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v3.25.1

Investments - Schedule of sources of net investment income (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2025 | Mar. 31, 2024
Net Investment Income [Line Items] |  |
Investment income | $ 180 | $ 204
Equity in earnings of partnerships and similar investments | 13 | 25
Investment expenses | (7) | (6)
Net investment income | 173 | 198
Fixed maturities | Net investment income |  |
Net Investment Income [Line Items] |  |
Investment income | 140 | 134
Fixed maturities | Net investment income |  |
Net Investment Income [Line Items] |  |
Change in fair value of fixed maturity securities | (5) | 0
Equity securities | Net investment income |  |
Net Investment Income [Line Items] |  |
Dividends | 6 | 7
Change in fair value of equity securities | 0 | 16
Cash and cash equivalents |  |
Net Investment Income [Line Items] |  |
Investment income | 13 | 12
Other |  |
Net Investment Income [Line Items] |  |
Investment income | $ 13 | $ 10

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