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Securities (Narrative) (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2015
USD ($)
security
Dec. 31, 2014
USD ($)
security
Dec. 31, 2013
USD ($)
Available-for-sale Securities [Abstract]      
Sales and calls of securities available for sale $ 3,653 $ 8,546 $ 3,987
Available-for-sale Securities, Gross Realized Gain (Loss) $ 124 $ 990 $ 465
Debt securities included in gross unrealized losses on available for sale securities | security 45 38  
Carrying value of securities pledged as collateral $ 3,000