Consolidated Statements Of Income (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2015		Mar. 31, 2014
OPERATING REVENUES
Electric	$ 2,217,989		$ 2,226,463
Natural gas	59,511		78,220
Competitive businesses	642,590		904,160
TOTAL	2,920,090		3,208,843
Operation and Maintenance:
Fuel, fuel-related expenses, and gas purchased for resale	630,453		543,829
Purchased power	342,023		574,627
Nuclear refueling outage expenses	64,870		59,544
Other operation and maintenance	770,110		735,710
Asset Write-Offs, Impairments, And Related Charges	0		2,270
Decommissioning	69,899		65,799
Taxes other than income taxes	157,523		154,468
Depreciation and amortization	331,986		328,724
Other regulatory charges (credits) - net	10,457		3,995
TOTAL	2,377,321		2,468,966
OPERATING INCOME	542,769		739,877
OTHER INCOME
Allowance for equity funds used during construction	11,738		15,129
Interest and investment income	68,133		35,248
Miscellaneous - net	(9,020)		(11,704)
TOTAL	70,851		38,673
INTEREST EXPENSE
Interest expense	166,337		162,551
Allowance for borrowed funds used during construction	(6,117)		(7,020)
TOTAL	160,220		155,531
INCOME BEFORE INCOME TAXES	453,400		623,019
Income taxes	150,471		216,966
CONSOLIDATED NET INCOME	302,929	[1]	406,053	[1]
Net Income (Loss) Attributable to Noncontrolling Interest, Preferred Unit Holders	4,879		4,879
EARNINGS APPLICABLE TO COMMON STOCK	298,050		401,174
Earnings per average common share:
Basic (in dollars per share)	$ 1.66		$ 2.24
Diluted (in dollars per share)	$ 1.65		$ 2.24
Dividends declared per common share (in dollars per share)	$ 0.83		$ 0.83
Basic average number of common shares outstanding (in shares)	179,658,981		178,797,829
Diluted average number of common shares outstanding (in shares)	180,480,523		179,055,967
Entergy Arkansas [Member]
OPERATING REVENUES
Electric	511,253		514,981
Operation and Maintenance:
Fuel, fuel-related expenses, and gas purchased for resale	104,872		92,153
Purchased power	99,814		118,848
Nuclear refueling outage expenses	12,063		8,677
Other operation and maintenance	160,545		138,545
Decommissioning	12,304		11,186
Taxes other than income taxes	25,704		21,908
Depreciation and amortization	60,102		57,721
Other regulatory charges (credits) - net	(807)		(417)
TOTAL	474,597		448,621
OPERATING INCOME	36,656		66,360
OTHER INCOME
Allowance for equity funds used during construction	2,374		1,753
Interest and investment income	10,952		4,017
Miscellaneous - net	(167)		(364)
TOTAL	13,159		5,406
INTEREST EXPENSE
Interest expense	26,487		22,833
Allowance for borrowed funds used during construction	(1,231)		(638)
TOTAL	25,256		22,195
INCOME BEFORE INCOME TAXES	24,559		49,571
Income taxes	6,694		21,201
CONSOLIDATED NET INCOME	17,865		28,370
Net Income (Loss) Attributable to Noncontrolling Interest, Preferred Unit Holders	1,718		1,718
EARNINGS APPLICABLE TO COMMON STOCK	16,147		26,652
Entergy Gulf States Louisiana [Member]
OPERATING REVENUES
Electric	462,396		481,422
Natural gas	24,381		31,873
TOTAL	486,777		513,295
Operation and Maintenance:
Fuel, fuel-related expenses, and gas purchased for resale	76,714		59,205
Purchased power	165,881		219,708
Nuclear refueling outage expenses	4,705		5,273
Other operation and maintenance	91,947		87,097
Decommissioning	4,286		4,121
Taxes other than income taxes	22,869		21,009
Depreciation and amortization	38,790		38,242
Other regulatory charges (credits) - net	2,196		(3,936)
TOTAL	407,388		430,719
OPERATING INCOME	79,389		82,576
OTHER INCOME
Allowance for equity funds used during construction	2,043		1,646
Interest and investment income	13,611		10,057
Miscellaneous - net	(737)		(1,718)
TOTAL	14,917		9,985
INTEREST EXPENSE
Interest expense	21,940		20,278
Allowance for borrowed funds used during construction	(1,267)		(761)
TOTAL	20,673		19,517
INCOME BEFORE INCOME TAXES	73,633		73,044
Income taxes	19,788		26,572
CONSOLIDATED NET INCOME	53,845		46,472
Net Income (Loss) Attributable to Noncontrolling Interest, Preferred Unit Holders	206		206
EARNINGS APPLICABLE TO COMMON STOCK	53,639		46,266
Entergy Louisiana [Member]
OPERATING REVENUES
Electric	640,094		623,494
Operation and Maintenance:
Fuel, fuel-related expenses, and gas purchased for resale	142,944		90,787
Purchased power	162,997		249,119
Nuclear refueling outage expenses	6,425		8,878
Other operation and maintenance	128,854		109,122
Decommissioning	6,359		6,046
Taxes other than income taxes	21,021		19,745
Depreciation and amortization	68,078		62,375
Other regulatory charges (credits) - net	(2,971)		(7,635)
TOTAL	533,707		538,437
OPERATING INCOME	106,387		85,057
OTHER INCOME
