SIGNIFICANT ACCOUNTING POLICIES AND OTHER FINANCIAL DATA - REGULATED OPERATIONS (Details) - Sempra Texas Utilities	Dec. 31, 2024
Oncor Electric Delivery Company LLC
Schedule of Equity Method Investments [Line Items]
Ownership interest (as a percent)	80.25%
Sharyland Utilities, LP \| Sharyland Holdings, LP
Schedule of Equity Method Investments [Line Items]
Ownership interest (as a percent)	100.00%

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.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 323
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 323
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Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 323
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Reference 6: http://www.xbrl.org/2003/role/disclosureRef
-Topic 323
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