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Restructuring and Impairment Charges - Schedule of Restructuring Costs (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Restructuring Reserve [Roll Forward]        
Provisions $ 580 $ 1,052 $ 2,485 $ 2,015
Facility Consolidation        
Restructuring Reserve [Roll Forward]        
Beginning balance     523  
Provisions     0  
Payments     (523)  
Ending balance $ 0   $ 0