Reinsurance - Schedule of Components of Company's Reinsurance Recoverable on Market Risk Benefits (Details) - USD ($) $ in Millions |
Jun. 30, 2026 |
Dec. 31, 2025 |
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| Effects of Reinsurance [Line Items] | ||
| Reinsurance recoverable on market risk benefits, at fair value | $ 109 | $ 118 |
| Variable annuity | ||
| Effects of Reinsurance [Line Items] | ||
| Reinsurance recoverable on market risk benefits, at fair value | 29 | 41 |
| Other product lines | ||
| Effects of Reinsurance [Line Items] | ||
| Reinsurance recoverable on market risk benefits, at fair value | $ 80 | $ 77 |
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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/2009/role/commonPracticeRef
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- Definition Amount, after allowance for credit loss, recoverable under reinsurance 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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