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Consolidated Balance Sheet (Unaudited) (Parenthetical) - USD ($) $ in Millions | Sep. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Statement of Financial Position [Abstract] |  |
Fixed maturities, available for sale, amortized cost | $ 10,588 | $ 10,687
Fixed maturities, available for sale, allowance for expected credit losses | $ 16 | $ 34
Common Stock, par value (USD per share) | $ 0 | $ 0
Common Stock, shares authorized (shares) | 200,000,000 | 200,000,000
Common Stock, shares outstanding (shares) | 83,401,430 | 83,978,258

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