Retirement And Other Postretirement Benefits (Narrative) (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Expected current year pension contributions			$ 399,000,000
Pension contributions made through Year To Date			320,000,000
Entergy Arkansas [Member]
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Expected current year pension contributions			95,464,000
Pension contributions made through Year To Date			76,371,000
Remaining estimated pension contributions to be made in current year	19,093,000		19,093,000
Entergy Texas [Member]
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Expected current year pension contributions			17,072,000
Pension contributions made through Year To Date			13,793,000
Remaining estimated pension contributions to be made in current year	3,279,000		3,279,000
Non-Qualified Pension Plans [Member] | Parent Company [Member]
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Net periodic benefit costs	6,500,000	33,100,000	25,600,000	44,100,000
Settlement loss	2,300,000	28,100,000	12,500,000	28,100,000
Non-Qualified Pension Plans [Member] | Entergy Arkansas [Member]
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Net periodic benefit costs	377,000	121,000	657,000	326,000
Settlement loss	274,000	19,000	337,000	19,000
Non-Qualified Pension Plans [Member] | Entergy Texas [Member]
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Net periodic benefit costs	129,000	560,000	373,000	857,000
Settlement loss	$ 10,000	$ 415,000	$ 16,000	$ 415,000