Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ (289)	$ 1,192	$ (3,314)	$ (614)
Other comprehensive income (loss):
Foreign currency translation adjustments	(642)	(135)	(706)	(493)
Unrealized gains (losses) from marketable securities, net of tax	(3)	(12)	(3)	3
Total other comprehensive income (loss)	(645)	(147)	(709)	(490)
Comprehensive income (loss)	$ (934)	$ 1,045	$ (4,023)	$ (1,104)