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Securities Available-for-Sale (Details) - Investments classified by maturity date - USD ($) $ in Thousands | Jun. 30, 2019 | Dec. 31, 2018
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Securities Available-for-Sale: |  |
Due in one year or less, amortized cost | $ 4,166 |
Due in one year or less, fair value | 4,192 |
Due after one year through five years, amortized cost | 29,411 |
Due after one year through five years, fair value | 29,449 |
Due after five years through ten years, amortized cost | 22,538 |
Due after five years through ten years, fair value | 23,126 |
Due after ten years, amortized cost | 147,361 |
Due after ten years, fair value | 148,826 |
Total, amortized cost | 440,238 | $ 419,947
Total, fair value | 441,911 |
Residential mortgage pass-through securities [Member] |  |
Securities Available-for-Sale: |  |
Total, amortized cost | 230,064 | 189,721
Total, fair value | 229,542 |
Commercial mortgage pass-through securities [Member] |  |
Securities Available-for-Sale: |  |
Total, amortized cost | 5,748 | 3,919
Total, fair value | 5,826 |
Other securities [Member] |  |
Securities Available-for-Sale: |  |
Total, amortized cost | 950 | $ 2,990
Total, fair value | $ 950 |

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