REGULATORY MATTERS - COST OF CAPITAL & ENERGY EFFICIENCY (Details)		1 Months Ended	12 Months Ended				36 Months Ended
	Jan. 01, 2025	Oct. 31, 2024	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2022
2024 General Rate Case | Cost of Capital Proceeding
Public Utilities, General Disclosures [Line Items]
Approved decrease adjustment to ROE		20.00%
Return on rate base (as a percent)					50.00%
California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
CCM benchmark rate, variable rate (as a percent)							1.00%
SDG&E | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Authorized weighting, total (as a percent)				100.00%
Weighted return on rate base, total (as a percent)				7.67%	7.18%	7.55%
SDG&E | California Public Utilities Commission | Subsequent Event
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)	10.23%
SDG&E | California Public Utilities Commission | 2024 General Rate Case | Cost of Capital Proceeding
Public Utilities, General Disclosures [Line Items]
Decrease adjustment to ROE		0.42%
SDG&E | Forecast | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Weighted return on rate base, total (as a percent)			7.45%
SDG&E | Authorized weighting | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Plan percentage of capital structure allocated to debt				45.25%
SDG&E | Authorized weighting | Preferred Equity | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)				2.75%
SDG&E | Authorized weighting | Common Equity | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)				52.00%
SDG&E | Return on Rate Base | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Plan percentage of capital structure allocated to debt				4.34%	4.05%	4.59%
SDG&E | Return on Rate Base | Forecast | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Plan percentage of capital structure allocated to debt			4.34%
SDG&E | Return on Rate Base | Preferred Equity | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)				6.22%	6.22%	6.22%
SDG&E | Return on Rate Base | Preferred Equity | Forecast | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)			6.22%
SDG&E | Return on Rate Base | Common Equity | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)				10.65%	9.95%	10.20%
SDG&E | Return on Rate Base | Common Equity | Forecast | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)			10.23%
SDG&E | Weighted Return on Rate Base | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Plan percentage of capital structure allocated to debt				1.96%	1.83%	2.08%
SDG&E | Weighted Return on Rate Base | Forecast | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Plan percentage of capital structure allocated to debt			1.96%
SDG&E | Weighted Return on Rate Base | Preferred Equity | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)				0.17%	0.17%	0.17%
SDG&E | Weighted Return on Rate Base | Preferred Equity | Forecast | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)			0.17%
SDG&E | Weighted Return on Rate Base | Common Equity | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)				5.54%	5.17%	5.30%
SDG&E | Weighted Return on Rate Base | Common Equity | Forecast | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)			5.32%
SoCalGas | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Authorized weighting, total (as a percent)				100.00%
Weighted return on rate base, total (as a percent)				7.67%	7.10%	7.30%
SoCalGas | California Public Utilities Commission | Subsequent Event
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)	10.08%
SoCalGas | California Public Utilities Commission | 2024 General Rate Case | Cost of Capital Proceeding
Public Utilities, General Disclosures [Line Items]
Decrease adjustment to ROE		0.42%
SoCalGas | Forecast | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Weighted return on rate base, total (as a percent)			7.49%
SoCalGas | Authorized weighting | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Plan percentage of capital structure allocated to debt				45.60%
SoCalGas | Authorized weighting | Preferred Equity | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)				2.40%
SoCalGas | Authorized weighting | Common Equity | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)				52.00%
SoCalGas | Return on Rate Base | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Plan percentage of capital structure allocated to debt				4.54%	4.07%	4.23%
SoCalGas | Return on Rate Base | Forecast | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Plan percentage of capital structure allocated to debt			4.63%
SoCalGas | Return on Rate Base | Preferred Equity | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)				6.00%	6.00%	6.00%
SoCalGas | Return on Rate Base | Preferred Equity | Forecast | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)			6.00%
SoCalGas | Return on Rate Base | Common Equity | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)				10.50%	9.80%	10.05%
SoCalGas | Return on Rate Base | Common Equity | Forecast | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)			10.08%
SoCalGas | Weighted Return on Rate Base | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Plan percentage of capital structure allocated to debt				2.07%	1.86%	1.93%
SoCalGas | Weighted Return on Rate Base | Forecast | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Plan percentage of capital structure allocated to debt			2.11%
SoCalGas | Weighted Return on Rate Base | Preferred Equity | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)				0.14%	0.14%	0.14%
SoCalGas | Weighted Return on Rate Base | Preferred Equity | Forecast | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)			0.14%
SoCalGas | Weighted Return on Rate Base | Common Equity | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)				5.46%	5.10%	5.23%
SoCalGas | Weighted Return on Rate Base | Common Equity | Forecast | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)			5.24%