Consolidated Balance Sheets (Parenthetical) - USD ($) |
Sep. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Statement of Financial Position [Abstract] | ||
| Amortized cost of fixed maturities available-for-sale | $ 89,966,000,000 | $ 82,106,000,000 |
| Allowance for credit losses of fixed maturities available-for-sale | 10,000,000 | 0 |
| Allowance for credit losses of mortgage loans on real estate | 378,000,000 | 313,000,000 |
| Allowance for credit losses of amounts due from reinsurers | $ 6,000,000 | $ 7,000,000 |
| Preferred stock par value (in dollars per share) | $ 1 | $ 1 |
| Preferred stock, liquidation preference | $ 25,000 | $ 25,000 |
| Common stock par value (in dollars per share) | $ 0.01 | $ 0.01 |
| Common stock authorized (in shares) | 2,000,000,000 | 2,000,000,000 |
| Common stock issued (in shares) | 466,227,784 | 468,341,734 |
| Common stock outstanding (in shares) | 268,492,237 | 283,358,187 |
| Treasury Stock, Common, Shares | 197,735,547 | 184,983,547 |
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- Definition Face amount or stated value per share of common stock. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The maximum number of common shares permitted to be issued by an entity's charter and bylaws. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount excluding accrued interest, of allowance for credit loss on 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 Amortized cost excluding accrued interest, before allowance for credit loss, 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 Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Value of the difference between preference in liquidation and the par or stated values of the preferred shares. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of allowance for credit loss on reinsurance recoverable. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition Number of previously issued common shares repurchased by the issuing entity and held in treasury. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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