Long-Term Investments - Schedule Of Long Term Investments (Details) - USD ($) $ in Millions		Dec. 31, 2025	Dec. 31, 2024
Long-Term Investments [Line Items]
Total Long-Term Investments		$ 372	$ 263
Leases [Member]
Long-Term Investments [Line Items]
Total Long-Term Investments		138	150
Partnerships And Corporate Joint Ventures [Member]
Long-Term Investments [Line Items]
Total Long-Term Investments	[1]	26	21
Other [Member]
Long-Term Investments [Line Items]
Total Long-Term Investments		9	2
Public Service Electric and Gas Company [Member]
Long-Term Investments [Line Items]
Total Long-Term Investments		199	90
Public Service Electric and Gas Company [Member] | CEF-EE II On-Bill Repayment (OBR) Program (A) [Member]
Long-Term Investments [Line Items]
Total Long-Term Investments	[2]	131	0
Public Service Electric and Gas Company [Member] | Life Insurance And Supplemental Benefits [Member]
Long-Term Investments [Line Items]
Total Long-Term Investments		59	67
Public Service Electric and Gas Company [Member] | Solar Loan Investment [Member]
Long-Term Investments [Line Items]
Total Long-Term Investments		$ 9	$ 23

[1] During the years ended December 31, 2025, 2024, and 2023 there were no dividends from these investments.

[2] As part of the CEF–EE II OBR program, PSE&G provides funding to customers to upgrade equipment to increase energy efficiency. See Note 8. Financing Receivables for more information on the OBR program.