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Securities (Details Textual) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2019 USD ($) Securities | Jun. 30, 2018 USD ($) | Jun. 30, 2019 USD ($) Securities | Jun. 30, 2018 USD ($)
Schedule Of Available For Sale Securities [Line Items] |  |  |  |
Proceeds from the sale | $ 500,000 | $ 2,300 | $ 10,300 | $ 2,600
Gross gains realized | 2 | 2 | 24 | 6
Gross Losses realized | $ 2 | 1 | 57 | 3
Debt securities, unrealized losses |  |  | $ 888 | 10,500
Number of securities | Securities | 588 |  | 588 |
Number of securities on unrealized loss position | Securities | 83 |  | 83 |
ASU 2016-01 | Equity securities |  |  |  |
Schedule Of Available For Sale Securities [Line Items] |  |  |  |
Unrealized losses recognized in income statement for securities | $ 19 |  |  |
Unrealized gains recognized in income statement for securities |  | $ 26 | $ 25 | $ 42

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