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PLAN DESCRIPTION AND RELATED INFORMATION - International Equity Fund Target Allocations (Details) - Southern California Gas Company Retirement Savings Plan 002 | Dec. 31, 2025 | Dec. 31, 2024
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Investment, Identifier [Axis]: AllianceBernstein U.S. Small & Mid Cap Value Collective Investment Trust |  |
EBP, Description of Plan [Line Items] |  |
EBP, investment fund, target allocation | 31.50% | 31.50%
Investment, Identifier [Axis]: FIAM Select Emerging Market Equity Commingled Pool |  |
EBP, Description of Plan [Line Items] |  |
EBP, investment fund, target allocation | 24.20% | 23.20%
Investment, Identifier [Axis]: FIAM Select International Small Cap Commingled Pool |  |
EBP, Description of Plan [Line Items] |  |
EBP, investment fund, target allocation | 13.30% | 13.10%
Investment, Identifier [Axis]: Loomis Sayles Small/Mid Cap Growth Trust |  |
EBP, Description of Plan [Line Items] |  |
EBP, investment fund, target allocation | 31.50% | 31.50%
Investment, Identifier [Axis]: MetWest Total Return Bond Fund |  |
EBP, Description of Plan [Line Items] |  |
EBP, investment fund, target allocation | 95.00% | 95.00%
Investment, Identifier [Axis]: Schroder International Equity Trust |  |
EBP, Description of Plan [Line Items] |  |
EBP, investment fund, target allocation | 57.50% | 58.70%
Investment, Identifier [Axis]: State Street All Cap Equity ex-U.S. Index Non-Lending Fund |  |
EBP, Description of Plan [Line Items] |  |
EBP, investment fund, target allocation | 5.00% | 5.00%
Investment, Identifier [Axis]: State Street Russell Small/Mid Cap Index Non-Lending Series Fund |  |
EBP, Description of Plan [Line Items] |  |
EBP, investment fund, target allocation | 5.00% | 5.00%
Investment, Identifier [Axis]: T. Rowe Price Institutional Small-Cap Stock Fund |  |
EBP, Description of Plan [Line Items] |  |
EBP, investment fund, target allocation | 32.00% | 32.00%
Investment, Identifier [Axis]: Vanguard Total Bond Market Index |  |
EBP, Description of Plan [Line Items] |  |
EBP, investment fund, target allocation | 5.00% | 5.00%

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- 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 Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 962 -SubTopic 205 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478416/962-205-50-1 + Details
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