Consolidated Statements Of Comprehensive Income (Parenthetical) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Tax	$ (4,408)	$ (5,343)	$ (16,945)	$ 14,547
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, Tax	4,697	6,760	24,487	13,086
Other Comprehensive Income (Loss), Securities, Available-for-sale, Tax	(1,513)	1,303	18,042	17,472
Entergy Louisiana [Member]
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, Tax	$ (282)	$ (342)	$ 2,724	$ (1,026)