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Income Taxes Reconciliation of Income Tax Satutory Rate (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Income tax expense at United States statutory rate $ 1,492 $ 1,175 $ 1,275
Increase (reduction) in income taxes resulting from:      
Partnership earnings not subject to tax (1,084) (884) (1,086)
Noncontrolling interests 0 0 26
State tax, net of federal tax benefit 113 47 19
Statutory rate change 0 (10) (42)
Valuation allowance 0 (3) (4)
Uncertain tax positions 21 (14) (3)
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Amount 9 0 0
Dividend received deduction (3) (3) (3)
Foreign taxes 0 0 6
Other (7) (5) 16
Income tax expense $ 541 $ 303 $ 204