Consolidated Statements Of Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018		Jun. 30, 2017
OPERATING REVENUES
Electric	$ 2,330,225	$ 2,271,220	$ 4,578,486		$ 4,262,960
Natural gas	29,943	30,075	86,638		73,426
Competitive businesses	308,602	317,255	727,526		870,622
TOTAL	2,668,770	2,618,550	5,392,650		5,207,008
Operation and Maintenance:
Fuel, fuel-related expenses, and gas purchased for resale	465,802	395,947	909,098		813,513
Purchased power	417,034	416,497	813,058		774,264
Nuclear refueling outage expenses	35,360	38,288	78,120		80,853
Other operation and maintenance	840,103	794,967	1,623,687		1,641,825
Asset Write-Offs, Impairments, And Related Charges	68,943	193,571	141,867		405,362
Decommissioning	97,605	100,296	192,005		214,669
Taxes other than income taxes	158,547	153,264	323,765		309,616
Depreciation and amortization	350,485	350,328	697,471		697,593
Other regulatory charges (credits) - net	143,294	6,553	186,319		(78,749)
TOTAL	2,577,173	2,449,711	4,965,390		4,858,946
Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property	0	0	0		(16,270)
OPERATING INCOME	91,597	168,839	427,260		364,332
OTHER INCOME
Allowance for equity funds used during construction	31,670	22,376	60,014		41,384
Investment Income, Net	71,134	80,097	88,005		136,646
Miscellaneous - net	(48,491)	(32,202)	(79,849)		(47,391)
TOTAL	54,313	70,271	68,170		130,639
INTEREST EXPENSE
Interest expense	192,314	173,377	375,237		344,466
Allowance for borrowed funds used during construction	(14,668)	(10,523)	(27,933)		(19,565)
TOTAL	177,646	162,854	347,304		324,901
INCOME (LOSS) BEFORE INCOME TAXES	(31,736)	76,256	148,126		170,070
Income taxes	(280,596)	(337,112)	(236,933)		(329,350)
CONSOLIDATED NET INCOME	248,860	413,368	385,059	[1]	499,420	[1]
Net Income (Loss) Attributable to Noncontrolling Interest, Preferred Unit Holders	3,439	3,446	6,878		6,892
EARNINGS APPLICABLE TO COMMON STOCK	$ 245,421	$ 409,922	$ 378,181		$ 492,528
Earnings per average common share:
Basic (in dollars per share)	$ 1.36	$ 2.28	$ 2.09		$ 2.75
Diluted (in dollars per share)	1.34	2.27	2.08		2.74
Dividends declared per common share (in dollars per share)	$ 0.89	$ 0.87	$ 1.78		$ 1.74
Basic average number of common shares outstanding (in shares)	180,823,203	179,475,346	180,765,708		179,405,592
Diluted average number of common shares outstanding (in shares)	182,982,630	180,234,694	182,208,328		180,032,233
Entergy Arkansas [Member]
OPERATING REVENUES
Electric	$ 494,605	$ 496,662	$ 1,045,629		$ 971,013
Natural gas	0		0
Operation and Maintenance:
Fuel, fuel-related expenses, and gas purchased for resale	106,496	50,691	214,802		150,100
Purchased power	64,839	74,552	136,811		129,685
Nuclear refueling outage expenses	19,159	17,335	42,561		36,954
Other operation and maintenance	177,792	168,190	347,150		331,198
Decommissioning	14,985	14,106	29,745		28,001
Taxes other than income taxes	24,445	25,128	52,350		49,179
Depreciation and amortization	72,701	69,087	144,682		136,153
Other regulatory charges (credits) - net	(12,313)	4,948	(15,620)		(5,578)
TOTAL	468,104	424,037	952,481		855,692
OPERATING INCOME	26,501	72,625	93,148		115,321
OTHER INCOME
Allowance for equity funds used during construction	4,471	5,432	8,479		9,782
Investment Income, Net	2,478	14,195	9,292		21,127
Miscellaneous - net	(3,881)	(3,688)	(7,752)		(6,644)
TOTAL	3,068	15,939	10,019		24,265
INTEREST EXPENSE
Interest expense	30,917	28,514	60,683		55,766
Allowance for borrowed funds used during construction	(2,108)	(2,552)	(3,998)		(4,514)
TOTAL	28,809	25,962	56,685		51,252
