Consolidated Statements Of Income (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011
OPERATING REVENUES
Electric	$ 8,942,360		$ 7,870,649		$ 8,673,517
Natural gas	154,353		130,836		165,819
Competitive businesses	2,294,234		2,300,594		2,389,737
TOTAL	11,390,947		10,302,079		11,229,073
Operating and Maintenance:
Fuel, fuel-related expenses, and gas purchased for resale	2,445,818		2,036,835		2,492,714
Purchased power	1,554,332		1,255,800		1,564,967
Nuclear refueling outage expenses	256,801		245,600		255,618
Asset impairments and related charges	341,537		355,524		0
Other operation and maintenance	3,331,934		3,045,392		2,867,758
Decommissioning	242,104		184,760		190,595
Taxes other than income taxes	600,350		557,298		536,026
Depreciation and amortization	1,261,044		1,144,585		1,102,202
Other regulatory charges (credits) - net	45,597		175,104		205,959
TOTAL	10,079,517		9,000,898		9,215,839
Gain on sale of business	43,569		0		0
OPERATING INCOME	1,354,999		1,301,181		2,013,234
OTHER INCOME
Allowance for equity funds used during construction	66,053		92,759		84,305
Interest and investment income	199,300		127,776		128,994
Miscellaneous - net	(59,762)		(53,214)		(59,271)
TOTAL	205,591		167,321		154,028
INTEREST EXPENSE
Interest expense	629,537		606,596		551,521
Allowance for borrowed funds used during construction	(25,500)		(37,312)		(37,894)
TOTAL	604,037		569,284		513,627
INCOME BEFORE INCOME TAXES	956,553		899,218		1,653,635
Income taxes (benefit)	225,981		30,855		286,263
CONSOLIDATED NET INCOME	730,572	[1]	868,363	[1]	1,367,372	[1]
Noncontrolling Interest in Net Income (Loss) Preferred Unit Holders, Redeemable	18,670		21,690		20,933
NET INCOME	711,902		846,673		1,346,439
Earnings per average common share:
Basic (in usd per share)	$ 3.99		$ 4.77		$ 7.59
Diluted (in usd per share)	$ 3.99		$ 4.76		$ 7.55
Basic average number of common shares outstanding	178,211,192		177,324,813		177,430,208
Diluted average number of common shares outstanding	178,570,400		177,737,565		178,370,695
Entergy Arkansas [Member]
OPERATING REVENUES
Electric	2,190,159		2,127,004		2,084,310
Operating and Maintenance:
Fuel, fuel-related expenses, and gas purchased for resale	426,316		480,464		186,036
Purchased power	473,326		431,932		659,464
Nuclear refueling outage expenses	40,499		47,103		42,557
Other operation and maintenance	592,892		545,782		511,592
Decommissioning	43,058		40,484		38,064
Taxes other than income taxes	89,471		89,527		82,847
Depreciation and amortization	230,512		222,734		218,902
Other regulatory charges (credits) - net	(10,975)		(38,406)		(13,506)
TOTAL	1,885,099		1,819,620		1,725,956
OPERATING INCOME	305,060		307,384		358,354
OTHER INCOME
Allowance for equity funds used during construction	10,913		9,070		7,660
Interest and investment income	30,148		15,169		16,533
Miscellaneous - net	(4,275)		(4,049)		(4,172)
TOTAL	36,786		20,190		20,021
INTEREST EXPENSE
Interest expense	91,318		82,860		83,545
Allowance for borrowed funds used during construction	(3,207)		(2,457)		(2,826)
TOTAL	88,111		80,403		80,719
INCOME BEFORE INCOME TAXES	253,735		247,171		297,656
Income taxes (benefit)	91,787		94,806		132,765
CONSOLIDATED NET INCOME	161,948		152,365		164,891
Noncontrolling Interest in Net Income (Loss) Preferred Unit Holders, Redeemable	6,873		6,873		6,873
NET INCOME	155,075		145,492		158,018
Entergy Gulf States Louisiana [Member]
OPERATING REVENUES
Electric	1,881,895		1,606,165		2,069,548
Natural gas	59,238		48,729		64,861
TOTAL	1,941,133		1,654,894		2,134,409
Operating and Maintenance:
Fuel, fuel-related expenses, and gas purchased for resale	286,625		194,878		437,301
Purchased power	731,611		562,247		780,711
