COMMITMENTS AND CONTINGENCIES - LEASE INFORMATION NARRATIVE (Details) $ in Millions	6 Months Ended
	Jun. 30, 2024 USD ($) agreement
SDG&E | Purchased-Power Contracts
Lessee, Lease, Description [Line Items]
Number of purchased-power contracts | agreement	7
Number of purchase power contracts to be commenced the remainder of the year | agreement	3
Number of purchase power contracts to be commenced in year one | agreement	3
Number of purchase power contracts to be commenced in year two | agreement	1
Future minimum lease payments due remainder of the year	$ 35
Future minimum lease payments due year one	69
Future minimum lease payments due year two	90
Future minimum lease payments due year three	92
Future minimum lease payments due year four	92
Future minimum lease payments due after year four	929
Sempra Infrastructure | Tugboat Lease Agreement
Lessee, Lease, Description [Line Items]
Future minimum lease payments due year three	10
Future minimum lease payments due year four	12
Future minimum lease payments due after year four	210
Future minimum fixed payments	$ 184