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v3.26.1

Investments - Available for sale fixed maturities (Details) - USD ($) $ in Millions | Mar. 31, 2026 | Dec. 31, 2025 | Mar. 31, 2025 | Dec. 31, 2024
--- | --- | --- | --- | ---
Debt Securities, Available-for-sale [Line Items] |  |  |  |
Amortized Cost | $ 11,549 | $ 11,101 |  |
Allowance for Expected Credit Losses | 26 | 21 | $ 41 | $ 34
Fair Value | 11,397 | 11,052 |  |
Total fixed maturities |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |
Amortized Cost | 11,549 | 11,101 |  |
Allowance for Expected Credit Losses | 26 | 21 |  |
Gross unrealized, gains | 112 | 165 |  |
Gross unrealized, losses | (238) | (193) |  |
Net Unrealized | (126) | (28) |  |
Fair Value | 11,397 | 11,052 |  |
U.S. government and government agencies |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |
Amortized Cost | 150 | 160 |  |
Allowance for Expected Credit Losses | 0 | 0 |  |
Gross unrealized, gains | 1 | 1 |  |
Gross unrealized, losses | (1) | 0 |  |
Net Unrealized | 0 | 1 |  |
Fair Value | 150 | 161 |  |
States, municipalities and political subdivisions |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |
Amortized Cost | 820 | 853 |  |
Allowance for Expected Credit Losses | 0 | 0 |  |
Gross unrealized, gains | 6 | 8 |  |
Gross unrealized, losses | (35) | (26) |  |
Net Unrealized | (29) | (18) |  |
Fair Value | 791 | 835 |  |
Foreign government |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |
Amortized Cost | 236 | 236 |  |
Allowance for Expected Credit Losses | 0 | 0 |  |
Gross unrealized, gains | 1 | 2 |  |
Gross unrealized, losses | 0 | 0 |  |
Net Unrealized | 1 | 2 |  |
Fair Value | 237 | 238 |  |
Residential MBS |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |
Amortized Cost | 3,247 | 2,808 |  |
Allowance for Expected Credit Losses | 2 | 1 |  |
Gross unrealized, gains | 32 | 43 |  |
Gross unrealized, losses | (117) | (103) |  |
Net Unrealized | (85) | (60) |  |
Fair Value | 3,160 | 2,747 |  |
Collateralized loan obligations |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |
Amortized Cost | 1,185 | 1,167 |  |
Allowance for Expected Credit Losses | 4 | 5 |  |
Gross unrealized, gains | 2 | 1 |  |
Gross unrealized, losses | (3) | (3) |  |
Net Unrealized | (1) | (2) |  |
Fair Value | 1,180 | 1,160 |  |
Other asset-backed securities |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |
Amortized Cost | 2,608 | 2,539 |  |
Allowance for Expected Credit Losses | 5 | 5 |  |
Gross unrealized, gains | 21 | 29 |  |
Gross unrealized, losses | (49) | (38) |  |
Net Unrealized | (28) | (9) |  |
Fair Value | 2,575 | 2,525 |  |
Corporate and other |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |
Amortized Cost | 3,303 | 3,338 |  |
Allowance for Expected Credit Losses | 15 | 10 | $ 30 | $ 23
Gross unrealized, gains | 49 | 81 |  |
Gross unrealized, losses | (33) | (23) |  |
Net Unrealized | 16 | 58 |  |
Fair Value | $ 3,304 | $ 3,386 |  |

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