Income Taxes (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024
Regulatory Liability, Noncurrent	$ 3,425,277		$ 3,609,463
Increase (Decrease) in Regulatory Liabilities	(201,803)	$ 205,587
Income Tax Expense (Benefit)	100,041	20,994
Entergy New Orleans [Member]
Regulatory Liability, Noncurrent	248,372		260,312
Increase (Decrease) in Regulatory Liabilities	(11,514)	166,532
Income Tax Expense (Benefit)	3,739	(19,333)
Entergy Arkansas [Member]
Regulatory Liability, Noncurrent	780,511		$ 831,165
Increase (Decrease) in Regulatory Liabilities	(47,940)	21,357
Income Tax Expense (Benefit)	$ 23,002	$ (10,674)