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Income Taxes (Details) - USD ($)
$ in Millions
1 Months Ended 3 Months Ended 9 Months Ended
Oct. 31, 2023
Sep. 30, 2023
Sep. 30, 2022
Mar. 31, 2022
Sep. 30, 2023
Sep. 30, 2022
Income Tax Contingency [Line Items]            
Effective tax rate   31.80% 39.20%   33.90% 32.90%
Income tax benefit   $ 52        
Recognized federal and state tax benefit   $ 92   $ 515    
Subsequent Event            
Income Tax Contingency [Line Items]            
Income tax benefit $ 203