v3.8.0.1
Goodwill and Intangible Assets - Change in Goodwill (Details)
$ in Thousands
9 Months Ended
Sep. 30, 2017
USD ($)
Goodwill [Roll Forward]  
Balance as of December 31, 2016 $ 57,910
Effect of currency translation 2,103
Balance as of July 1, 2017 $ 60,013