XML 51 R7.htm IDEA: XBRL DOCUMENT
v3.2.0.727

Consolidated Statements of Cash Flows (Parenthetical) - USD ($) $ in Millions | 6 Months Ended
--- | ---
Jun. 30, 2015 | Jun. 30, 2014
Premiums Discounts and Issuance Costs of Long Term Debt | $ 16 | $ 4
Southern California Edison |  |
Premiums Discounts and Issuance Costs of Long Term Debt | $ 16 | $ 2

X
- Definition Premiums Discounts and Issuance Costs of Long Term Debt + References No definition available. + Details
Name: | eix_PremiumsDiscountsandIssuanceCostsofLongTermDebt
Namespace Prefix: | eix_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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