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Variable Interest Entities (Tables) | 12 Months Ended
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Dec. 31, 2024
Disclosure Variable Interest Entities Schedule Of Equity Method Investments [Abstract] |
Affordable Housing Tax Credit Investments | A summary of Regions’ tax credit investments and related loans and letters of credit, representing Regions’ maximum exposure to loss as of December 31, is as follows:
| 2024 |  | 2023
| (In millions)
Tax credit investments included in other assets | $ | 1,471 |  |  | $ | 1,415 |
Unfunded tax credit commitments included in other liabilities | 590 |  |  | 592 |
Loans and letters of credit commitments | 663 |  |  | 730 |
Funded portion of loans and letters of credit commitments | 336 |  |  | 395 |
| 2024 |  | 2023 |  | 2022 |  |
| (In millions)
Tax credits and other tax benefits recognized | $ | 236 |  |  | $ | 207 |  |  | $ | 180 |  |  |
Tax credit amortization expense included in income tax expense | 188 |  |  | 166 |  |  | 149 |  |  |

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- Definition The entire disclosure for Affordable Housing Program (AHP). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/942/tableOfContent + Details
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