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SEMPRA - EQUITY AND EARNINGS PER COMMON SHARE - NCI NARRATIVE (Details) - USD ($) $ in Millions | 1 Months Ended | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
Sep. 30, 2023 | Mar. 31, 2023 | Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023
Noncontrolling Interest [Line Items] |  |  |  |  |  |
Noncontrolling interest, increase from sale of parent equity interest |  |  |  | $ 986 |  | $ 1,241
Contributions |  |  | $ 335 | 496 | $ 1,121 | 1,091
Port Arthur LNG |  |  |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |  |  |
Contributions | $ 1,100 | $ 234 |  |  |  |
SI Partners |  |  |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |  |  |
Noncontrolling interest, increase from sale of parent equity interest |  |  |  |  |  | 200
Sale of noncontrolling interest, change in equity |  |  |  |  |  | 145
Indirect Subsidiary Of SI Partners | Port Arthur LNG |  |  |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |  |  |
Noncontrolling interest, increase from sale of parent equity interest |  | 12 |  |  |  |
Cash consideration | 984 | 254 |  |  |  |
Noncontrolling interest, decrease from sale of parent equity interest | 56 |  |  |  |  |
Noncontrolling interest, decrease from sale of parent equity interest, net of transaction costs | 11 |  |  |  |  |
Noncontrolling interest, decrease from sale of parent equity interest, tax expense (benefit) | $ 22 |  |  |  |  |
Noncontrolling interest, increase from sale of parent equity interest, net of transaction costs |  | 3 |  |  |  |
Noncontrolling interest, increase from sale of parent equity interest, tax expense (benefit) |  | 5 |  |  |  |
Funding commitment, aggregate amount |  | $ 9,000 |  |  |  |
Funding commitment paid |  |  | $ 2,700 |  | $ 2,700 |
KKR Pinnacle | SI Partners |  |  |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |  |  |
Funding used |  |  |  | $ 14 |  | $ 200
Port Arthur LNG | Indirect Subsidiary Of SI Partners |  |  |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |  |  |
Ownership interest (as a percent) |  | 30.00% |  |  |  |
Funding commitment (in percent) |  | 110.00% |  |  |  |
Guaranteed funding amount (in percent) |  | 70.00% |  |  |  |
Port Arthur LNG | SI Partners | KKR Denali |  |  |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |  |  |
Ownership interest (as a percent) | 42.00% |  |  | 42.00% |  | 42.00%
S I Partners Subsidiary | Indirect Subsidiary Of SI Partners | KKR Denali |  |  |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |  |  |
Ownership interest (as a percent) | 60.00% |  |  | 60.00% |  | 60.00%

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