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CONDENSED BALANCE SHEETS - SoCalGas (Parentheticals) - shares | Jun. 30, 2023 | Dec. 31, 2022
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Stockholders' Equity Attributable to Parent [Abstract] |  |
Preferred stock, shares authorized (in shares) | 50,000,000 | 50,000,000
Common stock, shares authorized (in shares) | 1,125,000,000 | 1,125,000,000
Common stock, shares outstanding (in shares) | 315,000,000 | 314,000,000
Southern California Gas Company |  |
Stockholders' Equity Attributable to Parent [Abstract] |  |
Preferred stock, shares authorized (in shares) | 11,000,000 | 11,000,000
Preferred stock, shares outstanding (in shares) | 1,000,000 | 1,000,000
Common stock, shares authorized (in shares) | 100,000,000 | 100,000,000
Common stock, shares outstanding (in shares) | 91,000,000 | 91,000,000

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