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Business Organization and Summary of Significant Accounting Policies - Inventories (Details)
12 Months Ended
Jan. 30, 2021
Feb. 01, 2020
Concentration Risk [Line Items]    
Percentage of purchases and merchandise risk   19.00%
CHINA | Geographic Concentration Risk | Cost of Goods    
Concentration Risk [Line Items]    
Percentage of purchases and merchandise risk 38.00% 46.00%
One Supplier | Supplier Concentration Risk    
Concentration Risk [Line Items]    
Percentage of purchases and merchandise risk 13.00%