CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Net income (loss)	$ 7,174	$ 15,978	$ (5,398)
Foreign currency translation adjustment		4,946	(11,808)
Total other comprehensive loss	(3,906)	4,946	(11,808)
Comprehensive income (loss)	$ 3,268	$ 20,924	$ (17,206)