CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Statement of Comprehensive Income [Abstract]
Net loss	$ (14,510)	$ (2,469)	$ (21,820)	$ (10,104)
Foreign currency translation adjustments	4,737	4,825	1,970	505
Comprehensive loss	$ (9,773)	$ 2,356	$ (19,850)	$ (9,599)