v3.26.1
Debt and Credit Agreements - Narrative (Details)
$ in Millions
1 Months Ended
Feb. 11, 2026
USD ($)
Feb. 28, 2026
USD ($)
Jul. 31, 2026
USD ($)
tranche
Jun. 30, 2026
USD ($)
May 31, 2026
USD ($)
Debt Instrument [Line Items]          
Commitment       $ 4,850  
Letters of credit outstanding, amount       2  
SCE          
Debt Instrument [Line Items]          
Debt carrying amount       1,700  
SCE | SCE Recovery Funding LLC          
Debt Instrument [Line Items]          
Debt carrying amount       3,200  
Debt Instrument Senior Notes 4.80 Percent Due 2031 | Edison International Parent          
Debt Instrument [Line Items]          
Debt carrying amount   $ 550      
Rate (as a percent)   4.80%      
Debt Instrument Senior Notes 5.00 Percent Due 2028 | Edison International Parent          
Debt Instrument [Line Items]          
Debt carrying amount         $ 500
Rate (as a percent)         5.00%
Term Loan Agreement Due March 2027 | Edison International Parent          
Debt Instrument [Line Items]          
Variable interest rate   1.00%      
Term Loan Agreement Due March 2027 | Edison International Parent | Unsecured Debt          
Debt Instrument [Line Items]          
Proceeds from issuance of debt   $ 1,500      
Repayments of debt $ 300        
Standby letters of credit | SCE          
Debt Instrument [Line Items]          
Commitment       635  
Letters of credit outstanding, amount       $ 111  
Senior Secured Recovery Bonds Series 2026-A | SCE | Secured Debt | SCE Recovery Funding LLC | Subsequent Event          
Debt Instrument [Line Items]          
Debt carrying amount     $ 2,000    
Number of tranches | tranche     3    
Senior Secured Recovery Bonds Series 2026-A, 5.38 Percent Due 2045 | SCE | Secured Debt | SCE Recovery Funding LLC | Subsequent Event          
Debt Instrument [Line Items]          
Debt carrying amount     $ 600    
Rate (as a percent)     5.39%    
Senior Secured Recovery Bonds Series 2026-A, 6.03 Percent Due 2054 | SCE | Secured Debt | SCE Recovery Funding LLC | Subsequent Event          
Debt Instrument [Line Items]          
Debt carrying amount     $ 645    
Rate (as a percent)     6.04%    
Senior Secured Recovery Bonds Series 2026-A, 6.09 Percent Due 2061 | SCE | Secured Debt | SCE Recovery Funding LLC | Subsequent Event          
Debt Instrument [Line Items]          
Debt carrying amount     $ 709    
Rate (as a percent)     6.09%