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Securities (Narrative) (Details)
$ in Thousands
3 Months Ended
Mar. 31, 2019
USD ($)
security
Mar. 31, 2018
USD ($)
Dec. 31, 2018
security
Schedule of Available-for-sale Securities [Line Items]      
Sales of securities available for sale $ 3,818 $ 3,464  
Available-for-sale Securities, Gross Realized Gains 6 54  
Available-for-sale Securities, Gross Realized Losses $ 9 43  
Debt securities included in gross unrealized losses on available for sale securities | security 64   95
Carrying value of securities pledged as collateral $ 2,900    
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax $ (3) $ 11