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Income Taxes - Schedule of Income Tax Expense (Benefit) (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Income Tax Disclosure [Abstract]      
Income tax expense (benefit) $ (976) $ 386 $ 285
Income tax expense (benefit) related to other comprehensive income (loss) (3,083) (371) 413
Income Tax Expense (Benefit), Intraperiod Tax Allocation $ (4,059) $ 15 $ 698