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COMMITMENTS, CONTINGENCIES AND GUARANTEES - SEMPRA - GUARANTEES (Details) $ in Millions | 1 Months Ended | 3 Months Ended
--- | --- | ---
Jun. 30, 2021 USD ($) | Jul. 31, 2020 USD ($) projectOwner | Mar. 31, 2025 USD ($) | Mar. 31, 2024 USD ($)
Loss Contingencies [Line Items] |  |  |  |
Distributions from investments |  |  | $ 291 | $ 232
Cameron LNG JV |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Number of project owners | projectOwner |  | 4 |  |
Sempra Infrastructure | Cameron LNG JV |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Ownership percentage in consolidated entity (in percentage) |  |  | 50.20% |
Sempra Infrastructure | Variable Interest Entity, Not Primary Beneficiary |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Guarantees, carrying value |  |  | $ 38 |
Maximum exposure under guarantor obligations |  |  | 979 |
Sempra Infrastructure | Other current assets | Variable Interest Entity, Not Primary Beneficiary |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Guarantees, carrying value |  |  | 8 |
Sempra Infrastructure | Other long-term assets | Variable Interest Entity, Not Primary Beneficiary |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Guarantees, carrying value |  |  | 30 |
Cameron LNG JV | Sempra Infrastructure |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Distributions from investments |  |  | 149 | $ 132
Cameron LNG JV | Corporate Joint Venture | Sempra Infrastructure |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Liability cap, amount |  |  | $ 979 |
Proceeds from related party debt |  | $ 1,500 |  |
Number of project owners sending direct proceeds | projectOwner |  | 2 |  |
Number of project owners sending proceeds from external lenders | projectOwner |  | 2 |  |
Liability cap (as a percent) |  |  | 130.00% |
Cameron LNG JV | Corporate Joint Venture | Sempra Infrastructure | Variable Interest Entity, Not Primary Beneficiary |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Proceeds from related party debt |  | $ 753 |  |
Cameron LNG JV | Promissory Note for SDSRA Distribution | Corporate Joint Venture | Sempra Infrastructure |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Distributions from investments | $ 165 |  |  |
Liability cap, amount | 165 |  |  |
Cameron LNG JV | Promissory Note for SDSRA Distribution | Corporate Joint Venture | Sempra Infrastructure | Deferred Credits and Other |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Senior note, liability | $ 22 |  |  |
Guarantees, carrying value |  |  | $ 18 |

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