Nuclear refueling outage expenses	20,345		17,565		18,227
Other operation and maintenance	398,589		361,415		351,070
Decommissioning	15,908		15,024		14,189
Taxes other than income taxes	80,307		76,295		75,858
Depreciation and amortization	150,929		146,673		143,387
Other regulatory charges (credits) - net	9,482		31,835		(17,045)
TOTAL	1,693,796		1,405,932		1,803,698
OPERATING INCOME	247,337		248,962		330,711
OTHER INCOME
Allowance for equity funds used during construction	8,062		8,694		9,094
Interest and investment income	52,953		42,773		40,945
Miscellaneous - net	(11,567)		(8,928)		(8,799)
TOTAL	49,448		42,539		41,240
INTEREST EXPENSE
Interest expense	81,118		83,251		84,356
Allowance for borrowed funds used during construction	(2,814)		(3,343)		(3,745)
TOTAL	78,304		79,908		80,611
INCOME BEFORE INCOME TAXES	218,481		211,593		291,340
Income taxes (benefit)	56,819		52,616		89,736
CONSOLIDATED NET INCOME	161,662		158,977		201,604
Noncontrolling Interest in Net Income (Loss) Preferred Unit Holders, Redeemable	825		825		825
NET INCOME	160,837		158,152		200,779
Entergy Louisiana [Member]
OPERATING REVENUES
Electric	2,626,935		2,149,443		2,508,915
Operating and Maintenance:
Fuel, fuel-related expenses, and gas purchased for resale	570,956		360,964		596,808
Purchased power	850,998		728,170		843,099
Nuclear refueling outage expenses	34,566		24,344		27,903
Other operation and maintenance	480,166		449,172		470,783
Decommissioning	21,612		23,406		24,658
Taxes other than income taxes	74,241		69,186		69,769
Depreciation and amortization	242,787		218,140		206,986
Other regulatory charges (credits) - net	(3,785)		127,050		182,800
TOTAL	2,271,541		2,000,432		2,422,806
OPERATING INCOME	355,394		149,011		86,109
OTHER INCOME
Allowance for equity funds used during construction	31,544		39,610		33,033
Interest and investment income	91,599		84,478		87,487
Miscellaneous - net	(3,990)		(2,584)		(3,520)
TOTAL	119,153		121,504		117,000
INTEREST EXPENSE
Interest expense	153,529		136,967		116,803
Allowance for borrowed funds used during construction	(13,323)		(18,611)		(17,406)
TOTAL	140,206		118,356		99,397
INCOME BEFORE INCOME TAXES	334,341		152,159		103,712
Income taxes (benefit)	81,877		(128,922)		(370,211)
CONSOLIDATED NET INCOME	252,464		281,081		473,923
Noncontrolling Interest in Net Income (Loss) Preferred Unit Holders, Redeemable	6,950		6,950		6,950
NET INCOME	245,514		274,131		466,973
Entergy Mississippi [Member]
OPERATING REVENUES
Electric	1,334,540		1,120,366		1,266,470
Operating and Maintenance:
Fuel, fuel-related expenses, and gas purchased for resale	328,934		227,133		363,025
Purchased power	375,745		320,923		339,061
Other operation and maintenance	261,832		244,722		210,657
Taxes other than income taxes	83,630		75,006		69,759
Depreciation and amortization	108,714		97,768		93,119
Other regulatory charges (credits) - net	(14,545)		(5,701)		9,460
TOTAL	1,144,310		959,851		1,085,081
OPERATING INCOME	190,230		160,515		181,389
OTHER INCOME
Allowance for equity funds used during construction	2,182		3,955		7,755
Interest and investment income	817		170		249
Miscellaneous - net	(3,821)		(3,951)		(3,904)
TOTAL	(822)		174		4,100
INTEREST EXPENSE
Interest expense	59,031		57,345		52,273
Allowance for borrowed funds used during construction	(1,539)		(2,103)		(4,314)
TOTAL	57,492		55,242		47,959
INCOME BEFORE INCOME TAXES	131,916		105,447		137,530
Income taxes (benefit)	49,757		58,679		28,801
CONSOLIDATED NET INCOME	82,159		46,768		108,729
Noncontrolling Interest in Net Income (Loss) Preferred Unit Holders, Redeemable	2,828		2,828		2,828
NET INCOME	79,331		43,940		105,901
Entergy New Orleans [Member]
OPERATING REVENUES
