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Stock-Based Compensation - Summary of Deferred Awards Activity (Details) - Deferred Awards
9 Months Ended
Oct. 30, 2020
$ / shares
shares
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Number of Shares, Unvested awards at beginning of year | shares 745,000
Number of Shares, Granted | shares 763,000
Number of Shares, Vested | shares (290,000)
Number of Shares, Forfeited | shares (118,000)
Number of Shares, Unvested awards at end of year | shares 1,100,000
Weighted Average Grant Date Fair Value, Unvested awards at beginning of year | $ / shares $ 18.49
Weighted Average Grant Date Fair Value, Granted | $ / shares 6.92
Weighted Average Grant Date Fair Value, Vested | $ / shares 19.68
Weighted Average Grant Date Fair Value, Forfeited | $ / shares 11.68
Weighted Average Grant Date Fair Value, Unvested awards at end of year | $ / shares $ 10.87