | 45,680 | 37,563 | 45,054 | 207,536 | 202,492 | 202,501
Operating (loss) income | 21,093 | (3,767) | (5,696) | (2,278) | 22,978 | (1,608) | (5,895) | 1,524 | 9,352 | 16,999 | 26,191
Net (loss) income | $ 12,865 | $ (2,362) | $ (3,772) | $ (1,435) | $ 14,543 | $ (846) | $ (3,567) | $ 916 | $ 5,296 | $ 11,046 | $ 16,573
(Loss) earnings per share: |  |  |  |  |  |  |  |  |  |  |
Basic (in dollars per share) | $ 0.80 | $ (0.15) | $ (0.24) | $ (0.09) | $ 0.91 | $ (0.05) | $ (0.22) | $ 0.06 | $ 0.33 | $ 0.70 | $ 0.97
Diluted (in dollars per share) | $ 0.79 | $ (0.15) | $ (0.24) | $ (0.09) | $ 0.90 | $ (0.05) | $ (0.22) | $ 0.06 | $ 0.33 | $ 0.68 | $ 0.94
Error Corrections and Prior Period Adjustments Restatement [Line Items] |  |  |  |  |  |  |  |  |  |  |
Cost of sales |  |  |  |  |  |  |  |  | $ 426,581 | $ 391,836 | $ 359,306
Restatement Adjustment |  |  |  |  |  |  |  |  |  |  |
Error Corrections and Prior Period Adjustments Restatement [Line Items] |  |  |  |  |  |  |  |  |  |  |
Cost of sales | $ 5,400 | $ 5,100 | $ 4,900 | $ 4,800 | $ 5,000 | $ 4,800 | $ 4,700 | $ 4,500 |  | $ 19,000 | $ 16,300

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