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Consolidated Statements of Comprehensive Loss - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Statement of Comprehensive Income [Abstract]      
Net loss $ (14,746) $ (3,561) $ (61,555)
Foreign currency translation (355) (1,236) (1,729)
Total comprehensive loss $ (15,101) $ (4,797) $ (63,284)