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Goodwill and Intangible Assets - Intangibles Rollforward (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Intangible Assets [Roll Forward]    
Balance at December 31, 2019 $ 4,943  
Amortization expense (1,004)  
Intangibles assets acquired in asset acquisition 75  
Impairment of distribution rights (1,758) $ 0
Foreign currency translation adjustment (2)  
Balance at December 31, 2020 $ 2,254 $ 4,943