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SEGMENT INFORMATION - Revenue By Services (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Energy-related businesses | $ 1,748 | $ 2,891 | $ 1,788
Revenues from contracts with customers | 11,818 | 14,848 | 13,722
Revenues | 13,185 | 16,720 | 14,439
Total assets | 96,155 | 87,181 |
Operating Segments After Reconciling Items And Eliminations |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Revenues from contracts with customers | 11,818 | 14,849 | 13,723
Total other revenues | 1,367 | 1,871 | 716
Operating Segments After Reconciling Items And Eliminations | Sempra California |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Operating Revenue | 10,985 | 13,668 | 11,930
Energy-related businesses | 0 | 0 | 0
Revenues from contracts with customers | 10,985 | 13,668 | 11,930
Utilities | 374 | 75 | 633
Energy-related businesses | 0 | 0 | 0
Total other revenues | 374 | 75 | 633
Operating Segments After Reconciling Items And Eliminations | Sempra Infrastructure |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Operating Revenue | 78 | 87 | 89
Energy-related businesses | 755 | 1,094 | 1,704
Revenues from contracts with customers | 833 | 1,181 | 1,793
Utilities | 0 | 0 | 0
Energy-related businesses | 993 | 1,796 | 83
Total other revenues | 993 | 1,796 | 83
Operating Segments |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Revenues | 13,264 | 16,832 | 14,496
Total assets | 94,604 | 87,252 |
Operating Segments | Sempra California |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Revenues from contracts with customers | 11,008 | 13,686 | 11,944
Revenues | 11,382 | 13,761 | 12,577
Total assets | 56,116 | 53,430 |
Operating Segments | Sempra Infrastructure |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Revenues from contracts with customers | 896 | 1,251 | 1,849
Revenues | 1,882 | 3,071 | 1,919
Total assets | 22,954 | 19,430 |
Intersegment revenues |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Revenues | (79) | (112) | (57)
Total assets | (1,071) | (1,038) |
Intersegment revenues | Sempra California |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Operating Revenue | (23) | (18) | (14)
Energy-related businesses | 0 | 0 | 0
Revenues | (23) | (18) | (14)
Intersegment revenues | Sempra Infrastructure |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Operating Revenue | 0 | 0 | 0
Energy-related businesses | (56) | (94) | (43)
Revenues | $ (56) | $ (94) | $ (43)

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