CONSOLIDATED STATEMENTS OF CASH FLOWS (Parenthetical) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Issuance costs for short-term debt	$ 1	$ 0	$ 0
Premium, discount, and issuance costs on proceeds from long-term debt	5	67	29
SB 901 securitization
Financing fees	0	0	36
AB 1054 Recovery Bonds
Financing fees	10	0	11
Convertible Notes Due 2027
Premium, discount, and issuance costs on proceeds from long-term debt	$ 0	$ 27	$ 0