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Income Taxes - Schedule of Income Tax Expense (Benefit) (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Current:      
Federal $ 118 $ 156 $ 84
State 9 14 7
Total current 127 170 91
Deferred:      
Federal 73 (26) (76)
State 7 13 (23)
Total deferred 80 (13) (99)
Total income tax expense (benefit) $ 207 $ 157 $ (8)