Condensed Consolidated Statements of Comprehensive Loss (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Net loss	$ (3,583)	$ (7,208)	$ (13,557)	$ (10,421)
Other comprehensive loss, net of tax:
Foreign currency translation adjustment	(15)	(99)	(121)	(131)
Comprehensive loss	$ (3,598)	$ (7,307)	$ (13,678)	$ (10,552)