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Risk Management And Fair Values (Tables)
6 Months Ended
Jun. 30, 2012
Schedules Of Concentration Of Risk, By Risk Factor

Type of Risk

 

Affected Businesses

 

 

 

Power price risk

 

Utility, Entergy Wholesale Commodities

Fuel price risk

 

Utility, Entergy Wholesale Commodities

Equity price and interest rate risk - investments

 

Utility, Entergy Wholesale Commodities

FairValueInputsLiabilitiesQuantitativeInformationTableTextBlock

 


Transaction Type

 



Fair Value

as of

June 30, 2012

 

 


Significant
Unobservable Inputs

 

 

Range
from
Average
%

 

 


Effect on
Fair Value

 

 

 

 

 

 

 

 

 

Electricity swaps

 

$206 million

 

Unit contingent discount

 

+/- 3%

 

$13 million

Electricity options

 

$92 million

 

Implied volatility

 

+/- 12%

 

$28 million

Fair Values Of Derivative Instruments
Derivative Instruments Designated As Cash Flow Hedges On Consolidated Statements Of Income
Derivative Instruments Not Designated As Hedging Instruments On The Consolidated Statements Of Income
Assets and liabilities at fair value on a recurring basis
Reconciliation of changes in the net assets (liabilities) for the fair value of derivatives classified as Level 3 in the fair value hierarchy
Entergy Arkansas [Member]
 
Assets and liabilities at fair value on a recurring basis
Entergy Gulf States Louisiana [Member]
 
Fair Values Of Derivative Instruments
Derivative Instruments Not Designated As Hedging Instruments On The Consolidated Statements Of Income
Assets and liabilities at fair value on a recurring basis
Entergy Louisiana [Member]
 
Fair Values Of Derivative Instruments
Derivative Instruments Not Designated As Hedging Instruments On The Consolidated Statements Of Income
Assets and liabilities at fair value on a recurring basis
Entergy Mississippi [Member]
 
Fair Values Of Derivative Instruments
Derivative Instruments Not Designated As Hedging Instruments On The Consolidated Statements Of Income
Assets and liabilities at fair value on a recurring basis
Entergy New Orleans
 
Fair Values Of Derivative Instruments
Derivative Instruments Not Designated As Hedging Instruments On The Consolidated Statements Of Income
Assets and liabilities at fair value on a recurring basis
Entergy Texas [Member]
 
Assets and liabilities at fair value on a recurring basis
System Energy [Member]
 
Assets and liabilities at fair value on a recurring basis