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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
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Fair Value [Abstract]      
Interest income $ 65 $ 46 $ 40
Change in fair value (13) 14 (5)
Total change in fair value $ 52 $ 60 $ 35