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Other Items (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Other Items Impacting Comparability [Abstract]        
Foreign currency translation benefit (1) $ 0 $ 0 $ 0 $ 1,904