Annual report pursuant to Section 13 and 15(d)

Concentrations (Details)

v3.19.3.a.u2
Concentrations (Details)
12 Months Ended
Dec. 31, 2019
USD ($)
numberOfCustomers
Dec. 31, 2018
numberOfCustomers
Concentration Risk [Line Items]    
Number of customers 1 1
Apparel Production [Member]    
Concentration Risk [Line Items]    
Concentration risk sourcing countries 12  
Footwear Production [Member]    
Concentration Risk [Line Items]    
Concentration risk sourcing countries three  
Maximum    
Concentration Risk [Line Items]    
Remaining maturity of derivative contracts 4 years  
Aggregate unrealized gain of derivative contracts with single counterparty | $ $ 5,100,000  
Apparel    
Concentration Risk [Line Items]    
Contract manufacturer 5  
Footwear    
Concentration Risk [Line Items]    
Contract manufacturer 5  
United States [Member] | Credit Concentration Risk [Member]    
Concentration Risk [Line Items]    
Concentration percentage 13.90% 11.60%
Vietnam And China [Member] | Apparel | Supplier Concentration Risk [Member]    
Concentration Risk [Line Items]    
Concentration percentage 50.00%  
Five Largest Apparel Factory Groups [Member] | Apparel | Supplier Concentration Risk [Member]    
Concentration Risk [Line Items]    
Concentration percentage 30.00%  
Largest Apparel Factory Groups [Member] | Apparel | Supplier Concentration Risk [Member]    
Concentration Risk [Line Items]    
Concentration percentage 10.00%  
Five Largest Footwear Factory Groups [Member] | Footwear | Supplier Concentration Risk [Member]    
Concentration Risk [Line Items]    
Concentration percentage 85.00%  
Largest Footwear Factory Groups [Member] | Footwear | Supplier Concentration Risk [Member]    
Concentration Risk [Line Items]    
Concentration percentage 45.00%