Consolidated Statements Of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Net income	$ 525,699	$ 369,459	$ 1,014,105	$ 868,639
Other comprehensive income (loss)
Cash flow hedges net unrealized gain (loss)	(16,558)	(20,103)	(63,674)	62,453
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, after Tax	17,437	25,464	88,560	48,510
Net unrealized investment gains	(2,695)	5,271	31,614	33,244
Other comprehensive income (loss)	(1,816)	10,632	56,500	144,207
Total comprehensive income	523,883	380,091	1,070,605	1,012,846
Net Income (Loss) Attributable to Noncontrolling Interest, Preferred Unit Holders	4,580	4,219	13,739	12,438
Comprehensive Income Attributable to Entergy Corporation	519,303	375,872	1,056,866	1,000,408
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, Tax	4,697	6,760	24,487	13,086
Other Comprehensive Income (Loss), Securities, Available-for-sale, Tax	(1,513)	1,303	18,042	17,472
Entergy Louisiana [Member]
Net income	223,466	255,260	583,321	565,977
Other comprehensive income (loss)
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, after Tax	(800)	(969)	7,722	(2,907)
Other comprehensive income (loss)	(800)	(969)	7,722	(2,907)
Total comprehensive income	222,666	254,291	591,043	563,070
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, Tax	(282)	(342)	2,724	(1,026)
Entergy Arkansas [Member]
Net income	$ 135,843	$ 149,716	$ 240,608	$ 239,136