Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Condensed Consolidated Statements of Comprehensive Income [Abstract]
Net income	$ 323	$ 1,193	$ 520	$ 901
Other comprehensive income:
Foreign currency translation adjustment	24	(48)	31	(47)
Comprehensive income	$ 347	$ 1,145	$ 551	$ 854