Accumulated Other Comprehensive Income - Schedule of Components of Other Comprehensive Loss (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	$ 378,664
Other comprehensive (loss) income	(1,208)	$ 112
Ending balance	376,809
Accumulated Other Comprehensive Income (Loss)
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	2,354
Ending balance	1,146
Cumulative unrealized foreign currency translation gain (loss)
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	3,863
Other comprehensive (loss) income	(2,371)
Ending balance	1,492
Unrealized (loss) gain on derivative, net of tax
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(1,509)
Other comprehensive (loss) income	1,163
Ending balance	$ (346)