XML 60 R43.htm IDEA: XBRL DOCUMENT v3.21.1
Income Taxes - Operating Loss Carryforwards (Details) - USD ($)
$ in Thousands
Jan. 31, 2021
Feb. 02, 2020
Operating Loss Carryforwards [Line Items]    
Total loss carryforwards, indefinite $ 74,830  
Total loss carryforwards 87,881 $ 190,307
2021    
Operating Loss Carryforwards [Line Items]    
Total loss carryforwards, subject to expiration 36  
2025    
Operating Loss Carryforwards [Line Items]    
Total loss carryforwards, subject to expiration 75  
2028    
Operating Loss Carryforwards [Line Items]    
Total loss carryforwards, subject to expiration 10  
2030    
Operating Loss Carryforwards [Line Items]    
Total loss carryforwards, subject to expiration 444  
2032    
Operating Loss Carryforwards [Line Items]    
Total loss carryforwards, subject to expiration 881  
Thereafter    
Operating Loss Carryforwards [Line Items]    
Total loss carryforwards, subject to expiration $ 11,605