Consolidated Statements Of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Net income	$ 279,593	$ 339,145
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, after Tax	24	(29,580)
Other comprehensive income (loss)
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, after Tax	8,328	22,967
Net unrealized investment gains	(12,402)	(44,687)
Other comprehensive income (loss)	(4,050)	(51,300)
Total comprehensive income	275,543	287,845
Net Income (Loss) Attributable to Noncontrolling Interest, Preferred Unit Holders	3,193	4,580
Comprehensive Income Attributable to Entergy Corporation	272,350	283,265
Entergy Louisiana [Member]
Net income	150,860	166,626
Other comprehensive income (loss)
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, after Tax	(613)	(407)
Other comprehensive income (loss)	(613)	(407)
Total comprehensive income	150,247	166,219
Entergy Arkansas [Member]
Net income	65,567	93,037
Other comprehensive income (loss)
Net Income (Loss) Attributable to Noncontrolling Interest, Preferred Unit Holders	(1,387)	0
System Energy [Member]
Net income	$ 31,432	$ 23,864