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Consolidated Balance Sheet (Unaudited) (Parenthetical) - USD ($) $ in Millions | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Statement of Financial Position [Abstract] |  |
Fixed maturities, available for sale, amortized cost | $ 10,734 | $ 10,752
Fixed maturities, available for sale, allowance for expected credit losses | $ 11 | $ 12
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) | 83,857,354 | 83,635,807

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