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Benefits Plans (Narrative) (Details) - USD ($) |  |  |  |  | 12 Months Ended | 24 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Jun. 30, 2023 | Jan. 31, 2023 | Sep. 30, 2022 | Jan. 12, 2022 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2025 | Apr. 27, 2023 | Apr. 26, 2018 | Apr. 28, 2011
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |
Unrecognized net gain (loss) included in accumulated other comprehensive (loss) income |  |  |  |  | $ 580,000 | $ 559,000 | $ 707,000 |  |  |  |
Estimated long term inflation rate |  |  |  |  | 3.00% |  |  |  |  |  |
Expected future compensation expense, unexercised options |  |  |  |  | $ 272,000 |  |  |  |  |  |
Expected future compensation expense, weighted average period for recognition |  |  |  |  | 2 years 11 months 12 days |  |  |  |  |  |
Stock option expense |  |  |  |  | $ 133,000 | 216,000 | 230,000 |  |  |  |
Number of shares underlying options |  |  |  |  | 166,480 |  |  |  |  |  |
Restricted stock expense |  |  |  |  | $ 460,000 | $ 916,000 | $ 187,000 |  |  |  |
Expected payments 2024 |  |  |  |  | 369,000 |  |  |  |  |  |
Expected payments 2025 |  |  |  |  | $ 376,000 |  |  |  |  |  |
Restricted Stock [Member] | Forecast [Member] |  |  |  |  |  |  |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |
Restricted stock expense |  |  |  |  |  |  |  | $ 814,000 |  |  |
Minimum [Member] |  |  |  |  |  |  |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |
Expected return on plan assets |  |  |  |  | 4.00% |  |  |  |  |  |
Maximum [Member] |  |  |  |  |  |  |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |
Expected return on plan assets |  |  |  |  | 7.00% |  |  |  |  |  |
2018 Equity Incentive Plan [Member] |  |  |  |  |  |  |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |
Shares authorized for issuance |  |  |  |  |  |  |  |  |  | 1,000,000 |
2018 Equity Incentive Plan [Member] | Options [Member] |  |  |  |  |  |  |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |
Options granted |  |  |  |  | 0 | 0 |  |  |  |  |
2011 Stock Plan [Member] |  |  |  |  |  |  |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |
Shares authorized for issuance |  |  |  |  |  |  |  |  |  |  | 900,000
Equity Incentive Plan2023 [Member] |  |  |  |  |  |  |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |
Shares authorized for issuance |  |  |  |  |  |  |  |  | 1,000,000 |  |
Supplemental Executive Retirement Plan [Member] |  |  |  |  |  |  |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |
Normal retirement age |  |  |  |  | 65 years |  |  |  |  |  |
SERP plan expense |  |  |  |  | $ 350,000 | $ 328,000 |  |  |  |  |
Vesting period |  |  |  |  | 3 years |  |  |  |  |  |
Expected payments 2024 |  |  |  |  | $ 45,000 |  |  |  |  |  |
Expected payments 2025 |  |  |  |  | 45,000 |  |  |  |  |  |
Annuity amount |  |  |  |  | $ 1,810,000 |  |  |  |  |  |
Directors [Member] | Restricted Stock [Member] |  |  |  |  |  |  |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |
Restricted stock issued |  | 27,000 |  | 33,000 |  |  |  |  |  |  |
Vesting period |  | 4 years |  | 4 years |  |  |  |  |  |  |
Executive Officers [Member] | Restricted Stock [Member] |  |  |  |  |  |  |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |
Restricted stock issued |  |  | 36,000 |  |  |  |  |  |  |  |
Director And Officer [Member] | Restricted Stock [Member] |  |  |  |  |  |  |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |
Restricted stock issued | 25,252 |  |  |  |  |  |  |  |  |  |
Cash Equivalents [Member] |  |  |  |  |  |  |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |
Target |  |  |  |  | 3.00% |  |  |  |  |  |
Equity [Member] |  |  |  |  |  |  |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |
Target |  |  |  |  | 55.00% |  |  |  |  |  |
Equity [Member] | Minimum [Member] |  |  |  |  |  |  |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |
Expected return on plan assets |  |  |  |  | 6.00% |  |  |  |  |  |
Target |  |  |  |  | 40.00% |  |  |  |  |  |
Equity [Member] | Maximum [Member] |  |  |  |  |  |  |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |
Expected return on plan assets |  |  |  |  | 10.00% |  |  |  |  |  |
Target |  |  |  |  | 60.00% |  |  |  |  |  |
Fixed Income [Member] |  |  |  |  |  |  |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |
Target |  |  |  |  | 45.00% |  |  |  |  |  |
Fixed Income [Member] | Minimum [Member] |  |  |  |  |  |  |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |
Expected return on plan assets |  |  |  |  | 2.00% |  |  |  |  |  |
Target |  |  |  |  | 40.00% |  |  |  |  |  |
Fixed Income [Member] | Maximum [Member] |  |  |  |  |  |  |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |
Expected return on plan assets |  |  |  |  | 6.00% |  |  |  |  |  |
Target |  |  |  |  | 60.00% |  |  |  |  |  |

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