Allowance for equity funds used during construction	3,429		8,877
Interest and investment income	26,405		21,178
Miscellaneous - net	537		(169)
TOTAL	30,371		29,886
INTEREST EXPENSE
Interest expense	43,341		40,689
Allowance for borrowed funds used during construction	(1,861)		(4,463)
TOTAL	41,480		36,226
INCOME BEFORE INCOME TAXES	95,278		78,717
Income taxes	23,014		20,339
CONSOLIDATED NET INCOME	72,264		58,378
Net Income (Loss) Attributable to Noncontrolling Interest, Preferred Unit Holders	1,738		1,738
EARNINGS APPLICABLE TO COMMON STOCK	70,526		56,640
Entergy Mississippi [Member]
OPERATING REVENUES
Electric	360,815		348,196
Operation and Maintenance:
Fuel, fuel-related expenses, and gas purchased for resale	90,611		57,315
Purchased power	92,158		128,052
Other operation and maintenance	65,072		55,358
Taxes other than income taxes	25,020		22,267
Depreciation and amortization	30,830		28,111
Other regulatory charges (credits) - net	2,285		(39)
TOTAL	305,976		291,064
OPERATING INCOME	54,839		57,132
OTHER INCOME
Allowance for equity funds used during construction	771		435
Interest and investment income	28		338
Miscellaneous - net	(802)		(839)
TOTAL	(3)		(66)
INTEREST EXPENSE
Interest expense	14,246		14,428
Allowance for borrowed funds used during construction	(417)		(228)
TOTAL	13,829		14,200
INCOME BEFORE INCOME TAXES	41,007		42,866
Income taxes	16,072		17,027
CONSOLIDATED NET INCOME	24,935		25,839
Net Income (Loss) Attributable to Noncontrolling Interest, Preferred Unit Holders	707		707
EARNINGS APPLICABLE TO COMMON STOCK	24,228		25,132
Entergy New Orleans [Member]
OPERATING REVENUES
Electric	111,769		140,227
Natural gas	35,131		46,340
TOTAL	146,900		186,567
Operation and Maintenance:
Fuel, fuel-related expenses, and gas purchased for resale	19,933		51,162
Purchased power	61,225		69,145
Other operation and maintenance	25,204		28,131
Taxes other than income taxes	11,390		13,135
Depreciation and amortization	9,793		9,465
Other regulatory charges (credits) - net	(213)		248
TOTAL	127,332		171,286
OPERATING INCOME	19,568		15,281
OTHER INCOME
Allowance for equity funds used during construction	247		355
Interest and investment income	25		17
Miscellaneous - net	352		(347)
TOTAL	624		25
INTEREST EXPENSE
Interest expense	3,427		3,362
Allowance for borrowed funds used during construction	(110)		(173)
TOTAL	3,317		3,189
INCOME BEFORE INCOME TAXES	16,875		12,117
Income taxes	5,821		3,823
CONSOLIDATED NET INCOME	11,054		8,294
Net Income (Loss) Attributable to Noncontrolling Interest, Preferred Unit Holders	241		241
EARNINGS APPLICABLE TO COMMON STOCK	10,813		8,053
Entergy Texas [Member]
OPERATING REVENUES
Electric	411,211		440,256
Operation and Maintenance:
Fuel, fuel-related expenses, and gas purchased for resale	73,807		50,968
Purchased power	174,205		234,826
Other operation and maintenance	56,525		51,210
Taxes other than income taxes	18,270		16,498
Depreciation and amortization	24,847		24,515
Other regulatory charges (credits) - net	19,544		19,183
TOTAL	367,198		397,200
OPERATING INCOME	44,013		43,056
OTHER INCOME
Allowance for equity funds used during construction	1,224		845
Interest and investment income	(213)		303
Miscellaneous - net	64		(464)
TOTAL	1,075		684
INTEREST EXPENSE
Interest expense	20,996		22,661
Allowance for borrowed funds used during construction	(794)		(589)
TOTAL	20,202		22,072
INCOME BEFORE INCOME TAXES	24,886		21,668
Income taxes	8,295		8,503
CONSOLIDATED NET INCOME	16,591		13,165
System Energy [Member]
OPERATING REVENUES
Electric	156,039		157,667
Operation and Maintenance:
Fuel, fuel-related expenses, and gas purchased for resale	20,473		14,148
Nuclear refueling outage expenses	5,682		6,182
Other operation and maintenance	35,706		34,678
Decommissioning	11,703		10,192
Taxes other than income taxes	7,208		6,522
Depreciation and amortization	37,060		37,326
Other regulatory charges (credits) - net	(9,577)		(3,410)
TOTAL	108,255		105,638
OPERATING INCOME	47,784		52,029
OTHER INCOME
Allowance for equity funds used during construction	1,651		1,218
Interest and investment income	4,213		4,415
Miscellaneous - net	(221)		(105)
TOTAL	5,643		5,528
INTEREST EXPENSE
Interest expense	13,013		14,247
Allowance for borrowed funds used during construction	(436)		(167)
TOTAL	12,577		14,080
INCOME BEFORE INCOME TAXES	40,850		43,477
Income taxes	15,317		18,858
CONSOLIDATED NET INCOME	$ 25,533		$ 24,619

[1] Consolidated net income and preferred dividend requirements of subsidiaries for 2015 and 2014 include $3.2 million and $3.2 million, respectively, of preferred dividends on subsidiaries’ preferred stock without sinking fund that is not presented within equity.