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SEGMENT INFORMATION - Revenue By Services (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Energy-related businesses | $ 499 | $ 373 | $ 880 | $ 848
Revenues from contracts with customers | 2,700 | 2,484 | 6,381 | 6,181
Revenues | 3,000 | 3,011 | 6,802 | 6,651
Operating Segments After Reconciling Items And Eliminations |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Revenues from contracts with customers | 2,700 | 2,483 | 6,381 | 6,181
Total other revenues | 300 | 527 | 421 | 470
Operating Segments After Reconciling Items And Eliminations | Sempra California |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Operating revenues | 2,442 | 2,251 | 5,899 | 5,725
Energy-related businesses | 0 | 0 | 0 | 0
Revenues from contracts with customers | 2,442 | 2,251 | 5,899 | 5,725
Utilities | 41 | 369 | (21) | 31
Energy-related businesses | 0 | 0 | 0 | 0
Total other revenues | 41 | 369 | (21) | 31
Operating Segments After Reconciling Items And Eliminations | Sempra Infrastructure |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Operating revenues | 18 | 18 | 44 | 48
Energy-related businesses | 240 | 214 | 438 | 408
Revenues from contracts with customers | 258 | 232 | 482 | 456
Utilities | 0 | 0 | 0 | 0
Energy-related businesses | 259 | 158 | 442 | 439
Total other revenues | 259 | 158 | 442 | 439
Operating Segments |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Revenues | 3,020 | 3,034 | 6,847 | 6,694
Operating Segments | Sempra California |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Revenues from contracts with customers | 2,449 | 2,256 | 5,912 | 5,735
Revenues | 2,490 | 2,625 | 5,891 | 5,766
Operating Segments | Sempra Infrastructure |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Revenues from contracts with customers | 275 | 252 | 519 | 494
Revenues | 530 | 409 | 956 | 928
Adjustments |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Revenues | 0 | 1 |  |
Intersegment revenues and eliminations |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Revenues | (20) | (24) | (45) | (43)
Intersegment revenues and eliminations | Sempra California |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Operating revenues | (7) | (5) | (13) | (10)
Energy-related businesses | 0 | 0 | 0 | 0
Revenues | (7) | (5) | (13) | (10)
Intersegment revenues and eliminations | Sempra Infrastructure |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Operating revenues | 0 | 0 | 0 | 0
Energy-related businesses | (13) | (19) | (32) | (33)
Revenues | $ (13) | $ (19) | $ (32) | $ (33)

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