Preferred Equity and Noncontrolling Interests (Schedule of Noncontrolling Interests) (Details) - USD ($) $ in Thousands	1 Months Ended	6 Months Ended	12 Months Ended
	May 31, 2022	Jun. 30, 2025	Dec. 31, 2025	Dec. 31, 2024
Entergy Arkansas [Member]
Equity, Attributable to Noncontrolling Interest			$ 10,818	$ 15,168
Entergy Arkansas [Member] | AR Searcy Partnership, LLC [Member]
Equity, Attributable to Noncontrolling Interest			10,818	15,168
Entergy Louisiana [Member]
LURC's percentage of annual dividends	1.00%
Entergy Louisiana's percentage of annual dividends	99.00%	99.00%
Equity, Attributable to Noncontrolling Interest			$ 40,207	42,706
Entergy Louisiana [Member] | Restoration Law Trust I [Member]
LURC's percentage of annual dividends			1.00%
Entergy Louisiana's percentage of annual dividends			99.00%
Equity, Attributable to Noncontrolling Interest			$ 27,103	28,826
Entergy Louisiana [Member] | Restoration Law Trust II [Member]
LURC's percentage of annual dividends			1.00%
Entergy Louisiana's percentage of annual dividends			99.00%
Equity, Attributable to Noncontrolling Interest			$ 13,104	13,880
Entergy Mississippi [Member]
Equity, Attributable to Noncontrolling Interest			5,066	8,202
Entergy Mississippi [Member] | MS Sunflower Partnership, LLC [Member]
Equity, Attributable to Noncontrolling Interest			$ 5,066	$ 8,202