CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Net loss	$ (3,787)	$ (5,997)	$ (6,894)	$ (12,080)
Other comprehensive loss:
Foreign currency translation adjustment	(45)	(292)	(66)	(237)
Comprehensive loss	$ (3,832)	$ (6,289)	$ (6,960)	$ (12,317)