CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (UNAUDITED) (USD $)	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Statement Of Income And Comprehensive Income [Abstract]
Net loss	$ (8,794,605)	$ (3,408,448)
Foreign currency translation adjustment	2,191	(19,355)
Comprehensive loss	$ (8,792,414)	$ (3,427,803)