Available-For-Sale Fixed Maturity Securities - Narrative (Details) - USD ($) |
6 Months Ended | 12 Months Ended |
|---|---|---|
Jun. 30, 2026 |
Dec. 31, 2025 |
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| Debt Securities, Available-for-Sale [Line Items] | ||
| Fair value | $ 61,598,000,000 | $ 57,992,000,000 |
| Securities purchased under agreements to resell | $ 0 | 400,000,000 |
| Securities purchased under agreements to resell, fair value of collateral | $ 872,000,000 | |
| Debt securities, available-for-sale, unrealized loss position, percentage of investments in the top two designations for investment grade | 95.00% | 92.00% |
| Accrued interest receivables, writeoff | $ 0 | $ 0 |
| Deposits | ||
| Debt Securities, Available-for-Sale [Line Items] | ||
| Fair value | 52,000,000 | 52,000,000 |
| Bonds pledged | Bonds | ||
| Debt Securities, Available-for-Sale [Line Items] | ||
| Fair value | $ 10,400,000,000 | $ 10,400,000,000 |
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- Definition Debt Securities, Available-for-Sale, Unrealized Loss Position, Investment Grade Rating, Top Two Designations, Percentage No definition available.
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- Definition Amount of writeoff of accrued interest on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), recognized by reversing interest income. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount excluding accrued interest, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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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- Definition Amount, after the effects of master netting arrangements, of funds outstanding loaned in the form of a security resale agreement between the entity and another party for the purchase and resale of identical or substantially the same securities at a date certain for a specified price. Includes purchases of participations in pools of securities that are subject to a resale agreement, assets not subject to a master netting arrangement and not elected to be offset. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Fair value of securities received as collateral against securities purchased under agreement to resell. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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