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SEMPRA – INVESTMENTS IN UNCONSOLIDATED ENTITIES - SEMPRA SUPPORT AGREEMENT FOR CFIN (Details) $ in Millions | 1 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Jul. 31, 2020 USD ($) | Dec. 31, 2023 USD ($) | Mar. 31, 2021 | Mar. 30, 2021 | Jul. 01, 2020 project_owner
Cameron LNG |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Number of project owners | project_owner |  |  |  |  | 4
Sempra Infrastructure | ESJ | IEnova |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Acquired percentage interest |  |  | 50.00% |  |
Sempra Infrastructure | ESJ | ESJ | IEnova |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Ownership percentage held by noncontrolling owners |  |  |  | 50.00% |
Cameron LNG |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Ownership percentage in equity method investee |  | 50.20% |  |  |
Cameron LNG | Sempra Infrastructure |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Ownership percentage in equity method investee |  | 50.20% |  |  |
Cameron LNG | Sempra Infrastructure | TAG Pipelines Norte |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Ownership percentage in equity method investee |  | 50.00% |  |  |
Cameron LNG | Corporate Joint Venture | Sempra Infrastructure |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Proceeds from related parties | $ 1,500 |  |  |  |
Debt covenant, liability cap (as a percent) |  | 130.00% |  |  |
Debt covenant, liability cap amount |  | $ 979 |  |  |
IMG JV | Sempra Infrastructure |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Ownership percentage in equity method investee |  | 40.00% |  |  |
Transportation service contract term |  | 35 years |  |  |
TAG Pipelines Norte | Sempra Infrastructure |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Ownership percentage in equity method investee |  | 50.00% |  |  |
Los Ramones Norte | Sempra Infrastructure | TAG Pipelines Norte |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Ownership percentage in equity method investee |  | 50.00% |  |  |
Variable Interest Entity, Not Primary Beneficiary | Sempra Infrastructure |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Current guarantor obligations |  | $ 23 |  |  |
Variable Interest Entity, Not Primary Beneficiary | Sempra Infrastructure | Other Current Assets |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Current guarantor obligations |  | 7 |  |  |
Variable Interest Entity, Not Primary Beneficiary | Sempra Infrastructure | Other long-term assets |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Current guarantor obligations |  | $ 16 |  |  |
Variable Interest Entity, Not Primary Beneficiary | Cameron LNG | Corporate Joint Venture | Sempra Infrastructure |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Proceeds from related parties | $ 753 |  |  |  |

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