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DEBT AND CREDIT FACILITIES - NARRATIVE (Details) $ in Millions | 1 Months Ended | 3 Months Ended |
--- | --- | --- | ---
Mar. 31, 2024 USD ($) bank day line_of_credit | Mar. 31, 2024 USD ($) bank day line_of_credit lineOfCredit | Dec. 31, 2023 USD ($)
Line of Credit Facility [Line Items] |  |  |
Maximum borrowing capacity | $ 9,900 | $ 9,900 |
Primary committed lines of credit | lineOfCredit |  | 7 |
Maximum ratio of indebtedness to total capitalization (as a percent) | 65.00% | 65.00% |
Uncommitted letters of credit outstanding | $ 512 | $ 512 |
6.875% Junior Subordinated Notes, Due October 1, 2054 |  |  |
Line of Credit Facility [Line Items] |  |  |
Debt amount | $ 600 | $ 600 |
Stated rate of debt (as a percent) | 6.875% | 6.875% |
Proceeds from debt issuance | $ 593 |  |
Unamortized debt issuance costs and discounts | $ 7 | $ 7 |
Debt instrument, interest rate, period (in years) | 5 years | 5 years |
Number of days before interest rate period | day | 2 | 2 |
6.875% Junior Subordinated Notes, Due October 1, 2054 | Redemption period one |  |  |
Line of Credit Facility [Line Items] |  |  |
Debt instrument, redemption price, percentage of principal amount redeemed (in percent) | 100.00% |  |
6.875% Junior Subordinated Notes, Due October 1, 2054 | Redemption period two |  |  |
Line of Credit Facility [Line Items] |  |  |
Debt instrument, redemption price, percentage of principal amount redeemed (in percent) | 100.00% |  |
6.875% Junior Subordinated Notes, Due October 1, 2054 | Redemption period three |  |  |
Line of Credit Facility [Line Items] |  |  |
Debt instrument, redemption price, percentage of principal amount redeemed (in percent) | 102.00% |  |
6.875% Junior Subordinated Notes, Due October 1, 2054 | Five-Year US Treasury Rate |  |  |
Line of Credit Facility [Line Items] |  |  |
Variable percentage rate (in percent) | 2.789% |  |
Other Long-Term Debt, 4.125% Junior Subordinated Notes Due 2052 |  |  |
Line of Credit Facility [Line Items] |  |  |
Stated rate of debt (as a percent) | 4.125% | 4.125% |
Other Long-Term Debt, 5.75% Junior Subordinated Notes Due 2079 |  |  |
Line of Credit Facility [Line Items] |  |  |
Stated rate of debt (as a percent) | 5.75% | 5.75% |
Foreign Unsecured Line of Credit |  |  |
Line of Credit Facility [Line Items] |  |  |
Maximum borrowing capacity | $ 200 | $ 200 |
Line of credit, amount outstanding | 30 | 30 |
SDG&E |  |  |
Line of Credit Facility [Line Items] |  |  |
Maximum borrowing capacity | $ 1,500 | $ 1,500 |
Maximum ratio of indebtedness to total capitalization (as a percent) | 65.00% | 65.00% |
SDG&E | Secured Debt | Five Point Five Five Percent First Mortgage Bonds Due April 15, 2054 |  |  |
Line of Credit Facility [Line Items] |  |  |
Debt amount | $ 600 | $ 600 |
Stated rate of debt (as a percent) | 5.55% | 5.55% |
Proceeds from debt issuance | $ 587 |  |
Unamortized debt issuance costs and discounts | 13 | $ 13 |
SoCalGas |  |  |
Line of Credit Facility [Line Items] |  |  |
Maximum borrowing capacity | $ 1,200 | $ 1,200 |
Maximum ratio of indebtedness to total capitalization (as a percent) | 65.00% | 65.00% |
SoCalGas | Secured Debt | Five Point Six Percent First Mortgage Bonds, Due April 1, 2054 |  |  |
Line of Credit Facility [Line Items] |  |  |
Debt amount | $ 500 | $ 500 |
Stated rate of debt (as a percent) | 5.60% | 5.60% |
Proceeds from debt issuance | $ 491 |  |
Unamortized debt issuance costs and discounts | $ 9 | $ 9 |
SI Partners |  |  |
Line of Credit Facility [Line Items] |  |  |
Maximum adjustment EBITDA allowed | 5.25 | 5.25 |
SI Partners and IEnova |  |  |
Line of Credit Facility [Line Items] |  |  |
Number of lines of credit | line_of_credit | 3 | 3 |
SI Partners and IEnova | IEnova Committed Line Of Credit Due 2024 | Interbank Equilibrium Interest Rate |  |  |
Line of Credit Facility [Line Items] |  |  |
Variable percentage rate (in percent) |  | 1.05% |
SI Partners and IEnova | IEnova Committed Line Of Credit Due 2024 | Secured Overnight Financing Rate (SOFR) |  |  |
Line of Credit Facility [Line Items] |  |  |
Variable percentage rate (in percent) |  | 1.15% |
Sempra Infrastructure | Loan Agreement To Finance Natural Gas Liquefaction Export Facility |  |  |
Line of Credit Facility [Line Items] |  |  |
Maximum borrowing capacity | $ 1,300 | $ 1,300 |
Term of debt instrument (in years) |  | 5 years |
Number of banks in syndicate | bank | 7 | 7 |
Debt outstanding | $ 926 | $ 926 | $ 832
Weighted average interest rate (as a percent) | 8.27% | 8.27% | 8.31%
IEnova | ECA LNG JV |  |  |
Line of Credit Facility [Line Items] |  |  |
Ownership percentage in consolidated entity (in percentage) |  | 83.40% |
Subsidiary of TOTAL SE | ECA LNG JV |  |  |
Line of Credit Facility [Line Items] |  |  |
Ownership percentage in consolidated entity (in percentage) |  | 16.60% |
Port Arthur LNG | Loan Agreement To Finance The Cost Of Development And Construction Of The PA LNG Phase 1 Project |  |  |
Line of Credit Facility [Line Items] |  |  |
Debt outstanding | $ 273 | $ 273 | $ 258
Weighted average interest rate (as a percent) | 5.33% | 5.33% | 5.81%
Port Arthur LNG | Domestic Line of Credit | Loan Agreement To Finance The Cost Of Development And Construction Of The PA LNG Phase 1 Project |  |  |
Line of Credit Facility [Line Items] |  |  |
Maximum borrowing capacity | $ 6,800 | $ 6,800 |
Term of debt instrument (in years) |  | 7 years |

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