REGULATORY MATTERS - COST OF CAPITAL & ENERGY EFFICIENCY (Details) - California Public Utilities Commission	12 Months Ended	24 Months Ended	36 Months Ended
	Sep. 30, 2023	Dec. 31, 2025	Dec. 31, 2025	Dec. 31, 2022
Public Utilities, General Disclosures [Line Items]
CCM benchmark rate, variable rate (as a percent)				1.00%
SDG&E
Public Utilities, General Disclosures [Line Items]
Plan percentage of capital structure allocated to debt	5.777%
Authorized weighting, total (as a percent)				100.00%
Weighted return on rate base, total (as a percent)				7.55%
CCM benchmark rate (as a percent)	4.367%
SDG&E | Forecast
Public Utilities, General Disclosures [Line Items]
Authorized weighting, total (as a percent)		100.00%	100.00%
Weighted return on rate base, total (as a percent)		7.67%	7.18%
SDG&E | Authorized weighting
Public Utilities, General Disclosures [Line Items]
Plan percentage of capital structure allocated to debt				45.25%
SDG&E | Authorized weighting | Forecast
Public Utilities, General Disclosures [Line Items]
Plan percentage of capital structure allocated to debt		45.25%	45.25%
SDG&E | Authorized weighting | Preferred Equity
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)				2.75%
SDG&E | Authorized weighting | Preferred Equity | Forecast
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)		2.75%	2.75%
SDG&E | Authorized weighting | Common Equity
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)				52.00%
SDG&E | Authorized weighting | Common Equity | Forecast
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)		52.00%	52.00%
SDG&E | Return on Rate Base
Public Utilities, General Disclosures [Line Items]
Plan percentage of capital structure allocated to debt				4.59%
SDG&E | Return on Rate Base | Forecast
Public Utilities, General Disclosures [Line Items]
Plan percentage of capital structure allocated to debt		4.34%	4.05%
SDG&E | Return on Rate Base | Preferred Equity
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)				6.22%
SDG&E | Return on Rate Base | Preferred Equity | Forecast
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)		6.22%	6.22%
SDG&E | Return on Rate Base | Common Equity
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)				10.20%
SDG&E | Return on Rate Base | Common Equity | Forecast
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)		10.65%	9.95%
SDG&E | Weighted Return on Rate Base
Public Utilities, General Disclosures [Line Items]
Plan percentage of capital structure allocated to debt				2.08%
SDG&E | Weighted Return on Rate Base | Forecast
Public Utilities, General Disclosures [Line Items]
Plan percentage of capital structure allocated to debt		1.96%	1.83%
SDG&E | Weighted Return on Rate Base | Preferred Equity
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)				0.17%
SDG&E | Weighted Return on Rate Base | Preferred Equity | Forecast
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)		0.17%	0.17%
SDG&E | Weighted Return on Rate Base | Common Equity
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)				5.30%
SDG&E | Weighted Return on Rate Base | Common Equity | Forecast
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)		5.54%	5.17%
SoCalGas
Public Utilities, General Disclosures [Line Items]
Plan percentage of capital structure allocated to debt	5.472%
Authorized weighting, total (as a percent)				100.00%
Weighted return on rate base, total (as a percent)				7.30%
CCM benchmark rate (as a percent)	4.074%
SoCalGas | Forecast
Public Utilities, General Disclosures [Line Items]
Authorized weighting, total (as a percent)		100.00%	100.00%
Weighted return on rate base, total (as a percent)		7.67%	7.10%
SoCalGas | Authorized weighting
Public Utilities, General Disclosures [Line Items]
Plan percentage of capital structure allocated to debt				45.60%
SoCalGas | Authorized weighting | Forecast
Public Utilities, General Disclosures [Line Items]
Plan percentage of capital structure allocated to debt		45.60%	45.60%
SoCalGas | Authorized weighting | Preferred Equity
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)				2.40%
SoCalGas | Authorized weighting | Preferred Equity | Forecast
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)		2.40%	2.40%
SoCalGas | Authorized weighting | Common Equity
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)				52.00%
SoCalGas | Authorized weighting | Common Equity | Forecast
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)		52.00%	52.00%
SoCalGas | Return on Rate Base
Public Utilities, General Disclosures [Line Items]
Plan percentage of capital structure allocated to debt				4.23%
SoCalGas | Return on Rate Base | Forecast
Public Utilities, General Disclosures [Line Items]
Plan percentage of capital structure allocated to debt		4.54%	4.07%
SoCalGas | Return on Rate Base | Preferred Equity
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)				6.00%
SoCalGas | Return on Rate Base | Preferred Equity | Forecast
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)		6.00%	6.00%
SoCalGas | Return on Rate Base | Common Equity
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)				10.05%
SoCalGas | Return on Rate Base | Common Equity | Forecast
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)		10.50%	9.80%
SoCalGas | Weighted Return on Rate Base
Public Utilities, General Disclosures [Line Items]
Plan percentage of capital structure allocated to debt				1.93%
SoCalGas | Weighted Return on Rate Base | Forecast
Public Utilities, General Disclosures [Line Items]
Plan percentage of capital structure allocated to debt		2.07%	1.86%
SoCalGas | Weighted Return on Rate Base | Preferred Equity
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)				0.14%
SoCalGas | Weighted Return on Rate Base | Preferred Equity | Forecast
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)		0.14%	0.14%
SoCalGas | Weighted Return on Rate Base | Common Equity
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)				5.23%
SoCalGas | Weighted Return on Rate Base | Common Equity | Forecast
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)		5.46%	5.10%