CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Statement of Comprehensive Income [Abstract]
Net (loss) income	$ (1,461)	$ 3,080
Currency translation adjustments, net of income tax	4,159	6,621
Comprehensive income	$ 2,698	$ 9,701