Condensed Consolidated Statements of Comprehensive Income (Loss) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Net loss	$ (440)	$ (603)
Change in foreign currency translation gain (loss), net of zero tax	9	(10)
Available-for-sale investments:
Change in net unrealized gain on investments, net of zero tax	18	0
Less: reclassification adjustment for net realized gain included in net loss	(6)	(6)
Net change, net of zero tax	12	(6)
Other comprehensive income (loss), net	21	(16)
Comprehensive loss	$ (419)	$ (619)