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Consolidated Statements of Comprehensive Loss (Unaudited) (Parenthetical) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Statement of Comprehensive Income [Abstract]    
Foreign currency translation adjustment, tax impact $ 132 $ 1,536
Available-for-sale securities, tax impact $ 0 $ (56)