Equity (Schedule of Accumulated Other Comprehensive Income (Loss)) (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2024	Mar. 31, 2024	Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023	Dec. 31, 2022
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated other comprehensive income (loss)	$ 80,361				$ 80,361		$ (162,460)
Other Comprehensive Income (Loss), Net of Tax	246,489	$ (3,668)	$ (3,292)	$ 2,027	242,821	$ (1,265)
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated other comprehensive income (loss)	80,361	(166,128)	(193,019)	(189,727)	80,361	(193,019)	(162,460)	$ (191,754)
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	246,489		(3,292)		242,821	(1,265)
Other Comprehensive Income (Loss), Net of Tax	246,489		(3,292)		242,821	(1,265)
Entergy Louisiana [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated other comprehensive income (loss)	50,751				50,751		54,798
Other Comprehensive Income (Loss), Net of Tax	(2,023)	(2,024)	(1,773)	(786)	(4,047)	(2,559)
Entergy Louisiana [Member] | Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated other comprehensive income (loss)	50,751	$ 52,774	52,811	$ 54,584	50,751	52,811	$ 54,798	$ 55,370
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	(2,023)		(1,773)		(4,047)	(2,559)
Other Comprehensive Income (Loss), Net of Tax	$ (2,023)		$ (1,773)		$ (4,047)	$ (2,559)