INCOME (LOSS) BEFORE INCOME TAXES	760	62,602	46,482		88,334
Income taxes	(81,796)	24,052	(72,329)		35,480
CONSOLIDATED NET INCOME	82,556	38,550	118,811		52,854
Net Income (Loss) Attributable to Noncontrolling Interest, Preferred Unit Holders	357	357	714		714
EARNINGS APPLICABLE TO COMMON STOCK	82,199	38,193	118,097		52,140
Entergy Louisiana [Member]
OPERATING REVENUES
Electric	1,061,689	1,072,126	2,066,795		1,936,202
Natural gas	11,099	11,308	35,337		28,015
TOTAL	1,072,788	1,083,434	2,102,132		1,964,217
Operation and Maintenance:
Fuel, fuel-related expenses, and gas purchased for resale	200,528	180,056	381,309		334,100
Purchased power	266,614	282,673	518,386		522,500
Nuclear refueling outage expenses	12,671	12,764	25,770		24,949
Other operation and maintenance	250,994	236,978	485,374		454,090
Decommissioning	13,480	12,283	26,252		24,406
Taxes other than income taxes	47,147	45,076	98,427		90,359
Depreciation and amortization	122,177	116,107	242,920		231,737
Other regulatory charges (credits) - net	9,017	(2,521)	32,214		(76,708)
TOTAL	922,628	883,416	1,810,652		1,605,433
OPERATING INCOME	150,160	200,018	291,480		358,784
OTHER INCOME
Allowance for equity funds used during construction	19,124	11,109	36,869		21,099
Investment Income, Net	46,853	41,919	90,128		81,749
Miscellaneous - net	(22,770)	(8,889)	(30,435)		(18,031)
TOTAL	43,207	44,139	96,562		84,817
INTEREST EXPENSE
Interest expense	73,582	68,483	143,678		135,798
Allowance for borrowed funds used during construction	(9,451)	(5,541)	(18,214)		(10,715)
TOTAL	64,131	62,942	125,464		125,083
INCOME (LOSS) BEFORE INCOME TAXES	129,236	181,215	262,578		318,518
Income taxes	(55,122)	56,736	(33,374)		99,661
CONSOLIDATED NET INCOME	184,358	124,479	295,952		218,857
Entergy Mississippi [Member]
OPERATING REVENUES
Electric	353,689	291,212	669,432		549,655
Natural gas	0		0
Operation and Maintenance:
Fuel, fuel-related expenses, and gas purchased for resale	65,663	46,048	129,191		85,188
Purchased power	97,154	75,253	184,610		146,323
Other operation and maintenance	64,585	59,002	124,043		113,624
Taxes other than income taxes	23,794	23,978	49,188		47,950
Depreciation and amortization	38,359	35,442	76,541		70,759
Other regulatory charges (credits) - net	127,935	(4,306)	128,228		(10,143)
TOTAL	417,490	235,417	691,801		453,701
OPERATING INCOME	(63,801)	55,795	(22,369)		95,954
OTHER INCOME
Allowance for equity funds used during construction	2,122	2,332	4,100		4,175
Investment Income, Net	0	7	25		33
Miscellaneous - net	(1,411)	(1,086)	(1,982)		(2,062)
TOTAL	711	1,253	2,143		2,146
INTEREST EXPENSE
Interest expense	14,061	12,568	27,966		25,240
Allowance for borrowed funds used during construction	(890)	(913)	(1,718)		(1,633)
TOTAL	13,171	11,655	26,248		23,607
INCOME (LOSS) BEFORE INCOME TAXES	(76,261)	45,393	(46,474)		74,493
Income taxes	(114,503)	17,090	(107,559)		29,032
CONSOLIDATED NET INCOME	38,242	28,303	61,085		45,461
Net Income (Loss) Attributable to Noncontrolling Interest, Preferred Unit Holders	239	239	477		477
EARNINGS APPLICABLE TO COMMON STOCK	38,003	28,064	60,608		44,984
Entergy New Orleans [Member]
OPERATING REVENUES
Electric	159,602	157,455	315,420		299,800
Natural gas	18,844	18,767	51,301		45,411
TOTAL	178,446	176,222	366,721		345,211
Operation and Maintenance:
Fuel, fuel-related expenses, and gas purchased for resale	15,366	22,961	39,105		53,036
Purchased power	73,789	73,105	156,945		141,464
Other operation and maintenance	28,420	25,079	56,719		47,369
Taxes other than income taxes	12,851	13,416	27,983		26,262
