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CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (in thousands) (Unaudited) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Consolidated Statements Of Comprehensive Income Loss In Thousands    
Net income $ 130 $ 979
Other comprehensive income:    
Foreign currency translation gain 301 82
Comprehensive income $ 431 $ 1,061