Investments - Schedule of Variable Interest Entities (Details) - USD ($) $ in Millions |
Jun. 30, 2026 |
Dec. 31, 2025 |
Jun. 30, 2025 |
|---|---|---|---|
| Debt Instrument [Line Items] | |||
| Investments in unconsolidated affiliates | $ 5,247 | $ 5,166 | |
| Fixed maturity securities, at fair value under fair value option | 54,273 | 54,561 | |
| Other long-term investments | 1,630 | 1,572 | |
| Cash and cash equivalents | 3,582 | 2,636 | |
| Total assets | 114,528 | 109,014 | $ 102,331 |
| Variable Interest Entity, Primary Beneficiary | |||
| Debt Instrument [Line Items] | |||
| Investments in unconsolidated affiliates | 277 | 262 | |
| Fixed maturity securities, at fair value under fair value option | 94 | 0 | |
| Other long-term investments | 264 | 248 | |
| Short-term investments | 34 | 116 | |
| Cash and cash equivalents | 0 | 2 | |
| Total assets | 669 | 628 | |
| Total consolidated VIE investments | $ 669 | $ 628 |
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- Definition Amount of asset recognized for present right to economic benefit. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of net assets (liabilities). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of cash and cash equivalent. Cash includes, but is not limited to, currency on hand, demand deposit with financial institution, and account with general characteristic of demand deposit. Cash equivalent includes, but is not limited to, short-term, highly liquid investment that is both readily convertible to known amount of cash and so near maturity that it presents insignificant risk of change in value because of change in interest rate. 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 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 This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of long-term investments classified as other. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of investments including trading securities, available-for-sale securities, held-to-maturity securities, and short-term investments classified as other and current. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Details
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