XML 28 R20.htm IDEA: XBRL DOCUMENT
v3.25.2

INVESTMENT CONTRACTS (Details) - institution | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
EBP 002 |  |
EBP, Fully Benefit-Responsive Investment Contract [Line Items] |  |
Number of financial institutions | 4 | 4

X
- Definition EBP, Investment, Number Of Financial Institutions + References No definition available. + Details
Name: | aep_EBPInvestmentNumberOfFinancialInstitutions
Namespace Prefix: | aep_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 962 -SubTopic 325 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477783/962-325-50-3 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 962 -SubTopic 325 -Name Accounting Standards Codification -Section 45 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477509/962-325-45-5 + Details
Name: | us-gaap-ebp_EmployeeBenefitPlanFullyBenefitResponsiveInvestmentContractLineItems
Namespace Prefix: | us-gaap-ebp_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | dei_LegalEntityAxis=aep_EBP002Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |