Retirement And Other Postretirement Benefits (Narrative) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Pension contributions made through Year To Date	$ 58,300
Entergy Arkansas [Member]
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Expected current year pension contributions	93,999
Pension contributions made through Year To Date	13,653
Remaining estimated pension contributions to be made in current year	80,346
Entergy Texas [Member]
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Expected current year pension contributions	18,302
Pension contributions made through Year To Date	2,610
Remaining estimated pension contributions to be made in current year	15,692
Scenario, Forecast [Member]
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Expected current year pension contributions	400,000
Non-Qualified Pension Plans [Member] | Parent Company [Member]
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Net periodic benefit costs	10,000	5,500
Settlement loss	5,500
Non-Qualified Pension Plans [Member] | Entergy Arkansas [Member]
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Net periodic benefit costs	161	103
Settlement loss	51
Non-Qualified Pension Plans [Member] | Entergy Texas [Member]
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Net periodic benefit costs	125	149
Settlement loss	$ 6