Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Net income	$ 1,047	$ 2,072
Other comprehensive income (loss):
Foreign currency translation adjustments	(31)	(1)
Unrealized loss on available-for-sale marketable securities
Total comprehensive income	$ 1,016	$ 2,071