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EMPLOYEE BENEFIT PLANS - WEIGHTED-AVERAGE ASSUMPTIONS USED TO DETERMINE BENEFIT OBLIGATION (Details) | Dec. 31, 2023 | Dec. 31, 2022
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Pension Plan |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Discount rate | 5.31% | 5.63%
Interest crediting rate | 4.66% | 3.99%
Pension Plan | SDG&E |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Discount rate | 5.30% | 5.60%
Interest crediting rate | 4.66% | 3.99%
Pension Plan | SoCalGas |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Discount rate | 5.25% | 5.60%
Interest crediting rate | 4.66% | 3.99%
Pension Plan | Minimum |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Rate of compensation increase | 2.70% | 2.70%
Pension Plan | Minimum | SDG&E |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Rate of compensation increase | 3.50% | 3.50%
Pension Plan | Minimum | SoCalGas |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Rate of compensation increase | 2.70% | 2.70%
Pension Plan | Maximum |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Rate of compensation increase | 10.00% | 10.00%
Pension Plan | Maximum | SDG&E |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Rate of compensation increase | 10.00% | 10.00%
Pension Plan | Maximum | SoCalGas |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Rate of compensation increase | 10.00% | 10.00%
Other Postretirement Benefits Plan |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Discount rate | 5.34% | 5.65%
Interest crediting rate | 4.66% | 3.99%
Other Postretirement Benefits Plan | SDG&E |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Discount rate | 5.30% | 5.65%
Interest crediting rate | 4.66% | 3.99%
Other Postretirement Benefits Plan | SoCalGas |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Discount rate | 5.35% | 5.65%
Interest crediting rate | 4.66% | 3.99%
Other Postretirement Benefits Plan | Minimum |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Rate of compensation increase | 2.70% | 2.70%
Other Postretirement Benefits Plan | Minimum | SDG&E |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Rate of compensation increase | 3.50% | 3.50%
Other Postretirement Benefits Plan | Minimum | SoCalGas |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Rate of compensation increase | 2.70% | 2.70%
Other Postretirement Benefits Plan | Maximum |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Rate of compensation increase | 10.00% | 10.00%
Other Postretirement Benefits Plan | Maximum | SDG&E |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Rate of compensation increase | 10.00% | 10.00%
Other Postretirement Benefits Plan | Maximum | SoCalGas |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Rate of compensation increase | 10.00% | 10.00%

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- Definition Weighted average rate for present value of future retirement benefits cash flows, used to determine benefit obligation of defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (k)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 + Details
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- Definition Weighted average rate increase of compensation, used to determine benefit obligation of defined benefit plan. Plan includes, but is not limited to, pay-related defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (k)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 + Details
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