Accumulated Other Comprehensive Loss - Schedule of Accumulated Other Comprehensive Loss, Net of Tax (Details) - USD ($) $ in Thousands		Sep. 30, 2017	Dec. 31, 2016
Accumulated Other Comprehensive Income Loss Net Of Tax [Abstract]
Foreign currency translation adjustments		$ 9,013	$ 11,815
Gain on sale of interest rate hedge agreement	[1]	(2,175)	(2,175)
Change in fair value on derivative designated as cash flow hedge	[2]	(228)
Total		$ 6,610	$ 9,640

[1] Represents the fair value of interest rate hedge agreement, designated as a cash flow hedge, which was sold on December 1, 2016. The fair value of the interest rate hedge agreement was recorded in other comprehensive income and will be reclassified to earnings when earnings are impacted by the hedged items, the interest payments on the Credit Facility or its replacement from January 31, 2018 to January 31, 2023 (See “Note 10—Derivative Instruments” in the “Notes to Consolidated Financial Statements” in the Annual Report).

[2] Represents the change in fair value of interest rate hedge agreement, designated as a cash flow hedge, and entered into on August 31, 2017. The fair value of the interest rate hedge agreement was recorded in other comprehensive income and will be reclassified to earnings when earnings are impacted by the hedged items, the interest payments on the Credit Facility or its replacement from August 31, 2018 to August 31, 2023 (See “Note 7—Derivative Instruments and Hedging Activities”).