CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Consolidated Statements Of Comprehensive Income [Abstract]
Net income	$ 1,862	$ 2,078
Other comprehensive income (loss):
Foreign currency translation adjustment	(62)	53
Comprehensive income	$ 1,800	$ 2,131