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Stock-Based Awards - Additional Information (Details) - shares
3 Months Ended
May 02, 2020
Feb. 01, 2020
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Stock warrants, granted   1,747,441
Warrant [Member]    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Vested warrants 349,489  
Unvested warrants 1,397,952