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Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) - USD ($) $ in Millions | Sep. 30, 2023 | Dec. 31, 2022
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Statement of Financial Position [Abstract] |  |
Allowance for credit loss | $ 86 | $ 65
Amortized cost | 6,971 | 7,707
Financial guaranty variable interest entities' assets | 326 | 413
Assets of consolidated investment vehicles, fair value disclosure | 318 | 5,363
Other assets, fair value disclosure | 112 | 148
Financial guaranty variable interest entities' liabilities, with recourse | 531 | 702
Financial guaranty variable interest entities' liabilities, without recourse | 11 | 13
Liabilities of consolidated investment vehicles, fair value disclosure | $ 0 | $ 4,431
Common stock par value (in dollars per share) | $ 0.01 | $ 0.01
Common stock, shares authorized (in shares) | 500,000,000 | 500,000,000
Common stock, shares issued (in shares) | 57,819,732 | 59,013,040
Common stock, shares outstanding (in shares) | 57,819,732 | 59,013,040
Accumulated other comprehensive income, tax provision | $ (97) | $ (84)

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