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Securities (Details 2) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017
Realized Gain Loss [Line Items] |  |
Proceeds | $ 34,545 | $ 56,347
Gross gains | 1,216 | 972
Gross losses | $ (16) | $ (112)

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