v3.8.0.1
Restructuring Charges - Schedule of Restructuring Charges (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2017
Sep. 30, 2017
Restructuring Reserve [Roll Forward]    
Balance as of December 31, 2016   $ 356
Restructuring charges $ 3,600 3,620
Accretion of sublease liability   (158)
Balance as of September 30, 2017 $ 3,818 $ 3,818