Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Net income	$ 8,196	$ 7,306
Other comprehensive income (loss):
Other comprehensive income, foreign currency translation adjustment	365	(414)
Other comprehensive income (loss)	365	(414)
Comprehensive income	$ 8,561	$ 6,892