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Condensed Consolidated Statements of Comprehensive Income (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Net income (loss) $ (632) $ 1,344
Other comprehensive income, net of tax:    
Translation adjustment 1,125 2,081
Derivative fair value adjustment 13  
Effect of retirement benefit obligations 13  
Other comprehensive income, net of tax: 1,151 2,081
Comprehensive income $ 519 $ 3,425