Rate And Regulatory Matters (Schedule of Deferred Fuel Costs) (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Deferred Fuel Cost, Noncurrent	$ 172,201	$ 172,201
Entergy Arkansas [Member]
Deferred Fuel Cost - Net Asset (Liability)	(45,200)	(88,300)
Entergy Louisiana [Member]
Deferred Fuel Cost - Net Asset (Liability)	163,400	192,900
Deferred Fuel Cost, Noncurrent	168,122	168,122
Entergy Mississippi [Member]
Deferred Fuel Cost - Net Asset (Liability)	(126,300)	(130,600)
Entergy New Orleans [Member]
Deferred Fuel Cost - Net Asset (Liability)	8,000	10,200
Deferred Fuel Cost, Noncurrent	4,080	4,080
Entergy New Orleans [Member] | Disposal Group, Held-for-Sale, Not Discontinued Operations [Member] | Entergy New Orleans natural gas distribution business [Member]
Disposal Group, Assets, Deferred Fuel Cost	4,881
Entergy Texas [Member]
Deferred Fuel Cost - Net Asset (Liability)	$ (59,300)	$ 139,000