Rate And Regulatory Matters (Fuel And Purchased Power Cost Recovery) (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Deferred Fuel Cost Non Current	$ 240,953	$ 240,422
Entergy Arkansas [Member]
Deferred Fuel Cost - Net Asset	177,600	15,200
Deferred Fuel Cost Non Current	68,751	68,220
Entergy Louisiana [Member]
Deferred Fuel Cost - Net Asset	213,500	170,400
Deferred Fuel Cost Non Current	168,122	168,122
Entergy Mississippi [Member]
Deferred Fuel Cost - Net Asset	121,900
Deferred Fuel Cost - Net Liability		(14,700)
Entergy New Orleans [Member]
Deferred Fuel Cost - Net Asset		6,200
Deferred Fuel Cost - Net Liability	(3,500)
Deferred Fuel Cost Non Current	4,080	4,080
Entergy Texas [Member]
Deferred Fuel Cost - Net Asset	$ 48,300
Deferred Fuel Cost - Net Liability		$ (85,400)