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Securities - Carrying Value (Details) - USD ($) $ in Thousands | Sep. 30, 2023 | Dec. 31, 2022 | Sep. 30, 2022
--- | --- | --- | ---
Amortized Cost |  |  |
Within one year | $ 550 |  |
One to five years | 29,373 |  |
Five to ten years | 60,746 |  |
After ten years | 116,559 |  |
Amortized Cost | 207,228 |  |
Amortized cost | 507,632 | $ 436,183 |
Held-to-maturity securities, within one year | 995 |  |
Held-to-maturity securities, One to five years | 7,135 |  |
Held-to-maturity securities, Five to ten years | 43,859 |  |
Held-to-maturity securities, After ten years | 3,954 |  |
Held-to-maturity securities, Amortized Cost |  |  | $ 55,943
Debt Securities, Held-to-maturity | 232,249 | 189,168 |
Fair Value |  |  |
Within one year | 545 |  |
One to five years | 30,293 |  |
Five to ten years | 57,066 |  |
After ten years | 108,385 |  |
Fair Value | 196,289 |  |
Fair Value | 450,827 | 390,384 |
Held-to-maturity securities, within one year | 977 |  |
Held-to-maturity securities, One to five years | 6,817 |  |
Held-to-maturity securities, Five to ten years | 38,974 |  |
Held-to-maturity securities, After ten years | 3,280 |  |
Held-to-maturity securities, Fair Value |  |  | $ 50,048
Held-to-maturity, at fair value | 201,650 | 168,483 |
Agency mortgage-backed securities - residential 1 |  |  |
Amortized Cost |  |  |
Amortized cost | 235,468 | 252,066 |
Debt Securities, Held-to-maturity | 170,524 | 121,853 |
Fair Value |  |  |
Fair Value | 193,096 | 215,092 |
Held-to-maturity, at fair value | 147,412 | 106,741 |
Private label mortgage-backed securities - residential |  |  |
Amortized Cost |  |  |
Amortized cost | 20,292 | 11,777 |
Fair Value |  |  |
Fair Value | 18,576 | 10,455 |
Asset-backed securities |  |  |
Amortized Cost |  |  |
Amortized cost | 6,713 | 5,000 |
Fair Value |  |  |
Fair Value | $ 6,703 | $ 4,960 |

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