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Securities Gross Realized Gain Loss (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
Available-for-sale Securities, Gross Realized Gain (Loss) [Abstract]        
Available-for-sale Securities, Gross Realized Gains $ 429 $ 0 $ 467 $ 685
Available-for-sale Securities, Gross Realized Losses (664) 0 (664) (6)
Other-Than-Temporary Impairment Charges included in earnings     (333)  
Available-for-sale Securities, Gross Realized Gain (Loss), Net $ (235) $ 0 $ (530) $ 679