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	$ (3,743)	$ (4,671)	$ (10,149)	$ (14,405)
Other comprehensive loss, net of tax:
Foreign currency translation adjustment	(17)	(61)	596	(193)
Comprehensive loss	$ (3,760)	$ (4,732)	$ (9,553)	$ (14,598)