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Consolidated Statements of Comprehensive (Loss) Income - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2015
Jun. 30, 2014
Income Statement [Abstract]        
Net (loss) earnings $ (817) $ 302 $ (1,042) $ 892
Other comprehensive income (loss)        
Foreign currency translation adjustments 263 657 (1,246) (19)
Amortization of net prior service costs and net actuarial losses, net of tax (40) 10 51 73
Other comprehensive income (loss) 223 667 (1,195) 54
Comprehensive (loss) income $ (594) $ 969 $ (2,237) $ 946