REGULATORY MATTERS - CPUC GRC Narrative (Details) $ in Millions	1 Months Ended		12 Months Ended
	Oct. 31, 2023 USD ($)	May 31, 2022 USD ($)	Dec. 31, 2025 USD ($)	Dec. 31, 2024 USD ($)	Jun. 30, 2024 request
General Rate Case [Line Items]
Number of CPUC requests | request					2
2024 GRC - 2024 Requirement | SDG&E | General Rate Case
General Rate Case [Line Items]
Requested revenue requirements		$ 3,000
Requested review and recovery of wildfire mitigation plan	$ 1,500
2024 GRC - 2024 Requirement | SDG&E | General Rate Case | Forecast
General Rate Case [Line Items]
General rate case, expected recovery of wildlife mitigation plan costs			$ 96
2024 GRC - 2024 Requirement | SDG&E | General Rate Case | Subsequent Event | Forecast
General Rate Case [Line Items]
General rate case, expected recovery of wildlife mitigation plan costs				$ 194
2024 GRC - 2024 Requirement | SDG&E | General Rate Case | Minimum
General Rate Case [Line Items]
Estimate of annual increases		8.00%
2024 GRC - 2024 Requirement | SDG&E | General Rate Case | Maximum
General Rate Case [Line Items]
Estimate of annual increases		11.00%
2024 GRC - 2024 Requirement | SoCalGas | General Rate Case
General Rate Case [Line Items]
Requested revenue requirements		$ 4,400
2024 GRC - 2024 Requirement | SoCalGas | General Rate Case | Minimum
General Rate Case [Line Items]
Estimate of annual increases		6.00%
2024 GRC - 2024 Requirement | SoCalGas | General Rate Case | Maximum
General Rate Case [Line Items]
Estimate of annual increases		8.00%