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CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Statement of Comprehensive Income [Abstract]    
Net income $ 3,120 $ 2,502
Other comprehensive loss:    
Foreign currency translation adjustment (89) (183)
Total comprehensive income $ 3,031 $ 2,319