Consolidated Statements of Comprehensive Loss (Unaudited) (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	$ (2,991)	$ (4,875)	$ (6,406)	$ (9,734)
Other comprehensive loss, net of tax:
Foreign currency translation adjustment	432	(132)	613	(132)
Comprehensive loss	$ (2,559)	$ (5,007)	$ (5,793)	$ (9,866)