Consolidated Statements of Comprehensive Loss (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Consolidated Statements of Comprehensive Loss
Net loss	$ (12,947)	$ (3,753)
Foreign currency adjustments:
Intra-entity foreign currency transaction adjustments	(30)	(40)
Foreign currency translation adjustments	1	7
Total comprehensive loss	$ (12,976)	$ (3,786)