Consolidated Statements Of Comprehensive Income (Parenthetical) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Cash flow hedges net unrealized gain (loss), tax expense (benefit)	$ 3,752	$ 96,141	$ (87,940)
Pension and other postretirement liabilities, tax expense	61,576	(152,763)	220,899
Net unrealized investment gains, tax expense	(45,904)	66,594	118,878
Foreign currency translation, tax expense	(345)	(404)	131
Entergy Louisiana [Member]
Pension and other postretirement liabilities, tax expense	$ 14,316	$ (25,984)	$ 64,717