Equity (Schedule Of Earnings Per Share, Basic And Diluted) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Incremental Weighted Average Shares Attributable to Dilutive Effect [Abstract]
Stock options, Shares	0	300,000	400,000	500,000
Stock options $/share	$ 0	$ 0	$ (0.01)	$ (0.01)
Restricted stock, Shares	0	400,000	300,000	400,000
Restricted stock $/share	$ 0	$ (0.01)	$ 0	$ 0
Basic earnings per share
Net Income (Loss) Available to Common Stockholders, Basic	$ (5,974)	$ 360,533	$ 328,591	$ 479,247
Net Income (Loss) Available to Common Stockholders, Diluted	$ (6,000)	$ 360,500	$ 328,600	$ 479,200
Net Income Attributable to Entergy Corporation, Shares	200,775,395	200,178,010	200,651,162	199,984,013
Net Income Attributable to Entergy Corporation, $/share	$ (0.03)	$ 1.80	$ 1.64	$ 2.40
Diluted earnings per share, Shares	200,775,395	200,886,749	201,352,830	200,891,134
Diluted earnings per share $/share	$ (0.03)	$ 1.79	$ 1.63	$ 2.39