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Income Taxes (Deferred Income Tax) (Details) - USD ($) $ in Millions | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Income Taxes [Line Items] |  |
Regulatory Liability Excess Deferred Tax | $ 339 | $ 390
OPEB | 58 | 74
Deferred Tax Asset, CAMT | 44 | 0
Deferred Tax Asset, Bad Debt | 57 | 66
Deferred Tax Asset, Operating Leases | 42 | 42
Other | 129 | 379
Total Noncurrent Assets | 669 | 951
Plant-Related Items | 4,850 | 4,663
New Jersey Corporate Business Tax | 1,284 | 1,009
Leasing Activities | 35 | 99
Pension Costs | 189 | 164
Deferred Tax Liabilities, Operating Leases | 38 | 37
AROs and NDT Fund | 250 | 161
Taxes Recoverable Through Future Rate (net) | 201 | 149
Deferred Tax Liabilities, Other | 430 | 324
Total Noncurrent Liabilities | 7,277 | 6,606
Net Deferred Income Tax Liabilities | 6,608 | 5,655
Accumulated Deferred Investment Tax Credit | 63 | 70
Net Total Noncurrent Deferred Income Taxes and ITC | 6,671 | 5,725
Public Service Electric and Gas Company |  |
Income Taxes [Line Items] |  |
Regulatory Liability Excess Deferred Tax | 339 | 390
OPEB | 28 | 42
Deferred Tax Asset, CAMT | 106 | 0
Deferred Tax Asset, Bad Debt | 57 | 66
Deferred Tax Asset, Operating Leases | 22 | 19
Other | 60 | 56
Total Noncurrent Assets | 612 | 573
Plant-Related Items | 4,396 | 4,174
New Jersey Corporate Business Tax | 1,160 | 1,011
Conservation Costs | 88 | 81
Pension Costs | 198 | 195
Deferred Tax Liabilities, Operating Leases | 21 | 18
Taxes Recoverable Through Future Rate (net) | 201 | 149
Deferred Tax Liabilities, Other | 297 | 223
Total Noncurrent Liabilities | 6,361 | 5,851
Net Deferred Income Tax Liabilities | 5,749 | 5,278
Accumulated Deferred Investment Tax Credit | 64 | 70
Net Total Noncurrent Deferred Income Taxes and ITC | $ 5,813 | $ 5,348

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