Audit Information	12 Months Ended
	Dec. 31, 2024
Auditor [Line Item]
Auditor Name	PricewaterhouseCoopers LLP
Auditor Firm ID	238
Auditor Location	Columbus, Ohio
AEP TRANSMISSION COMPANY, LLC
Auditor [Line Item]
Auditor Name	PricewaterhouseCoopers LLP
Auditor Firm ID	238
Auditor Location	Columbus, Ohio
AEP TEXAS INC.
Auditor [Line Item]
Auditor Name	PricewaterhouseCoopers LLP
Auditor Firm ID	238
Auditor Location	Columbus, Ohio
APPALACHIAN POWER COMPANY
Auditor [Line Item]
Auditor Name	PricewaterhouseCoopers LLP
Auditor Firm ID	238
Auditor Location	Columbus, Ohio
INDIANA MICHIGAN POWER COMPANY
Auditor [Line Item]
Auditor Name	PricewaterhouseCoopers LLP
Auditor Firm ID	238
Auditor Location	Columbus, Ohio
OHIO POWER COMPANY
Auditor [Line Item]
Auditor Name	PricewaterhouseCoopers LLP
Auditor Firm ID	238
Auditor Location	Columbus, Ohio
PUBLIC SERVICE COMPANY OF OKLAHOMA
Auditor [Line Item]
Auditor Name	PricewaterhouseCoopers LLP
Auditor Firm ID	238
Auditor Location	Columbus, Ohio
SOUTHWESTERN ELECTRIC POWER COMPANY
Auditor [Line Item]
Auditor Name	PricewaterhouseCoopers LLP
Auditor Firm ID	238
Auditor Location	Columbus, Ohio