Electric	525,041		487,633		529,228
Natural gas	95,115		82,107		100,957
TOTAL	620,156		569,740		630,185
Operating and Maintenance:
Fuel, fuel-related expenses, and gas purchased for resale	116,715		107,616		173,668
Purchased power	253,202		222,193		207,604
Other operation and maintenance	136,003		122,143		106,817
Taxes other than income taxes	48,659		43,189		42,032
Depreciation and amortization	37,717		36,726		35,026
Other regulatory charges (credits) - net	996		1,983		1,910
TOTAL	593,292		533,850		567,057
OPERATING INCOME	26,864		35,890		63,128
OTHER INCOME
Allowance for equity funds used during construction	920		791		622
Interest and investment income	89		47		154
Miscellaneous - net	(1,401)		(1,453)		(1,234)
TOTAL	(392)		(615)		(458)
INTEREST EXPENSE
Interest expense	13,675		11,344		11,114
Allowance for borrowed funds used during construction	(505)		(374)		(282)
TOTAL	13,170		10,970		10,832
INCOME BEFORE INCOME TAXES	13,302		24,305		51,838
Income taxes (benefit)	1,619		7,240		15,862
CONSOLIDATED NET INCOME	11,683		17,065		35,976
Noncontrolling Interest in Net Income (Loss) Preferred Unit Holders, Redeemable	965		965		965
NET INCOME	10,718		16,100		35,011
Entergy Texas [Member]
OPERATING REVENUES
Electric	1,728,799		1,581,496		1,757,199
Operating and Maintenance:
Fuel, fuel-related expenses, and gas purchased for resale	207,310		243,877		352,022
Purchased power	857,512		717,876		775,067
Other operation and maintenance	253,786		233,503		214,191
Taxes other than income taxes	63,823		59,348		69,329
Depreciation and amortization	94,744		88,307		79,263
Other regulatory charges (credits) - net	77,491		68,772		52,307
TOTAL	1,554,666		1,411,683		1,542,179
OPERATING INCOME	174,133		169,813		215,020
OTHER INCOME
Allowance for equity funds used during construction	4,647		4,537		3,781
Interest and investment income	1,369		(2,220)		5,528
Miscellaneous - net	(3,328)		(4,264)		(3,047)
TOTAL	2,688		(1,947)		6,262
INTEREST EXPENSE
Interest expense	92,156		96,035		93,554
Allowance for borrowed funds used during construction	(3,324)		(3,258)		(2,609)
TOTAL	88,832		92,777		90,945
INCOME BEFORE INCOME TAXES	87,989		75,089		130,337
Income taxes (benefit)	30,108		33,118		49,492
CONSOLIDATED NET INCOME	57,881		41,971		80,845
System Energy [Member]
OPERATING REVENUES
Electric	735,089		622,118		563,411
Operating and Maintenance:
Fuel, fuel-related expenses, and gas purchased for resale	103,358		62,918		76,353
Nuclear refueling outage expenses	29,551		21,824		16,314
Other operation and maintenance	174,772		149,346		136,495
Decommissioning	35,472		33,019		31,460
Taxes other than income taxes	25,537		19,468		21,425
Depreciation and amortization	176,387		154,561		142,543
Other regulatory charges (credits) - net	(13,068)		(10,429)		(11,781)
TOTAL	532,009		430,707		412,809
OPERATING INCOME	203,080		191,411		150,602
OTHER INCOME
Allowance for equity funds used during construction	7,784		26,102		22,359
Interest and investment income	9,844		10,134		8,294
Miscellaneous - net	(804)		(617)		(699)
TOTAL	16,824		35,619		29,954
INTEREST EXPENSE
Interest expense	38,173		45,214		48,117
Allowance for borrowed funds used during construction	(786)		(7,165)		(6,711)
TOTAL	37,387		38,049		41,406
INCOME BEFORE INCOME TAXES	182,517		188,981		139,150
Income taxes (benefit)	68,853		77,115		74,953
CONSOLIDATED NET INCOME	$ 113,664		$ 111,866		$ 64,197

[1] Consolidated net income and preferred dividend requirements of subsidiaries for 2013, 2012, and 2011 include $12.0 million, $15.0 million, and $13.3 million, respectively, of preferred dividends on subsidiaries’ preferred stock without sinking fund that is not presented as equity.