Long-duration Contracts - Schedule of Reconciliation of Market Risk Benefits (Details) - USD ($) $ in Millions |
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
Dec. 31, 2022 |
|---|---|---|---|---|
| Market Risk Benefit [Line Items] | ||||
| Asset | $ 214 | $ 313 | $ 378 | |
| Liability | 4,930 | 4,028 | 3,751 | |
| Net Liability | 4,716 | 3,715 | 3,373 | $ 2,489 |
| Traditional Deferred Annuities | ||||
| Market Risk Benefit [Line Items] | ||||
| Asset | 0 | 0 | 0 | |
| Liability | 205 | 190 | 192 | |
| Net Liability | 205 | 190 | 192 | 170 |
| Indexed Annuities | ||||
| Market Risk Benefit [Line Items] | ||||
| Asset | 214 | 313 | 378 | |
| Liability | 4,725 | 3,838 | 3,559 | |
| Net Liability | $ 4,511 | $ 3,525 | $ 3,181 | $ 2,319 |
| X | ||||||||||
- Definition Amount, before effect of reinsurance and after accumulated increase (decrease) in instrument-specific credit risk, of contract or contract feature in long-duration contract issued by insurance entity that both protects contract holder from other-than-nominal capital market risk and exposes insurance entity to other-than-nominal capital market risk. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of asset position for contract or contract feature in long-duration contract issued by insurance entity that both protects contract holder from other-than-nominal capital market risk and exposes insurance entity to other-than-nominal capital market risk. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of liability position for contract or contract feature in long-duration contract issued by insurance entity that both protects contract holder from other-than-nominal capital market risk and exposes insurance entity to other-than-nominal capital market risk. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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