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Restructuring Charges (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Dec. 31, 2020
Company's accrual for restructuring activities:-      
Beginning Restructuring Accrual Balance, as of December 31, 2015 $ 9,184    
Restructuring Charges 1,193 $ 1,905 $ 1,900
Restructuring Cash Payments (4,573)    
Impact of foreign currency on restructuring reserve (209)    
Ending Restructuring Accrual Balance, as of March 31, 2016 $ 5,595   $ 9,184