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Debt - Summary of Debt (Details) - USD ($)
$ in Thousands
Mar. 31, 2021
Dec. 31, 2020
Debt Instrument [Line Items]    
Debt before unamortized deferred financing costs $ 1,764 $ 43,553
Short-term   13,787
Less: unamortized deferred financing costs   (12)
Long-term   29,754
Less: unamortized deferred financing costs   (12)
Total   43,541
Bank and Trade Facilities - Foreign Operations    
Debt Instrument [Line Items]    
Debt before unamortized deferred financing costs 1,764 13,787
Related Party    
Debt Instrument [Line Items]    
Debt before unamortized deferred financing costs   29,766
Short-term Debt    
Debt Instrument [Line Items]    
Debt before unamortized deferred financing costs 1,764 13,787
Short-term Debt | Bank and Trade Facilities - Foreign Operations    
Debt Instrument [Line Items]    
Debt before unamortized deferred financing costs $ 1,764 13,787
Long-term Debt    
Debt Instrument [Line Items]    
Debt before unamortized deferred financing costs   29,766
Long-term Debt | Related Party    
Debt Instrument [Line Items]    
Debt before unamortized deferred financing costs   $ 29,766