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Securities (Contractual Maturity) (Details) - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Amortized Cost Available for Sale |  |
Due in one year or less | $ 1,801 |
Due in one year through five years | 21,353 |
Due in five through ten years | 26,957 |
Due in over ten years | 90,226 |
Amortized cost | 140,337 | $ 127,326
Estimated Fair Value Available for Sale |  |
Due in one year or less | 1,800 |
Due in one year through five years | 21,027 |
Due in five through ten years | 26,536 |
Due in over ten years | 88,995 |
Fair value | 138,358 | 126,005
Amortized Cost Held to Maturity |  |
Due in one year or less | 771 |
Due in one year through five years | 11,834 |
Due in five through ten years | 19,053 |
Due in over ten years | 6,073 |
Amortized cost | 37,731 | 37,778
Estimated Fair Value Held to Maturity |  |
Due in one year or less | 771 |
Due in one year through five years | 11,822 |
Due in five through ten years | 18,839 |
Due in over ten years | 5,977 |
Fair value | $ 37,409 | $ 37,696

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