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Securities (Details 2) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2016 | Mar. 31, 2015
Realized Gain Loss [Line Items] |  |
Proceeds | $ 8,247 | $ 12,864
Gross gains | 253 | 393
Gross losses | $ 0 | $ 0

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