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Stock-Based Compensation (Details) - USD ($)
$ in Thousands
3 Months Ended
May 04, 2019
May 05, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Stock-based compensation expense (included in compensation and benefits on the condensed consolidated statements of operations) $ 560 $ 393
Stock options granted (in shares) 430,493 0
Restricted stock units granted (in shares) 215,245 0