Depreciation and amortization	13,950	13,020	27,697		26,070
Other regulatory charges (credits) - net	6,127	818	12,460		1,203
TOTAL	150,503	148,399	320,909		295,404
OPERATING INCOME	27,943	27,823	45,812		49,807
OTHER INCOME
Allowance for equity funds used during construction	1,217	552	2,068		1,002
Investment Income, Net	207	164	300		299
Miscellaneous - net	(1,404)	(177)	(1,741)		(301)
TOTAL	20	539	627		1,000
INTEREST EXPENSE
Interest expense	5,269	5,356	10,548		10,699
Allowance for borrowed funds used during construction	(450)	(193)	(764)		(351)
TOTAL	4,819	5,163	9,784		10,348
INCOME (LOSS) BEFORE INCOME TAXES	23,144	23,199	36,655		40,459
Income taxes	4,875	8,317	7,504		14,599
CONSOLIDATED NET INCOME	18,269	14,882	29,151		25,860
Net Income (Loss) Attributable to Noncontrolling Interest, Preferred Unit Holders	0	241	0		482
EARNINGS APPLICABLE TO COMMON STOCK	18,269	14,641	29,151		25,378
Entergy Texas [Member]
OPERATING REVENUES
Electric	403,486	378,488	752,426		742,415
Natural gas	0		0
Operation and Maintenance:
Fuel, fuel-related expenses, and gas purchased for resale	57,089	46,142	75,795		104,155
Purchased power	150,568	160,325	310,260		310,709
Other operation and maintenance	59,848	56,562	112,522		110,246
Taxes other than income taxes	20,306	19,251	40,709		38,695
Depreciation and amortization	31,141	29,373	61,907		57,484
Other regulatory charges (credits) - net	25,897	19,033	51,514		34,260
TOTAL	344,849	330,686	652,707		655,549
OPERATING INCOME	58,637	47,802	99,719		86,866
OTHER INCOME
Allowance for equity funds used during construction	1,833	1,632	3,494		2,913
Investment Income, Net	542	211	1,097		412
Miscellaneous - net	(735)	(646)	(622)		(1,050)
TOTAL	1,640	1,197	3,969		2,275
INTEREST EXPENSE
Interest expense	21,835	21,427	43,886		43,235
Allowance for borrowed funds used during construction	(1,033)	(1,001)	(1,971)		(1,762)
TOTAL	20,802	20,426	41,915		41,473
INCOME (LOSS) BEFORE INCOME TAXES	39,475	28,573	61,773		47,668
Income taxes	8,686	7,472	13,634		15,713
CONSOLIDATED NET INCOME	30,789	21,101	48,139		31,955
System Energy [Member]
OPERATING REVENUES
Electric	112,456	164,956	260,899		319,743
Operation and Maintenance:
Fuel, fuel-related expenses, and gas purchased for resale	2,030	21,660	30,455		36,994
Nuclear refueling outage expenses	2,820	4,387	6,792		9,160
Other operation and maintenance	48,695	51,992	94,034		99,454
Decommissioning	8,541	13,452	16,998		26,684
Taxes other than income taxes	6,866	6,664	13,963		13,088
Depreciation and amortization	33,467	35,187	66,788		70,628
Other regulatory charges (credits) - net	(13,369)	(11,421)	(22,478)		(21,783)
TOTAL	89,050	121,921	206,552		234,225
OPERATING INCOME	23,406	43,035	54,347		85,518
OTHER INCOME
Allowance for equity funds used during construction	2,904	1,318	5,004		2,412
Investment Income, Net	2,943	3,723	9,829		8,397
Miscellaneous - net	(1,794)	(2,421)	(2,970)		(3,488)
TOTAL	4,053	2,620	11,863		7,321
INTEREST EXPENSE
Interest expense	9,656	9,181	18,981		18,300
Allowance for borrowed funds used during construction	(736)	(322)	(1,268)		(589)
TOTAL	8,920	8,859	17,713		17,711
INCOME (LOSS) BEFORE INCOME TAXES	18,539	36,796	48,497		75,128
Income taxes	(4,848)	17,446	2,802		35,431
CONSOLIDATED NET INCOME	$ 23,387	$ 19,350	$ 45,695		$ 39,697

[1] (a) Consolidated net income and preferred dividend requirements of subsidiaries for 2018 and 2017 include $6.9 million and $6.9 million, respectively, of preferred dividends on subsidiaries’ preferred stock without sinking fund that is not presented within equity.