CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) Statement - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Net income	$ 48,219	$ 2,480	$ 14,728
Other comprehensive loss:
Foreign currency translation adjustments	(1,717)	(6,566)	(7,540)
Comprehensive income (loss)	$ 46,502	$ (4,086)	$ 7,188