v3.26.1
REVENUES - PERFORMANCE OBLIGATIONS (Details)
$ in Millions
Jun. 30, 2026
USD ($)
Disposal Group Held-for-sale | SI Partners  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Revenues to be recognized $ 2,990
SDG&E  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Revenues to be recognized 66
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-07-01 | Disposal Group Held-for-sale | SI Partners  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Revenues to be recognized 158
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-07-01 | SDG&E  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Revenues to be recognized $ 2
Revenues to be recognized, period of recognition 6 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-07-01 | SDG&E | Disposal Group Held-for-sale | SI Partners  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Revenues to be recognized, period of recognition 6 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2027-01-01 | Disposal Group Held-for-sale | SI Partners  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Revenues to be recognized $ 287
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2027-01-01 | SDG&E  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Revenues to be recognized $ 4
Revenues to be recognized, period of recognition 1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2027-01-01 | SDG&E | Disposal Group Held-for-sale | SI Partners  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Revenues to be recognized, period of recognition 1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2028-01-01 | Disposal Group Held-for-sale | SI Partners  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Revenues to be recognized $ 241
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2028-01-01 | SDG&E  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Revenues to be recognized $ 4
Revenues to be recognized, period of recognition 1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2028-01-01 | SDG&E | Disposal Group Held-for-sale | SI Partners  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Revenues to be recognized, period of recognition 1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2029-01-01 | Disposal Group Held-for-sale | SI Partners  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Revenues to be recognized $ 213
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2029-01-01 | SDG&E  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Revenues to be recognized $ 4
Revenues to be recognized, period of recognition 1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2029-01-01 | SDG&E | Disposal Group Held-for-sale | SI Partners  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Revenues to be recognized, period of recognition 1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2030-01-01 | Disposal Group Held-for-sale | SI Partners  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Revenues to be recognized $ 213
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2030-01-01 | SDG&E  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Revenues to be recognized $ 4
Revenues to be recognized, period of recognition 1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2030-01-01 | SDG&E | Disposal Group Held-for-sale | SI Partners  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Revenues to be recognized, period of recognition 1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2031-01-01 | Disposal Group Held-for-sale | SI Partners  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Revenues to be recognized $ 1,878
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2031-01-01 | SDG&E  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Revenues to be recognized $ 48
Revenues to be recognized, period of recognition
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2031-01-01 | SDG&E | Disposal Group Held-for-sale | SI Partners  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Revenues to be recognized, period of recognition