EQUITY (Entergy Corporation and Entergy Louisiana) (Narrative) (Details) - USD ($) $ / shares in Units, $ in Thousands		1 Months Ended								3 Months Ended		9 Months Ended
	Oct. 30, 2026	Sep. 30, 2026	Jun. 30, 2026	May 31, 2026	Feb. 28, 2026	Mar. 31, 2025	Sep. 30, 2024	Sep. 30, 2024	Sep. 15, 2024	Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Equity [Line Items]
Dividends declared per share (in dollars per share)										$ 0.64	$ 0.60	$ 1.92	$ 1.80
Reissuance of stock (in shares)												1,013,630
Subsequent Event
Equity [Line Items]
Dividends declared per share (in dollars per share)	$ 0.68
Equity Distribution Program
Equity [Line Items]
Aggregate gross sales price		$ 4,500,000								$ 4,500,000		$ 4,500,000
Number of shares sold		2,800,000								2,800,000		2,800,000
Equity Distribution Program | Common Stock
Equity [Line Items]
Number of shares sold			$ 126,098		$ 346,243
General issuance costs			$ 300		$ 500
Equity offering (in shares)						2,713,790	888,756	1,900,000	1,169,070
Forward rate per share (in dollars per share)			$ 61.28		$ 75.05
Equity Offering | Common Stock
Equity [Line Items]
Equity offering (in shares)				19,200,000
Forward rate per share (in dollars per share)				$ 110.74
Equity Forward Sale Agreements | Common Stock
Equity [Line Items]
Number of shares sold		912,975	$ 545,902							$ 912,975		$ 912,975
General issuance costs		$ 500	$ 300
Forward rate per share (in dollars per share)		$ 81.91	$ 82.09
Stock options
Equity [Line Items]
Diluted earnings excluded (in shares)										293,562	366,136	264,617	325,454
Forward Contracts
Equity [Line Items]
Diluted earnings excluded (in shares)										19,247,788	94,446	6,415,929	901,408