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Commitments and Contingencies - Summary of Warranty Provision (Details)
$ in Thousands
3 Months Ended
Mar. 31, 2017
USD ($)
Movement in Standard and Extended Product Warranty, Increase (Decrease) [Roll Forward]  
Balance - Beginning of the year $ 5,552
Provision for new warranty claims 602
Change in provision for preexisting warranty claims (36)
Deduction for payments made (1,283)
Currency translation adjustment 18
Balance - End of year $ 4,853