v3.25.4
Income Taxes, Effective Income Tax Expense (Benefit) and Rate (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Effective Income Tax Rate Reconciliation, Percent [Abstract]      
Statutory federal income tax expense $ 5,292 $ 4,855 $ 4,567
Statutory federal income tax expense, rate 21.00% 21.00% 21.00%
Change in tax rate resulting from:      
State and local taxes on income, net of federal income tax benefit $ 563 $ 532 $ 819
State and local taxes on income, net of federal income tax benefit, rate 2.20% 2.30% 3.80%
Renewable energy $ (588) $ (450) $ (1,014)
Renewable energy, rate (2.30%) (2.00%) (4.70%)
Affordable housing $ (347) $ (273) $ (278)
Affordable housing, rate (0.014) (0.012) (0.013)
Tax credit, Other $ (154) $ (190) $ (260)
Tax credit, Other, rate (0.60%) (0.80%) (1.20%)
Tax-exempt interest $ (267) $ (326) $ (345)
Tax-exempt interest, rate (0.011) (0.014) (0.016)
Nontaxable and nondeductible, Other $ (25) $ 119 $ 140
Nontaxable and nondeductible, Other, rate (0.10%) 0.50% 0.70%
Changes in prior year unrecognized tax benefits, inclusive of interest $ (751) $ (819) $ (1,042)
Changes in prior year unrecognized tax benefits, inclusive of interest, rate (3.00%) (3.50%) (4.80%)
Other $ 118 $ (49) $ 20
Other, rate 0.50% (0.20%) 0.10%
Income tax expense (benefit) $ 3,841 $ 3,399 $ 2,607
Effective income tax expense (benefit), rate 15.20% 14.70% 12.00%