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COMMITMENTS, GUARANTEES AND CONTINGENCIES (Tables) | 6 Months Ended
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Jun. 30, 2025
Commitments and Contingencies Disclosure [Abstract] |
Maximum Future Payments for Letters of Credit Issued Under the Uncommitted Facilities | The Registrants’ maximum future payments for letters of credit issued under the uncommitted facilities as of June 30, 2025 were as follows:
Company |  | Amount |  | Maturity
|  | (in millions) |  |
AEP |  | $ | 360.8 |  |  | July 2025 to July 2026
Maximum Potential Loss By Registrants Under Lease Agreements | As of June 30, 2025, the maximum potential loss by the Registrants for these lease agreements assuming the fair value of the equipment is zero at the end of the lease term was as follows:
Company |  | Maximum Potential Loss
|  | (in millions)
AEP |  | $ | 38.4 |
AEP Texas |  | 8.3 |
APCo |  | 5.2 |
I&M |  | 3.9 |
OPCo |  | 6.5 |
PSO |  | 3.5 |
SWEPCo |  | 4.3 |

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