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Debt Securities, Continuous Unrealized Loss Position (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2024 | Dec. 31, 2023
Continuous unrealized loss position of securities [Abstract] |  |  |
Impairment loss realized |  | $ 0 |
Securities in continuous unrealized loss position, fair value [Abstract] |  |  |
Less than twelve months |  | 499 | $ 1,160
Twelve months or longer |  | 59,442 | 168,327
Fair value |  | 59,941 | 169,487
Securities in continuous unrealized loss position, unrealized losses [Abstract] |  |  |
Less than twelve months |  | 0 | (200)
Twelve months or longer |  | (6,504) | (7,814)
Unrealized losses |  | (6,504) | (8,014)
U.S. Federal Agencies [Member] |  |  |
Securities in continuous unrealized loss position, fair value [Abstract] |  |  |
Less than twelve months |  | 0 | 0
Twelve months or longer |  | 64 | 135
Fair value |  | 64 | 135
Securities in continuous unrealized loss position, unrealized losses [Abstract] |  |  |
Less than twelve months |  | 0 | 0
Twelve months or longer |  | 0 | (3)
Unrealized losses |  | 0 | (3)
Mortgage-Backed Securities [Member] |  |  |
Securities in continuous unrealized loss position, fair value [Abstract] |  |  |
Less than twelve months |  | 0 | 0
Twelve months or longer |  | 30,196 | 34,502
Fair value |  | 30,196 | 34,502
Securities in continuous unrealized loss position, unrealized losses [Abstract] |  |  |
Less than twelve months |  | 0 | 0
Twelve months or longer |  | (3,508) | (3,963)
Unrealized losses |  | (3,508) | (3,963)
State and Political Subdivisions [Member] |  |  |
Securities in continuous unrealized loss position, fair value [Abstract] |  |  |
Less than twelve months | [1] | 499 | 1,160
Twelve months or longer | [1] | 19,227 | 24,696
Fair value | [1] | 19,726 | 25,856
Securities in continuous unrealized loss position, unrealized losses [Abstract] |  |  |
Less than twelve months | [1] | 0 | (5)
Twelve months or longer | [1] | (1,430) | (1,507)
Unrealized losses | [1] | (1,430) | (1,512)
State and Political Subdivisions [Member] | BBB+ or Better Rating [Member] |  |  |
Securities in continuous unrealized loss position, fair value [Abstract] |  |  |
Fair value |  | 17,830 | 22,840
State and Political Subdivisions [Member] | Not Rated [Member] |  |  |
Securities in continuous unrealized loss position, fair value [Abstract] |  |  |
Fair value |  | 1,900 | 3,020
U.S. Treasuries [Member] |  |  |
Securities in continuous unrealized loss position, fair value [Abstract] |  |  |
Less than twelve months |  | 0 | 0
Twelve months or longer |  | 5,326 | 104,657
Fair value |  | 5,326 | 104,657
Securities in continuous unrealized loss position, unrealized losses [Abstract] |  |  |
Less than twelve months |  | 0 | 0
Twelve months or longer |  | (695) | (1,373)
Unrealized losses |  | (695) | (1,373)
Corporate Debt Securities [Member] |  |  |
Securities in continuous unrealized loss position, fair value [Abstract] |  |  |
Less than twelve months | [2] | 0 | 0
Twelve months or longer | [2] | 4,629 | 4,337
Fair value | [2] | 4,629 | 4,337
Securities in continuous unrealized loss position, unrealized losses [Abstract] |  |  |
Less than twelve months | [2] | 0 | (195)
Twelve months or longer | [2] | (871) | (968)
Unrealized losses | [2] | $ (871) | $ (1,163)
[1] | Of our state and political subdivision securities, $17.83 million and $22.84 million are rated BBB+ or better and $1.90 million and $3.02 million are not rated as of December 31, 2024 and December 31, 2023, respectively.
[2] | Our corporate debt securities are not rated.

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