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SEGMENT INFORMATION - Revenue By Services (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2026 | Jun. 30, 2025 | Jun. 30, 2026 | Jun. 30, 2025
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items] |  |  |  |
Energy-related businesses | $ 475 | $ 499 | $ 881 | $ 880
Revenues from contracts with customers | 2,799 | 2,700 | 6,227 | 6,381
Revenues | 2,997 | 3,000 | 6,652 | 6,802
Operating Segments After Reconciling Items And Eliminations |  |  |  |
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items] |  |  |  |
Revenues from contracts with customers | 2,799 | 2,700 | 6,227 | 6,381
Total other revenues | 198 | 300 | 425 | 421
Operating Segments After Reconciling Items And Eliminations | Sempra California |  |  |  |
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items] |  |  |  |
Operating revenues | 2,569 | 2,442 | 5,780 | 5,899
Energy-related businesses | 0 | 0 | 0 | 0
Revenues from contracts with customers | 2,569 | 2,442 | 5,780 | 5,899
Utilities | (65) | 41 | (54) | (21)
Energy-related businesses | 0 | 0 | 0 | 0
Total other revenues | (65) | 41 | (54) | (21)
Operating Segments After Reconciling Items And Eliminations | Sempra Infrastructure |  |  |  |
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items] |  |  |  |
Operating revenues | 18 | 18 | 45 | 44
Energy-related businesses | 212 | 240 | 402 | 438
Revenues from contracts with customers | 230 | 258 | 447 | 482
Utilities | 0 | 0 | 0 | 0
Energy-related businesses | 263 | 259 | 479 | 442
Total other revenues | 263 | 259 | 479 | 442
Segment revenues |  |  |  |
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items] |  |  |  |
Revenues | 3,023 | 3,020 | 6,697 | 6,847
Segment revenues | Sempra California |  |  |  |
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items] |  |  |  |
Revenues from contracts with customers | 2,576 | 2,449 | 5,796 | 5,912
Revenues | 2,511 | 2,490 | 5,742 | 5,891
Segment revenues | Sempra Infrastructure |  |  |  |
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items] |  |  |  |
Revenues from contracts with customers | 251 | 275 | 481 | 519
Revenues | 512 | 530 | 955 | 956
Intersegment revenues and eliminations |  |  |  |
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items] |  |  |  |
Revenues | (26) | (20) | (45) | (45)
Intersegment revenues and eliminations | Sempra California |  |  |  |
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items] |  |  |  |
Operating revenues | (7) | (7) | (16) | (13)
Energy-related businesses | 0 | 0 | 0 | 0
Revenues | (7) | (7) | (16) | (13)
Intersegment revenues and eliminations | Sempra Infrastructure |  |  |  |
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items] |  |  |  |
Operating revenues | 0 | 0 | 0 | 0
Energy-related businesses | (19) | (13) | (29) | (32)
Revenues | $ (19) | $ (13) | $ (29) | $ (32)

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