COMMITMENTS AND CONTINGENCIES - LEASE INFORMATION NARRATIVE (Details) - SDG&E - Purchased-Power Contracts $ in Millions	3 Months Ended
	Mar. 31, 2024 USD ($) agreement
Lessee, Lease, Description [Line Items]
Number of purchased-power contracts | agreement	6
Lease not yet commenced, remainder of year	$ 27
Lease not yet commenced, year one	59
Lease not yet commenced, year two	80
Lease not yet commenced, year three	82
Lease not yet commenced, year four	82
Lease not yet commenced, thereafter	$ 834