Equity (Schedule of Reclassification out of Accumulated Other Comprehensive Income) (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
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Other Nonoperating Income (Expense)	$ (342,549)		$ (48,544)		$ (393,294)	$ (102,997)
Income Tax Expense (Benefit)	(33,634)		(134,796)		(54,627)	(55,821)
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, after Tax	(246,489)		3,292		(242,821)	1,265
Consolidated net income	51,732	$ 76,536	392,014	$ 312,299	128,268	704,312
Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	(246,489)		3,292		(242,821)	1,265
Reclassification out of Accumulated Other Comprehensive Income [Member] | Net Periodic Pension And Other Postretirement Benefit Costs [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Defined Benefit Plan, Amortization of Prior Service Cost (Credit)	3,473		3,398		6,946	6,795
Defined Benefit Plan, Amortization of Gain (Loss)	1,641		1,633		3,037	3,295
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement	(316,974)		(674)		(316,974)	(8,490)
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, before Tax	(311,860)		4,357		(306,991)	1,600
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, Tax	(65,371)		1,065		(64,170)	335
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, after Tax	(246,489)		3,292		(242,821)	1,265
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	(246,489)		3,292		(242,821)	1,265
Entergy Louisiana [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Other Nonoperating Income (Expense)	(20,646)		(42,583)		(67,821)	(90,668)
Income Tax Expense (Benefit)	(20,750)		(68,561)		(59,674)	42,268
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, after Tax	2,023		1,773		4,047	2,559
Consolidated net income	131,114	$ 182,723	263,260	$ 244,024	313,837	507,284
Entergy Louisiana [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member] | Net Periodic Pension And Other Postretirement Benefit Costs [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Defined Benefit Plan, Amortization of Prior Service Cost (Credit)	1,136		951		2,272	1,902
Defined Benefit Plan, Amortization of Gain (Loss)	1,632		1,564		3,266	3,129
Defined Benefit Plan, Accumulated Benefit Obligation, (Increase) Decrease for Settlement and Curtailment	0		(89)		0	(1,529)
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, before Tax	2,768		2,426		5,538	3,502
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, Tax	745		653		1,491	943
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, after Tax	2,023		1,773		4,047	2,559
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	2,023		1,773		4,047	2,559
Entergy Louisiana [Member] | Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	$ 2,023		$ 1,773		$ 4,047	$ 2,559