v3.25.2
SEGMENT INFORMATION - Narrative (Details)
$ in Millions
6 Months Ended
Jun. 30, 2025
USD ($)
segment
Mar. 28, 2025
Dec. 31, 2024
USD ($)
[1]
Segment Reporting Information [Line Items]      
Number of operating segments 3    
Number of reportable segments 3    
ASSETS | $ $ 99,907   $ 96,155
Oncor Electric Delivery Company LLC. | Sempra Texas Utilities      
Segment Reporting Information [Line Items]      
Ownership interest (as a percent) 80.25%    
SI Partners      
Segment Reporting Information [Line Items]      
Ownership interest (as a percent)   70.00%  
SI Partners | Sempra Infrastructure      
Segment Reporting Information [Line Items]      
Ownership interest (as a percent) 70.00%    
SDG&E      
Segment Reporting Information [Line Items]      
Number of operating segments 1    
Number of reportable segments 1    
ASSETS | $ $ 31,854   30,773
SoCalGas      
Segment Reporting Information [Line Items]      
Number of operating segments 1    
Number of reportable segments 1    
ASSETS | $ $ 26,065   $ 25,358
[1] Derived from audited financial statements.