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CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Net loss $ (18,100) $ (10,720) $ (1,760)
Other comprehensive loss:      
Unrealized loss on derivative financial instrument (1,042)    
Unrealized gain on derivative financial instrument of equity method investment 83    
Total other comprehensive loss (959)    
Comprehensive loss $ (19,059) $ (10,720) $ (1,760)