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Securities - Contractual Maturities (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Debt and Equity Securities, FV-NI [Line Items] |  |
Due within one year, amortized cost | $ 250 |
Due within one year, fair value | 250 |
Due after one year through five years, amortized cost | 99,159 |
Due after one year through five years, fair value | 90,209 |
Due after five years through ten years, amortized cost | 177,228 |
Due after five years through ten years, fair value | 159,321 |
Due after ten years, amortized cost | 95,210 |
Due after ten years, fair value | 76,317 |
Total debt securities, amortized cost | 371,847 |
Total debt securities, fair value | 326,097 |
Amortized cost, available for sale | 584,239 | $ 618,790
Securities available for sale, at fair value (Note 2) | 514,598 | 529,749
Held to maturity, due within one year, amortized cost | 1,586 |
Held to maturity, due within one year, fair value | 1,543 |
Held to maturity, due after one year through five years, amortized cost | 12,379 |
Held to maturity, due after one year through five years, fair value | 11,376 |
Held to maturity, due after five years through ten years, amortized cost | 124,644 |
Held to maturity, due after five years through ten years, fair value | 108,371 |
Held to maturity, due after ten years, amortized cost | 81,021 |
Held to maturity, due after ten years, fair value | 64,968 |
Held to maturity, total, amortized cost | 407,959 |
Held to maturity, total, fair value | 348,791 |
Debt Securities [Member] |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Held to maturity, total, amortized cost | 219,630 |
Held to maturity, total, fair value | 186,258 |
Collateralized Mortgage-Backed Securities [Member] |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Mortgage-backed securities, amortized cost | 212,392 |
Mortgage-backed securities, fair value | 188,501 |
Amortized cost, available for sale | 212,392 | 236,703
Securities available for sale, at fair value (Note 2) | 188,501 | $ 208,563
Held to maturity, total, amortized cost | 188,329 |
Held to maturity, total, fair value | $ 162,533 |

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