Consolidated Statements Of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Net income	$ 862,555	$ 425,353	$ (564,503)
Other comprehensive income (loss)
Cash flow hedges net unrealized gain (loss)	22,098	(41,470)	(101,977)
Pension and other postretirement liabilities	90,143	(61,653)	(2,842)
Net unrealized investment gains	(28,771)	115,311	62,177
Foreign currency translation	0	(748)	(1,280)
Net other comprehensive income (loss) for the period	83,470	11,440	(43,922)
Total comprehensive income	946,025	436,793	(608,425)
Preferred dividend requirements of subsidiaries	13,894	13,741	19,115
Comprehensive Income Attributable to Entergy Corporation	932,131	423,052	(627,540)
Entergy Louisiana [Member]
Net income	675,614	316,347	622,047
Other comprehensive income (loss)
Pension and other postretirement liabilities	50,296	2,042	7,970
Net other comprehensive income (loss) for the period	50,296	2,042	7,970
Total comprehensive income	$ 725,910	$ 318,389	$ 630,017