XML 176 R129.htm IDEA: XBRL DOCUMENT
v3.25.0.1

EMPLOYEE BENEFIT PLANS - TARGET ASSET ALLOCATIONS FOR SEMPRA’S PENSION MASTER TRUST (Details) | Dec. 31, 2024
--- | ---
Return Seeking Assets | Pension Plan |
Defined Benefit Plan Disclosure [Line Items] |
Targeted plan asset allocations | 34.00%
Return Seeking Assets | Pension Plan | SDG&E |
Defined Benefit Plan Disclosure [Line Items] |
Targeted plan asset allocations | 42.00%
Return Seeking Assets | Pension Plan | SoCalGas |
Defined Benefit Plan Disclosure [Line Items] |
Targeted plan asset allocations | 49.00%
Return Seeking Assets | Other Postretirement Benefits Plan |
Defined Benefit Plan Disclosure [Line Items] |
Targeted plan asset allocations | 74.00%
Return Seeking Assets | Other Postretirement Benefits Plan | SDG&E and SoCalGas |
Defined Benefit Plan Disclosure [Line Items] |
Targeted plan asset allocations | 38.00%
Return Seeking Assets | Other Postretirement Benefits Plan | SDG&E and SoCalGas | Voluntary Employee Beneficiary Association Trust |
Defined Benefit Plan Disclosure [Line Items] |
Targeted plan asset allocations | 30.00%
Risk Mitigating Assets | Pension Plan |
Defined Benefit Plan Disclosure [Line Items] |
Targeted plan asset allocations | 66.00%
Risk Mitigating Assets | Pension Plan | SDG&E |
Defined Benefit Plan Disclosure [Line Items] |
Targeted plan asset allocations | 58.00%
Risk Mitigating Assets | Pension Plan | SoCalGas |
Defined Benefit Plan Disclosure [Line Items] |
Targeted plan asset allocations | 51.00%
Risk Mitigating Assets | Other Postretirement Benefits Plan |
Defined Benefit Plan Disclosure [Line Items] |
Targeted plan asset allocations | 26.00%
Risk Mitigating Assets | Other Postretirement Benefits Plan | SDG&E and SoCalGas |
Defined Benefit Plan Disclosure [Line Items] |
Targeted plan asset allocations | 62.00%
Risk Mitigating Assets | Other Postretirement Benefits Plan | SDG&E and SoCalGas | Voluntary Employee Beneficiary Association Trust |
Defined Benefit Plan Disclosure [Line Items] |
Targeted plan asset allocations | 70.00%

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_DefinedBenefitPlanDisclosureLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of target investment allocation to total plan assets. Includes, but is not limited to, percentage on weighted-average basis if more than one plan. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 17 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480482/715-20-55-17 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d)(i) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + Details
Name: | us-gaap_DefinedBenefitPlanPlanAssetsTargetAllocationPercentage
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=sre_ReturnSeekingAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RetirementPlanTypeAxis=us-gaap_PensionPlansDefinedBenefitMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=sre_SanDiegoGasAndElectricCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=sre_SouthernCaliforniaGasCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RetirementPlanTypeAxis=us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=sre_SanDiegoGasAndElectricCompanyAndSouthernCaliforniaGasCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | sre_OtherPostretirementBenefitsPlanTrustAxis=sre_VoluntaryEmployeeBeneficiaryAssociationTrustMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=sre_RiskMitigatingAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |