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Fair Value (Narrative) (Details) - USD ($)
6 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Fair Value [Abstract]    
Increase (decrease) in fair value of securities available for sale $ (743,000) $ 266,000
Tax benefit (expense) of increase (decrease) in the fair value of securities available for sale $ (291,000) $ 104,000