Consolidated Statements Of Changes In Equity (USD $) In Thousands	Total		Subsidiaries' Preferred Stock [Member]		Common Stock [Member]	Treasury Stock [Member]		Paid In Capital [Member]	Retained Earnings [Member]		Accumulated Other Comprehensive Income [Member]		Entergy Arkansas [Member]	Entergy Arkansas [Member] Common Stock [Member]	Entergy Arkansas [Member] Paid In Capital [Member]	Entergy Arkansas [Member] Retained Earnings [Member]	Entergy Gulf States Louisiana [Member]	Entergy Gulf States Louisiana [Member] Preferred Membership Interest	Entergy Gulf States Louisiana [Member] Member's Equity [Member]	Entergy Gulf States Louisiana [Member] Accumulated Other Comprehensive Income [Member]	Entergy Louisiana [Member]	Entergy Louisiana [Member] Preferred Membership Interest	Entergy Louisiana [Member] Member's Equity [Member]	Entergy Louisiana [Member] Accumulated Other Comprehensive Income [Member]	Entergy Mississippi [Member]	Entergy Mississippi [Member] Common Stock [Member]	Entergy Mississippi [Member] Capital Stock Expense and Other [Member]	Entergy Mississippi [Member] Retained Earnings [Member]	Entergy New Orleans [Member]	Entergy New Orleans [Member] Common Stock [Member]	Entergy New Orleans [Member] Paid In Capital [Member]	Entergy New Orleans [Member] Retained Earnings [Member]	Entergy Texas [Member]	Entergy Texas [Member] Common Stock [Member]	Entergy Texas [Member] Paid In Capital [Member]	Entergy Texas [Member] Retained Earnings [Member]	System Energy [Member]	System Energy [Member] Common Stock [Member]	System Energy [Member] Retained Earnings [Member]
Beginning Balance at Dec. 31, 2010	$ 8,590,400		$ 94,000		$ 2,548	$ (5,524,811)		$ 5,367,474	$ 8,689,401		$ (38,212)		$ 1,403,906	$ 470	$ 588,444	$ 814,992	$ 1,464,289	$ 10,000	$ 1,494,593	$ (40,304)	$ 2,136,871	$ 100,000	$ 2,061,833	$ (24,962)	$ 733,105	$ 199,326	$ (690)	$ 534,469	$ 188,154	$ 33,744	$ 36,294	$ 118,116	$ 824,290	$ 49,452	$ 481,994	$ 292,844	$ 812,366	$ 789,350	$ 23,016
Consolidated net income	1,367,372	[1]	20,933	[1]		0	[1]		1,346,439	[1]	0	[1]	164,891	0	0	164,891	201,604	0	201,604	0	473,923	0	473,923	0	108,729	0	0	108,729	35,976	0	0	35,976	80,845	0	0	80,845	64,197	0	64,197
Member contribution																					333,830	0	333,830	0
Other comprehensive income (loss)	(130,240)		0		0	0		0	0		(130,240)						(29,306)	0	0	(29,306)	(14,545)	0	0	(14,545)
Common stock repurchased, value	(234,632)		0		0	(234,632)		0	0		0
Common stock issuances related to stock plans	72,183		0		0	78,975		(6,792)	0		0
Common stock dividends declared	(588,880)		0			0			(588,880)		0		(117,800)	0	0	(117,800)	(301,950)	0	(301,950)	0	(358,200)	0	(358,200)	0	(3,300)	0	0	(3,300)	(42,000)	0	0	(42,000)	(5,780)	0	0	(5,780)	(76,000)	0	(76,000)
Preferred dividend requirements of subsidiaries	(20,933)	[1]	(20,933)	[1]		0	[1]		0	[1]	0	[1]	(6,873)	0	0	(6,873)	(825)	0	(825)	0	(6,950)	0	(6,950)	0	(2,828)	0	0	(2,828)	(965)	0	0	(965)
Other																	(36)	0	(36)	0
Ending Balance at Dec. 31, 2011	9,055,270		94,000		2,548	(5,680,468)		5,360,682	9,446,960		(168,452)		1,444,124	470	588,444	855,210	1,333,776	10,000	1,393,386	(69,610)	2,564,929	100,000	2,504,436	(39,507)	835,706	199,326	(690)	637,070	181,165	33,744	36,294	111,127	899,355	49,452	481,994	367,909	800,563	789,350	11,213
Consolidated net income	(146,740)												13,874				28,358				33,295				8,682				40				1,745				26,536
Ending Balance at Mar. 31, 2012
Beginning Balance at Dec. 31, 2011	9,055,270		94,000		2,548	(5,680,468)		5,360,682	9,446,960		(168,452)		1,444,124	470	588,444	855,210	1,333,776	10,000	1,393,386	(69,610)	2,564,929	100,000	2,504,436	(39,507)	835,706	199,326	(690)	637,070	181,165	33,744	36,294	111,127	899,355	49,452	481,994	367,909	800,563	789,350	11,213
