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Fair Value (Recorded amount of assets and liabilities measured at fair value) (Details) - USD ($) $ in Thousands | Jun. 30, 2025 | Dec. 31, 2024
--- | --- | ---
AFS Securities |  |
AFS securities | $ 500,560 | $ 489,029
Fair value, total | 504,575 | 492,012
Level 1 [Member] |  |
AFS Securities |  |
Fair value, total | $ 0 | $ 0
Percent of assets and liabilities measured at fair value | 0.00% | 0.00%
Level 2 [Member] |  |
AFS Securities |  |
Fair value, total | $ 500,560 | $ 489,029
Percent of assets and liabilities measured at fair value | 99.20% | 99.39%
Level 3 [Member] |  |
AFS Securities |  |
Fair value, total | $ 4,015 | $ 2,983
Percent of assets and liabilities measured at fair value | 0.80% | 0.61%
Recurring items [Member] |  |
AFS Securities |  |
AFS securities | $ 500,560 | $ 489,029
Recurring items [Member] | US Treasury Securities |  |
AFS Securities |  |
AFS securities | 204,306 | 220,571
Recurring items [Member] | States and political subdivisions [Member] |  |
AFS Securities |  |
AFS securities | 68,320 | 76,568
Recurring items [Member] | Auction Rate Preferred Securities |  |
AFS Securities |  |
AFS securities | 2,765 | 3,044
Recurring items [Member] | Mortgage-backed securities [Member] |  |
AFS Securities |  |
AFS securities | 24,657 | 26,886
Recurring items [Member] | Collateralized mortgage obligations [Member] |  |
AFS Securities |  |
AFS securities | 193,240 | 154,674
Recurring items [Member] | Corporate Debt Securities |  |
AFS Securities |  |
AFS securities | 7,272 | 7,286
Recurring items [Member] | Level 1 [Member] |  |
AFS Securities |  |
AFS securities | 0 | 0
Recurring items [Member] | Level 1 [Member] | US Treasury Securities |  |
AFS Securities |  |
AFS securities | 0 | 0
Recurring items [Member] | Level 1 [Member] | States and political subdivisions [Member] |  |
AFS Securities |  |
AFS securities | 0 | 0
Recurring items [Member] | Level 1 [Member] | Auction Rate Preferred Securities |  |
AFS Securities |  |
AFS securities | 0 | 0
Recurring items [Member] | Level 1 [Member] | Mortgage-backed securities [Member] |  |
AFS Securities |  |
AFS securities | 0 | 0
Recurring items [Member] | Level 1 [Member] | Collateralized mortgage obligations [Member] |  |
AFS Securities |  |
AFS securities | 0 | 0
Recurring items [Member] | Level 1 [Member] | Corporate Debt Securities |  |
AFS Securities |  |
AFS securities | 0 | 0
Recurring items [Member] | Level 2 [Member] |  |
AFS Securities |  |
AFS securities | 500,560 | 489,029
Recurring items [Member] | Level 2 [Member] | US Treasury Securities |  |
AFS Securities |  |
AFS securities | 204,306 | 220,571
Recurring items [Member] | Level 2 [Member] | States and political subdivisions [Member] |  |
AFS Securities |  |
AFS securities | 68,320 | 76,568
Recurring items [Member] | Level 2 [Member] | Auction Rate Preferred Securities |  |
AFS Securities |  |
AFS securities | 2,765 | 3,044
Recurring items [Member] | Level 2 [Member] | Mortgage-backed securities [Member] |  |
AFS Securities |  |
AFS securities | 24,657 | 26,886
Recurring items [Member] | Level 2 [Member] | Collateralized mortgage obligations [Member] |  |
AFS Securities |  |
AFS securities | 193,240 | 154,674
Recurring items [Member] | Level 2 [Member] | Corporate Debt Securities |  |
AFS Securities |  |
AFS securities | 7,272 | 7,286
Recurring items [Member] | Level 3 [Member] |  |
AFS Securities |  |
AFS securities | 0 | 0
Recurring items [Member] | Level 3 [Member] | US Treasury Securities |  |
AFS Securities |  |
AFS securities | 0 | 0
Recurring items [Member] | Level 3 [Member] | States and political subdivisions [Member] |  |
AFS Securities |  |
AFS securities | 0 | 0
Recurring items [Member] | Level 3 [Member] | Auction Rate Preferred Securities |  |
AFS Securities |  |
AFS securities | 0 | 0
Recurring items [Member] | Level 3 [Member] | Mortgage-backed securities [Member] |  |
AFS Securities |  |
AFS securities | 0 | 0
Recurring items [Member] | Level 3 [Member] | Collateralized mortgage obligations [Member] |  |
AFS Securities |  |
AFS securities | 0 | 0
Recurring items [Member] | Level 3 [Member] | Corporate Debt Securities |  |
AFS Securities |  |
AFS securities | 0 | 0
Nonrecurring items [Member] |  |
AFS Securities |  |
Impaired loans (net of the allowance for loan losses) | 1,087 | 254
Other Mortgage Servicing Rights, Fair Value Disclosure | 2,261 | 2,185
Foreclosed Assets, Fair Value Disclosure | 667 | 544
Nonrecurring items [Member] | Level 1 [Member] |  |
AFS Securities |  |
Impaired loans (net of the allowance for loan losses) | 0 | 0
Other Mortgage Servicing Rights, Fair Value Disclosure | 0 | 0
Foreclosed Assets, Fair Value Disclosure | 0 | 0
Nonrecurring items [Member] | Level 2 [Member] |  |
AFS Securities |  |
Impaired loans (net of the allowance for loan losses) | 0 | 0
Other Mortgage Servicing Rights, Fair Value Disclosure | 0 | 0
Foreclosed Assets, Fair Value Disclosure | 0 | 0
Nonrecurring items [Member] | Level 3 [Member] |  |
AFS Securities |  |
Impaired loans (net of the allowance for loan losses) | 1,087 | 254
Other Mortgage Servicing Rights, Fair Value Disclosure | 2,261 | 2,185
Foreclosed Assets, Fair Value Disclosure | $ 667 | $ 544

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