Equity (Schedule Of Earnings Per Share, Basic And Diluted) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Basic earnings per share
Net income (loss) attributable to Entergy Corporation, Income	$ 229,966	$ 298,050
Net Income Attributable to Entergy Corporation, Shares	178,578,536	179,658,981
Net Income Attributable to Entergy Corporation, $/share	$ 1.29	$ 1.66
Average dilutive effect of:
Stock options, Shares	100,000	500,000
Stock options $/share	$ 0.00	$ (0.01)
Restricted stock, Shares	300,000	300,000
Restricted stock $/share	$ (0.01)	$ 0.00
Diluted earnings per share, Shares	178,976,380	180,480,523
Diluted earnings per share $/share	$ 1.28	$ 1.65