Condensed Consolidated Statements of Comprehensive Loss - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Net loss	$ (1,895,000)	$ (2,444,000)	$ (8,982,000)	$ (6,980,000)
Other comprehensive (loss) income, net:
Unrealized (loss) gain on investments	(5,000)	$ (20,000)	(20,000)	(10,000)
Reclassification of net realized investment losses included in net loss	17,000		44,000
Foreign currency translation adjustment	141,000	$ (192,000)	0	(116,000)
Total other comprehensive loss	153,000	(212,000)	24,000	(126,000)
Comprehensive loss	$ (1,742,000)	$ (2,656,000)	$ (8,958,000)	$ (7,106,000)