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Dispositions - Schedule of Major Classes of Assets and Liabilities Classified as Held for Sale (Details) - USD ($) $ in Millions | Sep. 30, 2025 | Jul. 01, 2025 | Apr. 01, 2025 | Dec. 31, 2024
--- | --- | --- | --- | ---
Investments |  |  |  |
Total assets | $ 0 |  |  | $ 3,092
Liabilities |  |  |  |
Total liabilities | 0 |  |  | 2,113
Goodwill | $ 3,118 |  |  | 3,245
Disposal Group, Held-for-Sale, Not Discontinued Operations | EVB |  |  |  |
Investments |  |  |  |
Fixed income securities, at fair value |  |  | $ 1,676 | 1,699
Short-term, at fair value |  |  | 64 | 85
Other investments, net |  |  | 116 | 122
Total investments |  |  | 1,856 | 1,906
Cash |  |  | 29 | 0
Deferred policy acquisition costs |  |  | 525 | 521
Goodwill |  |  | 117 | 111
Other assets |  |  | 523 | 554
Total assets |  |  | 3,050 | 3,092
Liabilities |  |  |  |
Reserve for future policy benefits |  |  | 1,096 | 1,085
Contractholder funds |  |  | 882 | 890
Other liabilities and accrued expenses |  |  | 124 | 138
Total liabilities |  |  | 2,102 | 2,113
Fixed income securities, amortized cost |  |  | 1,765 | 1,809
Short term, amortized cost |  |  | 64 | $ 85
Goodwill |  |  | $ 249 |
Disposal Group, Held-for-Sale, Not Discontinued Operations | Group Health |  |  |  |
Investments |  |  |  |
Fixed income securities, at fair value |  | $ 143 |  |
Short-term, at fair value |  | 177 |  |
Total investments |  | 320 |  |
Cash |  | 88 |  |
Deferred policy acquisition costs |  | 1 |  |
Other assets |  | 305 |  |
Total assets |  | 714 |  |
Liabilities |  |  |  |
Reserve for future policy benefits |  | 200 |  |
Other liabilities and accrued expenses |  | 9 |  |
Total liabilities |  | 9 |  |
Fixed income securities, amortized cost |  | 142 |  |
Short term, amortized cost |  | 177 |  |
Goodwill |  | $ 152 |  |

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