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v3.23.3

Investments - Schedule of sources of net investment income (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Net Investment Income [Line Items] |  |  |  |
Investment income | $ 171 | $ 155 | $ 596 | $ 562
Equity in earnings of partnerships and similar investments | 17 | 37 | 102 | 246
Investment expenses | (3) | (4) | (13) | (13)
Net investment income | 168 | 151 | 583 | 549
Fixed maturities: | Net investment income |  |  |  |
Net Investment Income [Line Items] |  |  |  |
Investment income | 126 | 98 | 369 | 263
Fixed maturities: | Net investment income |  |  |  |
Net Investment Income [Line Items] |  |  |  |
Change in fair value | (11) | 0 | (1) | 0
Equity securities | Net investment income |  |  |  |
Net Investment Income [Line Items] |  |  |  |
Change in fair value of equity securities | 7 | (6) | 36 | (8)
Other |  |  |  |
Net Investment Income [Line Items] |  |  |  |
Investment income | 24 | 17 | 64 | 37
Net investment income | Equity securities |  |  |  |
Net Investment Income [Line Items] |  |  |  |
Investment income | $ 8 | $ 9 | $ 26 | $ 24

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