Equity (Schedule Of Earnings Per Share, Basic And Diluted) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Basic earnings per share
Net income (loss) attributable to Entergy Corporation, Income	$ (723,027)	$ 230,037	$ (276,135)	$ 820,594
Net Income Attributable to Entergy Corporation, Shares	179,151,832	179,610,067	179,442,172	179,256,975
Net Income Attributable to Entergy Corporation, $/share	$ (4.04)	$ 1.28	$ (1.54)	$ 4.58
Average dilutive effect of:
Stock options, Shares	0	300,000	0	200,000
Stock options $/share	$ 0.00	$ 0.00	$ 0.00	$ (0.01)
Restricted stock, Shares	0	600,000	0	400,000
Restricted stock $/share	$ 0.00	$ (0.01)	$ 0.00	$ (0.01)
Diluted earnings per share, Shares	179,151,832	180,527,116	179,442,172	179,867,018
Diluted earnings per share $/share	$ (4.04)	$ 1.27	$ (1.54)	$ 4.56