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Consolidated Statements of Comprehensive Income - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Consolidated Statements of Comprehensive Income    
Net income $ 1,948 $ 1,868
Other comprehensive income (loss):    
Foreign currency translation adjustments 1,049 (1,010)
Amortization of actuarial losses from pension plan (26) (19)
Net current-period other comprehensive income (loss) 1,075 (991)
Comprehensive income $ 3,023 $ 877