XML 63 R49.htm IDEA: XBRL DOCUMENT
v3.25.1

Summary of Significant Accounting Policies - Narrative (Details) | 3 Months Ended
--- | ---
Mar. 31, 2025 mi²
Wildfire Insurance Fund |
Organization |
Insurance fund contribution amortization period | 20 years
SCE |
Organization |
Supply of electricity area covered (in square miles) | 50,000

X
- Definition Capitalized Insurance Fund Contribution, Amortization Period + References No definition available. + Details
Name: | eix_CapitalizedInsuranceFundContributionAmortizationPeriod
Namespace Prefix: | eix_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Supply Of Electricity Area Covered 1 + References No definition available. + Details
Name: | eix_SupplyOfElectricityAreaCovered1
Namespace Prefix: | eix_
Data Type: | dtr-types:areaItemType
Balance Type: | na
Period Type: | duration

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 No definition available. + Details
Name: | us-gaap_SegmentReportingInformationLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_OtherCommitmentsAxis=eix_WildfireInsuranceFundMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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