Equity (Schedule Of Earnings Per Share, Basic And Diluted) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Incremental Weighted Average Shares Attributable to Dilutive Effect [Abstract]
Stock options, Shares	700,000	400,000
Stock options $/share	$ 0	$ 0
Restricted stock, Shares	400,000	500,000
Restricted stock $/share	$ 0	$ (0.01)
Incremental Common Shares Attributable to Dilutive Effect of Equity Forward Agreements	0	1,700,000
Average Dilutive Effect Of Equity Forwards	$ 0	$ (0.01)
Basic earnings per share
Net Income (Loss) Available to Common Stockholders, Basic	$ 118,714	$ 254,537
Net Income (Loss) Available to Common Stockholders, Diluted	$ 118,700	$ 254,500
Net Income Attributable to Entergy Corporation, Shares	199,790,016	189,575,187
Net Income Attributable to Entergy Corporation, $/share	$ 0.59	$ 1.34
Diluted earnings per share, Shares	200,901,349	192,234,191
Diluted earnings per share $/share	$ 0.59	$ 1.32