Consolidated Statements Of Comprehensive Income (Parenthetical) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Cash flow hedges net unrealized gain (loss), tax expense (benefit)	$ (359)	$ (5,201)
Pension and other postretirement liabilities, tax expense	6,377	258
Net unrealized investment gains, tax expense	39,294	18,358
Foreign currency translation, tax expense	0	(153)
Entergy Louisiana [Member]
Pension and other postretirement liabilities, tax expense	$ (232)	$ (115)