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Stock-Based Compensation (Summary of Activity in Unvested Restricted Stock) (Details) - Unvested Restricted Stock [Member]
6 Months Ended
Aug. 02, 2020
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Beginning balance, shares | shares 192,094
Granted | shares 278,675
Vested | shares (111,654)
Forfeited | shares (15,996)
Ending balance, shares | shares 343,119
Weighted average grant date fair value per share, beginning balance | $ / shares $ 17.71
Weighted average grant date fair value per share, Granted | $ / shares 7.16
Weighted average fair value per share, Vested | $ / shares 17.26
Weighted average fair value per share, Forfeited | $ / shares 10.10
Weighted average grant date fair value per share, ending balance | $ / shares $ 12.02