Equity (Schedule Of Earnings Per Share, Basic And Diluted) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Basic earnings per share
Net income (loss) attributable to Entergy Corporation, Income	$ 82,605	$ 229,966
Net Income Attributable to Entergy Corporation, Shares	179,335,063	178,578,536
Net Income Attributable to Entergy Corporation, $/share	$ 0.46	$ 1.29
Average dilutive effect of:
Stock options, Shares	100,000	100,000
Stock options $/share	$ 0.00	$ 0.00
Restricted stock, Shares	400,000	300,000
Restricted stock $/share	$ 0.00	$ (0.01)
Diluted earnings per share, Shares	179,842,053	178,976,380
Diluted earnings per share $/share	$ 0.46	$ 1.28