Consolidated net income	868,363	[1]	21,690	[1]		0	[1]		846,673	[1]	0	[1]	152,365	0	0	152,365	158,977	0	158,977	0	281,081	0	281,081	0	46,768	0	0	46,768	17,065	0	0	17,065	41,971	0	0	41,971	111,866	0	111,866
Member contribution																	1,000	0	1,000	0	253,661	0	253,661	0
Other comprehensive income (loss)	(124,631)		0		0	0		0	0		(124,631)						4,381	0	0	4,381	(6,625)	0	0	(6,625)
Common stock issuances related to stock plans	102,819		0		0	105,649		(2,830)	0		0
Common stock dividends declared	(589,042)		0			0			(589,042)		0		(10,000)	0	0	(10,000)	(114,200)	0	(114,200)	0	(15,600)	0	(15,600)	0					(1,700)	0	0	(1,700)	(87,180)	0	0	(87,180)	(79,700)	0	(79,700)
Preferred dividend requirements of subsidiaries	(21,690)	[1]	(21,690)	[1]		0	[1]		0	[1]	0	[1]	(6,873)	0	0	(6,873)	(825)	0	(825)	0	(6,950)	0	(6,950)	0	(2,828)	0	0	(2,828)	(965)	0	0	(965)
Other																	(105)	0	(105)	0
Ending Balance at Dec. 31, 2012	9,291,089		94,000		2,548	(5,574,819)		5,357,852	9,704,591		(293,083)		1,579,616	470	588,444	990,702	1,383,004	10,000	1,438,233	(65,229)	3,070,496	100,000	3,016,628	(46,132)	879,646	199,326	(690)	681,010	195,565	33,744	36,294	125,527	854,146	49,452	481,994	322,700	832,729	789,350	43,379
Beginning Balance at Sep. 30, 2012
Consolidated net income	301,850												10,185				30,020				36,864				(4,908)				(716)				4,788				19,346
Ending Balance at Dec. 31, 2012	9,291,089												1,579,616				1,383,004				3,070,496				879,646				195,565				854,146				832,729
Consolidated net income	166,982												14,719				27,165				45,376				13,934				1,307				922				28,006
Ending Balance at Mar. 31, 2013
Beginning Balance at Dec. 31, 2012	9,291,089		94,000		2,548	(5,574,819)		5,357,852	9,704,591		(293,083)		1,579,616	470	588,444	990,702	1,383,004	10,000	1,438,233	(65,229)	3,070,496	100,000	3,016,628	(46,132)	879,646	199,326	(690)	681,010	195,565	33,744	36,294	125,527	854,146	49,452	481,994	322,700	832,729	789,350	43,379
Consolidated net income	730,572	[1]	18,670	[1]		0	[1]		711,902	[1]	0	[1]	161,948	0	0	161,948	161,662	0	161,662	0	252,464	0	252,464	0	82,159	0	0	82,159	11,683	0	0	11,683	57,881	0	0	57,881	113,664	0	113,664
Other comprehensive income (loss)	263,759		0		0	0		0	0		263,759						37,027	0	0	37,027	36,497	0	0	36,497
Common stock issuances related to stock plans	51,156		0		0	40,877		10,279	0		0
Common stock dividends declared	(591,440)		0			0			(591,440)		0		(15,000)	0	0	(15,000)	(119,900)	0	(119,900)	0	(376,855)	0	(376,855)	0	(7,400)	0	0	(7,400)					(25,000)	0	0	(25,000)	(70,286)	0	(70,286)
Preferred dividend requirements of subsidiaries	(18,670)	[1]	(18,670)	[1]		0	[1]		0	[1]	0	[1]	(6,873)	0	0	(6,873)	(825)	0	(825)	0	(6,950)	0	(6,950)	0	(2,828)	0	0	(2,828)	(965)	0	0	(965)
Other														0	27	0	9	0	9	0
Ending Balance at Dec. 31, 2013	9,726,466		94,000		2,548	(5,533,942)		5,368,131	9,825,053		(29,324)		1,719,718	470	588,471	1,130,777	1,460,977	10,000	1,479,179	(28,202)	2,975,652	100,000	2,885,287	(9,635)	951,577	199,326	(690)	752,941	206,283	33,744	36,294	136,245	887,027	49,452	481,994	355,581	876,107	789,350	86,757
Beginning Balance at Sep. 30, 2013
Consolidated net income	151,353												24,169				42,135				45,114				15,458				1,692				10,205				22,819
Ending Balance at Dec. 31, 2013	$ 9,726,466												$ 1,719,718				$ 1,460,977				$ 2,975,652				$ 951,577				$ 206,283				$ 887,027				$ 876,107

[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.