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 $ (22,453) $ (12,989) $ (187)
Other comprehensive loss:      
Foreign currency translation adjustments (38) (44) 0
Comprehensive loss $ (22,491) $ (13,033) $ (187)