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CONDENSED STATEMENTS OF CHANGES IN SHAREHOLDERS’ EQUITY - SoCalGas (Parenthetical) - $ / shares | 3 Months Ended
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Mar. 31, 2025 | Mar. 31, 2024
SoCalGas |  |
Dividends declared per share of preferred stock (in dollars per share) | $ 0.38 | $ 0.38

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- Definition Aggregate dividends declared during the period for each share of preferred stock outstanding. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | duration

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