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Costs Associated with Exit and Restructuring Activities - Restructuring Reserve Activity (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Restructuring reserve activity    
Restructuring charges $ 240 $ 2,084
April 2014 Plan and June 2016 Plan [Member]    
Restructuring reserve activity    
Restructuring liability at beginning 1,993  
Restructuring charges 240  
Cost paid (606)  
Restructuring liability at ending 1,183  
Restructuring Reserve, Translation and Other Adjustment $ (444)