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Investment Securities (Details) - Investments classified by maturity date - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
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Investment securities available-for-sale: |  |
Due in one year or less, amortized cost | $ 3,051 |
Due in one year or less, fair value | 3,045 |
Due after one year through five years, amortized cost | 10,280 |
Due after one year through five years, fair value | 10,203 |
Due after five years through ten years, amortized cost | 5,338 |
Due after five years through ten years, fair value | 5,136 |
Due after ten years, amortized cost | 189,079 |
Due after ten years, fair value | 188,678 |
Total | 535,182 | $ 477,326
Total | 534,507 |
Residential mortgage pass-through securities [Member] |  |
Investment securities available-for-sale: |  |
Investment Securities Available-for-Sale: Amortized Cost | 317,111 |
Investment Securities Available-for-Sale: Fair Value | 316,095 |
Total | 317,111 | 266,114
Commercial mortgage pass-through securities [Member] |  |
Investment securities available-for-sale: |  |
Investment Securities Available-for-Sale: Amortized Cost | 10,814 |
Investment Securities Available-for-Sale: Fair Value | 10,469 |
Total | 10,814 | 6,906
Other Securities [Member] |  |
Investment securities available-for-sale: |  |
Investment Securities Available-for-Sale: Amortized Cost | 195 |
Investment Securities Available-for-Sale: Fair Value | 195 |
Total | $ 195 | $ 157

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