Securities (Details 4) - USD ($) $ in Thousands |
Sep. 30, 2016 |
Dec. 31, 2015 |
|---|---|---|
| Held-to-maturity securities, Amortized Cost | ||
| Due in one year or less | $ 8,798 | $ 9,249 |
| Due after one year through five years | 28,281 | 14,069 |
| Due after five years through ten years | 107,571 | 122,585 |
| Due after ten years | 168 | |
| Total | 144,650 | 146,071 |
| Held-to-maturity securities, Fair value | ||
| Due in one year or less | 8,833 | 9,294 |
| Due after one year through five years | 29,496 | 14,341 |
| Due after five years through ten years | 113,297 | 122,853 |
| Due after ten years | 198 | |
| Total | $ 151,626 | $ 146,686 |