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Income Taxes (Schedule of Effective Income Tax Rate Reconciliation) (Details) | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021
Income Taxes [Abstract] |  |
Tax at statutory rates | 21.00% | 21.00%
Tax exempt interest income, net of interest expense disallowance | (1.60%) | (1.90%)
Earnings and proceeds on life insurance | (0.60%) | (0.60%)
Other | 0.90% | 0.80%
Effective Income Tax Rate, Continuing Operations, Total | 19.70% | 19.30%

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