Long-Term Investments - Schedule Of Long Term Investments (Details) - USD ($) $ in Millions		Dec. 31, 2024	Dec. 31, 2023
Long-Term Investments [Line Items]
Total Long-Term Investments		$ 263	$ 295
Leases [Member]
Long-Term Investments [Line Items]
Total Long-Term Investments		150	161
Partnerships And Corporate Joint Ventures [Member]
Long-Term Investments [Line Items]
Total Long-Term Investments	[1]	21	17
Other [Member]
Long-Term Investments [Line Items]
Total Long-Term Investments		2	0
Public Service Electric and Gas Company [Member]
Long-Term Investments [Line Items]
Total Long-Term Investments		90	117
Public Service Electric and Gas Company [Member] | Life Insurance And Supplemental Benefits [Member]
Long-Term Investments [Line Items]
Total Long-Term Investments		67	77
Public Service Electric and Gas Company [Member] | Solar Loan Investment [Member]
Long-Term Investments [Line Items]
Total Long-Term Investments		$ 23	$ 40

[1] During the years ended December 31, 2024 and 2023, there were no dividends from these investments. During the year ended December 31, 2022, dividends from these investments were $8 million.