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Income Taxes - Income Tax Reconciliation (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Differences between provision for income taxes and income tax expense computed by applying federal rates      
US federal income tax rate 21.00% 21.00% 21.00%
Computed expected tax benefits (expense) $ (322) $ (200) $ (76)
State and local taxes, net of federal income taxes (4) (8) (12)
Nontaxable equity contribution 41 2 (1)
Change in valuation allowance 1 4 (3)
Sale of consolidated subsidiary 15    
Change in tax rate - other   14 133
Executive compensation (7) (14) (1)
Litigation settlement   (22)  
Other (1) 6 (3)
Income tax benefit (expense) $ (277) $ (218) $ 37