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COMMITMENTS, CONTINGENCIES AND GUARANTEES - SEMPRA - GUARANTEES (Details) $ in Millions | 1 Months Ended | 9 Months Ended
--- | --- | ---
Feb. 28, 2025 | Jun. 30, 2021 USD ($) | Jul. 31, 2020 USD ($) projectOwner | Sep. 30, 2025 USD ($) | Sep. 30, 2024 USD ($)
Loss Contingencies [Line Items] |  |  |  |  |
Distributions from investments |  |  |  | $ 828 | $ 654
Cameron LNG JV |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Number of project owners | projectOwner |  |  | 4 |  |
SI Partners |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Guarantees, carrying value |  |  |  | 300 |
Maximum exposure under guarantor obligations |  |  |  | $ 72 |
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 |  |  |  | $ 39 |
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 |  |  |  | 31 |
Related Party | Third-Pary |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Credit support agreement, term | 15 months |  |  |  |
Cameron LNG JV | Sempra Infrastructure |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Distributions from investments |  |  |  | $ 369 | $ 353
Cameron LNG JV | Corporate Joint Venture | Sempra Infrastructure |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
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 |  |  |
Maximum exposure under guarantor obligations |  | 165 |  |  |
Cameron LNG JV | Promissory Note for SDSRA Distribution | Corporate Joint Venture | Sempra Infrastructure | Deferred Credits and Other |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Guarantees, carrying value |  | $ 22 |  | $ 17 |

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