Consolidated Statements Of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	$ 1,773,328	$ 1,061,184	$ 2,362,310
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax	(45,775)	205,229	29,294
Other Comprehensive Income (Loss), Net of Tax, Total	(45,775)	205,229	29,294
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest, Total	1,727,553	1,266,413	2,391,604
Preferred dividend requirements of subsidiaries and net income (loss) attributable to noncontrolling interests	15,056	5,594	5,774
Comprehensive Income (Loss), Net of Tax, Attributable to Parent, Total	1,712,497	1,260,819	2,385,830
Entergy Louisiana [Member]
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	1,112,900	890,771	1,273,370
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax	(19,742)	(1,140)	(572)
Other Comprehensive Income (Loss), Net of Tax, Total	(19,742)	(1,140)	(572)
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest, Total	1,093,158	889,631	1,272,798
Net Income (Loss) Attributable to Noncontrolling Interest	2,952	3,126	2,988
Comprehensive Income (Loss), Net of Tax, Attributable to Parent, Total	$ 1,090,206	$ 886,505	$ 1,269,810