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Basis of Presentation and Summary of Significant Accounting Policies - Property, Plant, and Equipment (Details)
9 Months Ended 12 Months Ended
Nov. 02, 2019
Feb. 02, 2019
Leasehold Improvements [Member]    
Property, Plant and Equipment [Line Items]    
Property, Plant and Equipment, Useful Life   5 years
Leasehold Improvements - New Stores [Member]    
Property, Plant and Equipment [Line Items]    
Property, Plant and Equipment, Useful Life 10 years  
Leasehold Improvements - Renovated Stores [Member]    
Property, Plant and Equipment [Line Items]    
Property, Plant and Equipment, Useful Life 7 years  
Store Fixtures and Equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property, Plant and Equipment, Useful Life   5 years
Store Fixtures and Equipment - New and Renovated Stores [Member]    
Property, Plant and Equipment [Line Items]    
Property, Plant and Equipment, Useful Life 7 years