v3.8.0.1

Fair Value Measurements - Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2017 | Sep. 30, 2017
Restructuring Reserve [Roll Forward] |  |
Restructuring charge | $ 3,600 | $ 3,620
Fair Value, Measurements, Recurring |  |
Restructuring Reserve [Roll Forward] |  |
Beginning balance - December 31, 2016 |  | 0
Ending balance - September 30, 2017 | 3,527 | 3,527
Level 3 | Fair Value, Measurements, Recurring |  |
Restructuring Reserve [Roll Forward] |  |
Beginning balance - December 31, 2016 |  | 0
Restructuring charge |  | 3,620
Rent payments |  | (93)
Ending balance - September 30, 2017 | $ 3,527 | $ 3,527

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