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Comprehensive Income (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Net earnings $ 2,115 $ 2,632
Foreign currency translation adjustments 687 1,273
Pension liability, net of tax of $47 and $141, respectively 73 221
Comprehensive income $ 2,875 $ 4,126