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EMPLOYEE BENEFIT PLANS - WEIGHTED-AVERAGE ASSUMPTIONS USED TO DETERMINE NET PERIODIC BENEFIT COST (Details) | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Pension Plan |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Discount rate | 5.31% | 5.63% | 3.04%
Expected return on plan assets | 6.56% | 6.48% | 6.27%
Interest crediting rate | 4.66% | 3.99% | 1.94%
Pension Plan | SDG&E |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Discount rate | 5.30% | 5.60% | 2.99%
Expected return on plan assets | 6.25% | 6.00% | 5.50%
Interest crediting rate | 4.66% | 3.99% | 1.94%
Pension Plan | SoCalGas |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Discount rate | 5.25% | 5.60% | 3.04%
Expected return on plan assets | 6.75% | 6.75% | 6.75%
Interest crediting rate | 4.66% | 3.99% | 1.94%
Pension Plan | Minimum |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Rate of compensation increase | 2.70% | 2.70% | 2.70%
Pension Plan | Minimum | SDG&E |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Rate of compensation increase | 3.50% | 3.50% | 3.50%
Pension Plan | Minimum | SoCalGas |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Rate of compensation increase | 2.70% | 2.70% | 2.70%
Pension Plan | Maximum |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Rate of compensation increase | 10.00% | 10.00% | 10.00%
Pension Plan | Maximum | SDG&E |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Rate of compensation increase | 10.00% | 10.00% | 10.00%
Pension Plan | Maximum | SoCalGas |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Rate of compensation increase | 10.00% | 10.00% | 10.00%
Other Postretirement Benefits Plan |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Discount rate | 5.34% | 5.65% | 3.04%
Expected return on plan assets | 5.90% | 5.51% | 4.77%
Interest crediting rate | 4.66% | 3.99% | 1.94%
Other Postretirement Benefits Plan | SDG&E |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Discount rate | 5.30% | 5.65% | 3.05%
Expected return on plan assets | 5.88% | 5.52% | 4.80%
Interest crediting rate | 4.66% | 3.99% | 1.94%
Other Postretirement Benefits Plan | SoCalGas |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Discount rate | 5.35% | 5.65% | 3.05%
Expected return on plan assets | 5.86% | 5.47% | 4.71%
Interest crediting rate | 4.66% | 3.99% | 1.94%
Other Postretirement Benefits Plan | Minimum |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Rate of compensation increase | 2.70% | 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% | 3.50%
Other Postretirement Benefits Plan | Minimum | SoCalGas |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Rate of compensation increase | 2.70% | 2.70% | 2.70%
Other Postretirement Benefits Plan | Maximum |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Rate of compensation increase | 10.00% | 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% | 10.00%
Other Postretirement Benefits Plan | Maximum | SoCalGas |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Rate of compensation increase | 10.00% | 10.00% | 10.00%

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- Definition Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Interest Crediting Rate + References No definition available. + Details
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- Definition Weighted average rate for present value of future retirement benefits cash flows, used to determine net periodic benefit cost 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 of return on plan assets, reflecting average rate of earnings expected on existing plan assets and expected contributions, used to determine net periodic benefit cost 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 8 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-8 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (k)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + Details
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- Definition Weighted average rate of compensation increase used to determine net periodic benefit cost 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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