Equity (Schedule Of Earnings Per Share, Basic And Diluted) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Basic earnings per share
Net income (loss) attributable to Entergy Corporation, Income	$ 567,314	$ 148,843	$ 797,280	$ 446,892
Net Income Attributable to Entergy Corporation, Shares	178,808,149	179,521,276	178,693,342	179,589,748
Net Income Attributable to Entergy Corporation, $/share	$ 3.17	$ 0.83	$ 4.46	$ 2.49
Average dilutive effect of:
Stock options, Shares	200,000	200,000	0	400,000
Stock options $/share	$ 0.00	$ 0.00	$ 0.00	$ (0.01)
Restricted stock, Shares	500,000	400,000	400,000	300,000
Restricted stock $/share	$ (0.01)	$ 0.00	$ (0.01)	$ 0.00
Diluted earnings per share, Shares	179,503,582	180,119,837	179,233,209	180,298,233
Diluted earnings per share $/share	$ 3.16	$ 0.83	$ 4.45	$ 2.48