Retirement, Other Postretirement Benefits, And Defined Contribution Plans (Contributions To Defined Contribution Plans) (Details) (Defined Contribution Plans [Member], USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Entergy Arkansas [Member]
Contributions to defined contribution plans	$ 3,351	$ 3,223	$ 3,183
Entergy Gulf States Louisiana [Member]
Contributions to defined contribution plans	1,906	1,842	1,804
Entergy Louisiana [Member]
Contributions to defined contribution plans	2,393	2,327	2,260
Entergy Mississippi [Member]
Contributions to defined contribution plans	1,954	1,875	1,894
Entergy New Orleans [Member]
Contributions to defined contribution plans	769	740	725
Entergy Texas [Member]
Contributions to defined contribution plans	$ 1,616	$ 1,601	$ 1,613