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Federal Income Taxes - Schedule of Tax Status of Dividends (Parenthetical) (Details) - $ / shares | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Valuation Allowance [Line Items] |  |  |
Common Stock, Dividends, Per Share, Declared | $ 0.74 | $ 0.72 | $ 0.72
Fourth Quarter Two Thousand Twenty Two [member] |  |  |
Valuation Allowance [Line Items] |  |  |
Common Stock, Dividends, Per Share, Declared |  |  | $ 0.18
Fourth Quarter Two Thousand Twenty Three [Member] |  |  |
Valuation Allowance [Line Items] |  |  |
Common Stock, Dividends, Per Share, Declared |  | $ 0.18 |
Fourth Quarter Two Thousand Twenty Four [Member] |  |  |
Valuation Allowance [Line Items] |  |  |
Common Stock, Dividends, Per Share, Declared | $ 0.19 |  |

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- Definition Aggregate dividends declared during the period for each share of common stock outstanding. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480008/505-10-S99-1 + Details
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