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Income Taxes (Tables) | 9 Months Ended
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Sep. 30, 2025
Income Tax Disclosure [Abstract] |
Tax credit investments expenses and related income tax credits and other tax benefits | The following table presents tax credit investment expenses and associated income tax credits and other income tax benefits for the three and nine months ended September 30: Table 13.1: Tax Credit Investments Expenses and Credits
|  | Three Months Ended September 30, |  | Nine Months Ended September 30,
(Millions) |  | 2025 |  | 2024 |  | 2025 |  | 2024
Proportional amortization recognized in tax provision |  | $ | 60 |  |  | $ | 48 |  |  | $ | 175 |  |  | $ | 143 |
Income tax credits and Other income tax benefits (a) recognized in tax provision |  | 65 |  |  | 51 |  |  | 204 |  |  | 164 |
(a)Other income tax benefits are a result of tax deductible expenses generated by our tax credit investments

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