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Income Taxes Income Taxes (Reduction to Regulatory Liability Due to Return of Unprotected Excess ADIT (Details) - USD ($) | 3 Months Ended | 6 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Jun. 30, 2023 | Mar. 31, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022 | Apr. 30, 2023 | Apr. 01, 2023 | Dec. 31, 2022
Reduction to regulatory liability due to return of unprotected excess accumulated deferred income taxes | $ 0 |  | $ 16,000,000 | $ 0 | $ 33,000,000 |  |  |
Regulatory Liability For Income Taxes Net | 1,225,578,000 |  |  | 1,225,578,000 |  |  |  | $ 1,258,276,000
Entergy Arkansas [Member] |  |  |  |  |  |  |  |
Reduction to regulatory liability due to return of unprotected excess accumulated deferred income taxes | 0 |  |  | 0 |  |  |  |
State Effective Income tax Rate, Percent |  | 5.30% |  |  |  |  | 5.10% |
Regulatory Liability For Income Taxes Net | 424,591,000 |  |  | 424,591,000 |  | $ 8,000,000 |  | 435,157,000
Entergy Louisiana [Member] |  |  |  |  |  |  |  |
Reduction to regulatory liability due to return of unprotected excess accumulated deferred income taxes | 0 |  | 9,000,000 | 0 | 18,000,000 |  |  |
Regulatory charge recorded as a result of reduction in income tax expense |  | $ 103,000,000 |  |  |  |  |  |
Regulatory charge recorded as a result of reduction in income tax expense, net of tax |  | 76,000,000 |  |  |  |  |  |
Reduction to income tax expense - net of provision for uncertain tax positions |  | 133,000,000 |  |  |  |  |  |
Reduction to income tax expense - net, offset by other tax charges |  | $ 129,000,000 |  |  |  |  |  |
Regulatory Liability For Income Taxes Net | 328,105,000 |  |  | 328,105,000 |  |  |  | 337,836,000
Entergy Mississippi [Member] |  |  |  |  |  |  |  |
Reduction to regulatory liability due to return of unprotected excess accumulated deferred income taxes | 0 |  |  | 0 |  |  |  |
Regulatory Liability For Income Taxes Net | 196,612,000 |  |  | 196,612,000 |  |  |  | 202,058,000
Entergy New Orleans [Member] |  |  |  |  |  |  |  |
Reduction to regulatory liability due to return of unprotected excess accumulated deferred income taxes | 0 |  |  | 0 | 1,000,000 |  |  |
Regulatory Liability For Income Taxes Net | 42,162,000 |  |  | 42,162,000 |  |  |  | 39,738,000
Entergy Texas [Member] |  |  |  |  |  |  |  |
Reduction to regulatory liability due to return of unprotected excess accumulated deferred income taxes | 0 |  | $ 7,000,000 | 0 | $ 14,000,000 |  |  |
Regulatory Liability For Income Taxes Net | 124,742,000 |  |  | 124,742,000 |  |  |  | 132,647,000
System Energy [Member] |  |  |  |  |  |  |  |
Reduction to regulatory liability due to return of unprotected excess accumulated deferred income taxes | 0 |  |  | 0 |  |  |  |
Regulatory Liability For Income Taxes Net | $ 109,366,000 |  |  | $ 109,366,000 |  |  |  | $ 110,840,000

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