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Securities (Details 2) - USD ($) $ in Thousands | 9 Months Ended
--- | ---
Sep. 30, 2016 | Sep. 30, 2015
Realized Gain Loss [Line Items] |  |
Proceeds | $ 26,977 | $ 29,241
Gross gains | 718 | 564
Gross losses | $ (18) | $ (2)

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