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Other Income / (Expense), net (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Other Nonoperating Income (Expense) [Abstract]    
Foreign currency gain / (loss) $ 734 $ (2,510)
Interest income, net 24 48
Total other income / (expense) $ 758 $ (2,462)