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Investments (Investment Income Realized Investment Gains And Losses) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Investment income: |  |  |
Interest | $ 600 | $ 510 | $ 477
Dividends | 282 | 275 | 246
Other | 25 | 11 | 5
Total | 907 | 796 | 728
Less investment expenses | 13 | 15 | 14
Total | 894 | 781 | 714
Gain (Loss) on Sale of Investments | 1,108 | (1,493) | 2,353
Investment gains and losses, net: |  |  |
Other | (2) | 46 | 97
Total | 1,127 | (1,467) | 2,409
Fixed Maturities |  |  |
Investment gains and losses, net: |  |  |
Gross realized gains | 4 | 6 | 36
Gross realized losses | (5) | (4) | (5)
Change in allowance for credit losses, net | (17) | 0 | 0
Write-down of impaired securities with intent to sell | (4) | (5) | (1)
Total | (22) | (3) | 30
Equity Securities |  |  |
Investment income: |  |  |
Gain (Loss) on Sale of Investments | (17) | 16 | 4
Unrealized Gain (Loss) on Investments | 1,168 | (1,526) | 2,278
Investment gains and losses, net: |  |  |
Total | $ 1,151 | $ (1,510) | $ 2,282

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- Definition Amount of realized gain on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 9 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-9 + Details
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