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Fair Value (Amount Of Gains And Losses From Changes In Fair Value Included In Earnings) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Fair Value [Abstract]        
Interest income $ 31 $ 13 $ 84 $ 29
Interest expense            
Change in fair value (3) 26 13 6
Total change in fair value $ 28 $ 39 $ 97 $ 35