XML 72 R61.htm IDEA: XBRL DOCUMENT
v3.24.2

Derivative Instruments (Notional Values) (Details) - SCE | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2024 Bcfe GWh | Dec. 31, 2023 GWh Bcfe
Electricity options, swaps and forwards (GWh) |  |
Derivatives |  |
Notional volumes of derivative instruments | 7,572 | 3,494
Natural gas options, swaps and forwards (Bcf) |  |
Derivatives |  |
Notional volumes of derivative instruments | Bcfe | 17 | 31
Congestion revenue rights (GWh) |  |
Derivatives |  |
Notional volumes of derivative instruments | 18,571 | 35,011

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 815 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480237/815-40-50-5 + Details
Name: | us-gaap_DerivativeLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Nominal energy measure used to calculate payments on a derivative instrument. + References No definition available. + Details
Name: | us-gaap_DerivativeNonmonetaryNotionalAmountEnergyMeasure
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:energyItemType
Balance Type: | na
Period Type: | duration

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

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=eix_ElectricityOptionsSwapsAndForwardArrangementsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=eix_NaturalGasOptionsSwapsAndForwardsArrangementBcfMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=eix_CongestionRevenueRightsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |