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Restructuring - Components of Restructuring Charge Payments (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Restructuring Reserve [Roll Forward]    
Restructuring Balance as of December 31, 2016 $ 0  
Costs incurred 1,451 $ 0
Cash paid (1,616)  
Other adjustments 181  
Restructuring Balance as of March 31, 2017 $ 16