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Long-Term Investments (Schedule Of Long Term Investments) (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2023
Long-Term Investments [Line Items] |  |  |  |
Total Long-Term Investments |  | $ 624 |  | $ 295
Distributions from Equity Method Investments |  | 8 | $ 17 |
Public Service Electric and Gas Company |  |  |  |
Long-Term Investments [Line Items] |  |  |  |
Total Long-Term Investments |  | 143 |  | 117
Life Insurance And Supplemental Benefits [Member] | Public Service Electric and Gas Company |  |  |  |
Long-Term Investments [Line Items] |  |  |  |
Total Long-Term Investments |  | 81 |  | 77
Solar Loan Investment [Member] | Public Service Electric and Gas Company |  |  |  |
Long-Term Investments [Line Items] |  |  |  |
Total Long-Term Investments |  | 62 |  | 40
Partnerships And Corporate Joint Ventures [Member] |  |  |  |
Long-Term Investments [Line Items] |  |  |  |
Total Long-Term Investments | [1] | 306 |  | 17
Leases [Member] |  |  |  |
Long-Term Investments [Line Items] |  |  |  |
Total Long-Term Investments |  | $ 175 |  | $ 161
[1] | During the year ended December 31, 2023, there were no dividends from these investments. During the years ended December 31, 2022 and 2021, dividends from these investments were $8 million and $17 million, respectively. See Note 3. Asset Dispositions and Impairments for information regarding the sales of our ownership interest in the Ocean Wind 1 project and Kalaeloa.

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