EQUITY (Entergy Corporation and Entergy Louisiana) (Schedule of Basic and Diluted Earnings per Share) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended						9 Months Ended
	Sep. 30, 2026	Jun. 30, 2026	Mar. 31, 2026	Sep. 30, 2025	Jun. 30, 2025	Mar. 31, 2025	Sep. 30, 2026	Sep. 30, 2025
Equity [Line Items]
Consolidated net income	$ 945,569	$ 487,820	$ 390,805	$ 698,424	$ 471,954	$ 362,422	$ 1,824,194	$ 1,532,800
Less: Preferred dividend requirements of subsidiaries and noncontrolling interests	5,254			4,624			16,356	10,310
NET INCOME ATTRIBUTABLE TO ENTERGY CORPORATION	$ 940,315			$ 693,800			$ 1,807,838	$ 1,522,490
Basic shares and earnings per average common share (in shares)	470,160,658			446,532,648			461,594,311	438,746,880
Basic shares and earnings per average common share (in dollars per share)	$ 2.00			$ 1.55			$ 3.92	$ 3.47
Average dilutive effect of:
Equity forwards (in shares)	1,800,000			4,600,000			3,800,000	6,100,000
Equity forwards (in dollars per share)	$ (0.01)			$ (0.02)			$ (0.04)	$ (0.05)
Diluted shares and earnings per average common share (in shares)	474,433,773			453,550,895			467,802,391	447,250,827
Diluted shares and earnings per average common share (in dollars per share)	$ 1.98			$ 1.53			$ 3.86	$ 3.40
Stock options
Average dilutive effect of:
Stock options and Other equity plans (in shares)	1,300,000			1,100,000			1,200,000	1,000,000.0
Stock options (in dollars per share)	$ (0.01)			$ 0			$ (0.01)	$ (0.01)
Other equity plans
Average dilutive effect of:
Stock options and Other equity plans (in shares)	1,100,000			1,400,000			1,200,000	1,500,000
Other equity plans (in dollars per share)	$ 0			$ 0			$ (0.01)	$ (0.01)