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Costs Associated with Exit and Restructuring Activities Other Restructuring Activities (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Dec. 31, 2019
Restructuring Cost and Reserve [Line Items]          
Restructuring Charges $ (135) $ (911) $ (375) $ (2,995)  
Document Period End Date     Jun. 30, 2020    
Other Restructuring Activities [Member]          
Restructuring Cost and Reserve [Line Items]          
Restructuring Charges (135)   $ (407)    
Restructuring Reserve $ 183   $ 183   $ 1,057