REGULATORY MATTERS - COST OF CAPITAL & ENERGY EFFICIENCY (Details)		1 Months Ended	9 Months Ended	12 Months Ended			36 Months Ended
	Jan. 01, 2025	Oct. 31, 2024	Sep. 30, 2024	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
2024 General Rate Case | Cost of Capital Proceeding
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)			50.00%
Approved decrease adjustment to ROE		20.00%
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]
Return on rate base (as a percent)	10.23%
Authorized weighting, total (as a percent)				100.00%
Weighted return on rate base, total (as a percent)				7.45%	7.67%	7.18%
SDG&E | California Public Utilities Commission | Proposed Cost of Capital 2026-2028
Public Utilities, General Disclosures [Line Items]
Requested weighting (as a percent)				100.00%
Weighted requested return on rate base (as a percent)				7.41%
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 | 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 | California Public Utilities Commission | Proposed Cost of Capital 2026-2028
Public Utilities, General Disclosures [Line Items]
Requested debt capital structure (as a percent)				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 | Preferred Equity | California Public Utilities Commission | Proposed Cost of Capital 2026-2028
Public Utilities, General Disclosures [Line Items]
Requested return on equity (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 | Authorized weighting | Common Equity | California Public Utilities Commission | Proposed Cost of Capital 2026-2028
Public Utilities, General Disclosures [Line Items]
Requested return on equity (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%	4.34%	4.05%
SDG&E | Return on Rate Base | California Public Utilities Commission | Proposed Cost of Capital 2026-2028
Public Utilities, General Disclosures [Line Items]
Requested debt capital structure (as a percent)				4.59%
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 | California Public Utilities Commission | Proposed Cost of Capital 2026-2028
Public Utilities, General Disclosures [Line Items]
Requested return on equity (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)				10.23%	10.65%	9.95%
SDG&E | Return on Rate Base | Common Equity | California Public Utilities Commission | Proposed Cost of Capital 2026-2028
Public Utilities, General Disclosures [Line Items]
Requested return on equity (as a percent)				9.93%
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%	1.96%	1.83%
SDG&E | Weighted return on rate base | California Public Utilities Commission | Proposed Cost of Capital 2026-2028
Public Utilities, General Disclosures [Line Items]
Requested debt capital structure (as a percent)				2.08%
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 | California Public Utilities Commission | Proposed Cost of Capital 2026-2028
Public Utilities, General Disclosures [Line Items]
Requested return on equity (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)				5.32%	5.54%	5.17%
SDG&E | Weighted return on rate base | Common Equity | California Public Utilities Commission | Proposed Cost of Capital 2026-2028
Public Utilities, General Disclosures [Line Items]
Requested return on equity (as a percent)				5.16%
SoCalGas | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Return on rate base (as a percent)	10.08%
Authorized weighting, total (as a percent)				100.00%
Weighted return on rate base, total (as a percent)				7.49%	7.67%	7.10%
SoCalGas | California Public Utilities Commission | Proposed Cost of Capital 2026-2028
Public Utilities, General Disclosures [Line Items]
Requested weighting (as a percent)				100.00%
Weighted requested return on rate base (as a percent)				7.52%
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 | 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 | California Public Utilities Commission | Proposed Cost of Capital 2026-2028
Public Utilities, General Disclosures [Line Items]
Requested debt capital structure (as a percent)				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 | Preferred Equity | California Public Utilities Commission | Proposed Cost of Capital 2026-2028
Public Utilities, General Disclosures [Line Items]
Requested return on equity (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 | Authorized weighting | Common Equity | California Public Utilities Commission | Proposed Cost of Capital 2026-2028
Public Utilities, General Disclosures [Line Items]
Requested return on equity (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				4.63%	4.54%	4.07%
SoCalGas | Return on Rate Base | California Public Utilities Commission | Proposed Cost of Capital 2026-2028
Public Utilities, General Disclosures [Line Items]
Requested debt capital structure (as a percent)				5.02%
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 | California Public Utilities Commission | Proposed Cost of Capital 2026-2028
Public Utilities, General Disclosures [Line Items]
Requested return on equity (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)				10.08%	10.50%	9.80%
SoCalGas | Return on Rate Base | Common Equity | California Public Utilities Commission | Proposed Cost of Capital 2026-2028
Public Utilities, General Disclosures [Line Items]
Requested return on equity (as a percent)				9.78%
SoCalGas | Weighted return on rate base | California Public Utilities Commission
Public Utilities, General Disclosures [Line Items]
Plan percentage of capital structure allocated to debt				2.11%	2.07%	1.86%
SoCalGas | Weighted return on rate base | California Public Utilities Commission | Proposed Cost of Capital 2026-2028
Public Utilities, General Disclosures [Line Items]
Requested debt capital structure (as a percent)				2.29%
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 | California Public Utilities Commission | Proposed Cost of Capital 2026-2028
Public Utilities, General Disclosures [Line Items]
Requested return on equity (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)				5.24%	5.46%	5.10%
SoCalGas | Weighted return on rate base | Common Equity | California Public Utilities Commission | Proposed Cost of Capital 2026-2028
Public Utilities, General Disclosures [Line Items]
Requested return on equity (as a percent)				5.09%