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Condensed Consolidated Statements of Comprehensive Income (Loss) (unaudited) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Income Statement [Abstract]    
Net loss $ (1,284) $ (1,258)
Other comprehensive income (loss):    
Foreign currency translation adjustment gain (loss) (170) 372
Comprehensive loss (1,454) (886)
Total comprehensive loss $ (1,454) $ (886)