Consolidated Statements of Cash Flows (Parenthetical) - USD ($) $ in Millions	6 Months Ended
Jun. 30, 2023	Jun. 30, 2022
Premium and net of discount and issuance costs	$ 43	$ 34
SCE
Premium and net of discount and issuance costs	$ 31	$ 34

Premiums, Discounts and Issuance Costs of Long Term Debt

No definition available.

Name:	eix_PremiumsDiscountsandIssuanceCostsofLongTermDebt
Namespace Prefix:	eix_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration