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Stockholders' Equity and Statutory Accounting Practices (Narrative) (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023
Stockholders' Equity and Statutory Accounting Practices [Abstract] |  |
Increase in statutory capital and surplus due to prescribed practice | $ 55 | $ 92
Statutory amount available for dividend payment before consideration of statutory dividends paid in the preceding twelve months | 1,116 |
Dividends paid in the preceding twelve months | $ 995 |

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- Definition Statutory Accounting Practices, Dividends Paid In The Preceding Twelve Months + References No definition available. + Details
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- Definition Statutory Accounting Practices, Statutory Amount Available for Dividend Payments Before Consideration of Statutory Dividends Paid in the preceding twelve months + References No definition available. + Details
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- Definition Amount as of the balance sheet date of each item listed to reconcile the differences resulting from applying state prescribed statutory accounting practices rather than statutory accounting practices prescribed by National Association of Insurance Commissioners. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 944 -SubTopic 505 -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477908/944-505-50-3 + Details
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