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Income Taxes - Schedule of Effective Tax Rates (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Income Taxes [Line Items] |  |  |  |
Pre-Tax Income | $ 726 | $ 437 | $ 1,343 | $ 1,066
Tax Computed at Statutory Rate @ 21% | 152 | 92 | 282 | 224
Increase (Decrease) Attributable to Flow-Through of Certain Tax Adjustments: |  |  |  |
State Income Taxes (net of federal income tax) | 34 | 34 | 79 | 74
NDT Fund | 14 | 3 | 17 | 15
Uncertain Tax Positions | 2 | 1 | 3 | 2
GPRC-CEF-EE | (14) | (13) | (30) | (28)
Tax Credits | (1) | (104) | (3) | (106)
Estimated Annual Effective Tax Rate Interim Period Adjustment | 12 | 5 | (25) | (12)
TAC | (59) | (24) | (155) | (67)
Other | 1 | 9 | 1 | (2)
Effective Income Tax Rate Reconciliation, Other Reconciling Items, Amount, Total | (11) | (89) | (113) | (124)
Total Income Tax Expense | $ 141 | $ 3 | $ 169 | $ 100
Effective Income Tax Rate | 19.40% | 0.70% | 12.60% | 9.40%
Public Service Electric and Gas Company [Member] |  |  |  |
Income Taxes [Line Items] |  |  |  |
Pre-Tax Income | $ 365 | $ 361 | $ 955 | $ 941
Tax Computed at Statutory Rate @ 21% | 77 | 76 | 201 | 198
Increase (Decrease) Attributable to Flow-Through of Certain Tax Adjustments: |  |  |  |
State Income Taxes (net of federal income tax) | 24 | 25 | 67 | 66
Uncertain Tax Positions | 0 | 0 | 1 | 0
GPRC-CEF-EE | (14) | (13) | (30) | (28)
Tax Credits | (1) | (2) | (3) | (4)
TAC | (59) | (24) | (155) | (67)
Bad Debt Flow-Through | (2) | (4) | 2 | (6)
Other | 8 | 1 | (6) | (8)
Effective Income Tax Rate Reconciliation, Other Reconciling Items, Amount, Total | (44) | (17) | (124) | (47)
Total Income Tax Expense | $ 33 | $ 59 | $ 77 | $ 151
Effective Income Tax Rate | 9.00% | 16.30% | 8.10% | 16.00%

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