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Investments - Net Gains (Losses) On Investments and Other Financial Instruments (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Fixed income securities |  |  |
Gross realized gains on sale of fixed income securities | $ 3,071 | $ 7,152 | $ 8,980
Gross realized losses on sale of fixed income securities | (17,620) | (15,477) | (1,942)
Change in credit allowance | 0 | 0 | 49
Impairments | 0 | (1,415) | 0
Equity securities gains (losses) |  |  |
Equity securities gains (losses), on sales | 0 | (7) | 4
Equity securities, gains (losses), changes in fair value | 530 | (2,013) | (463)
Change in embedded derivative on Home Re Transactions | (118) | 4,269 | (721)
Other |  |  |
Other, gains (losses) on sales | (1) | 2 | (33)
Other, market adjustment | (3) | 26 | (13)
Net gains (losses) on investments and other financial instruments | (14,141) | (7,463) | 5,861
Proceeds from sales of fixed income securities | 375,788 | 397,553 | 471,783
Proceeds from sales of equity securities | $ 0 | $ 97 | $ 2,621

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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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