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Retirement And Other Postretirement Benefits (Tables)
9 Months Ended
Sep. 30, 2013
Parent Company [Member]
 
Defined Benefit Plan Disclosure [Line Items]  
Reclassification out of Accumulated Other Comprehensive Income, amortization
Parent Company [Member] | Pension Plans Defined Benefit [Member]
 
Defined Benefit Plan Disclosure [Line Items]  
Components Of Net Pension Cost

 

Entergy's qualified pension cost, including amounts capitalized, for the third quarters of 2013 and 2012, included the following components:

 

 

 

2013

 

2012

 

 

(In Thousands)

 

 

 

 

 

Service cost - benefits earned during the period

 

$43,542 

 

$37,691 

Interest cost on projected benefit obligation

 

65,464 

 

65,232 

Expected return on assets

 

(81,898)

 

(79,356)

Amortization of prior service cost

 

531 

 

683 

Amortization of loss

 

54,156

 

41,820 

Curtailment loss

 

1,304 

 

Net pension costs

 

$83,099 

 

$66,070 

 

Entergy's qualified pension cost, including amounts capitalized, for the nine months ended September 30, 2013 and 2012, included the following components:

 

 

 

2013

 

2012

 

 

(In Thousands)

 

 

 

 

 

Service cost - benefits earned during the period

 

$131,644 

 

$113,073 

Interest cost on projected benefit obligation

 

195,996 

 

195,696 

Expected return on assets

 

(245,394)

 

(238,068)

Amortization of prior service cost

 

1,665 

 

2,049 

Amortization of loss

 

164,058 

 

125,460 

Curtailment loss

 

1,304 

 

Net pension costs

 

$249,273 

 

$198,210 

Parent Company [Member] | Other Postretirement [Member]
 
Defined Benefit Plan Disclosure [Line Items]  
Components Of Net Pension Cost
Entergy Arkansas [Member] | Pension Plans Defined Benefit [Member]
 
Defined Benefit Plan Disclosure [Line Items]  
Components Of Net Pension Cost
Expected Employer Contributions
Entergy Arkansas [Member] | Other Postretirement [Member]
 
Defined Benefit Plan Disclosure [Line Items]  
Components Of Net Pension Cost
Entergy Arkansas [Member] | Non-Qualified Pension Plans [Member]
 
Defined Benefit Plan Disclosure [Line Items]  
Components Of Net Pension Cost
Entergy Gulf States Louisiana [Member]
 
Defined Benefit Plan Disclosure [Line Items]  
Reclassification out of Accumulated Other Comprehensive Income, amortization
Entergy Gulf States Louisiana [Member] | Pension Plans Defined Benefit [Member]
 
Defined Benefit Plan Disclosure [Line Items]  
Components Of Net Pension Cost
Expected Employer Contributions
Entergy Gulf States Louisiana [Member] | Other Postretirement [Member]
 
Defined Benefit Plan Disclosure [Line Items]  
Components Of Net Pension Cost
Entergy Gulf States Louisiana [Member] | Non-Qualified Pension Plans [Member]
 
Defined Benefit Plan Disclosure [Line Items]  
Components Of Net Pension Cost
Entergy Louisiana [Member]
 
Defined Benefit Plan Disclosure [Line Items]  
Reclassification out of Accumulated Other Comprehensive Income, amortization
Entergy Louisiana [Member] | Pension Plans Defined Benefit [Member]
 
Defined Benefit Plan Disclosure [Line Items]  
Components Of Net Pension Cost
Expected Employer Contributions
Entergy Louisiana [Member] | Other Postretirement [Member]
 
Defined Benefit Plan Disclosure [Line Items]  
Components Of Net Pension Cost
Entergy Louisiana [Member] | Non-Qualified Pension Plans [Member]
 
Defined Benefit Plan Disclosure [Line Items]  
Components Of Net Pension Cost
Entergy Mississippi [Member] | Pension Plans Defined Benefit [Member]
 
Defined Benefit Plan Disclosure [Line Items]  
Components Of Net Pension Cost
Expected Employer Contributions
Entergy Mississippi [Member] | Other Postretirement [Member]
 
Defined Benefit Plan Disclosure [Line Items]  
Components Of Net Pension Cost
Entergy Mississippi [Member] | Non-Qualified Pension Plans [Member]
 
Defined Benefit Plan Disclosure [Line Items]  
Components Of Net Pension Cost
Entergy New Orleans | Pension Plans Defined Benefit [Member]
 
Defined Benefit Plan Disclosure [Line Items]  
Components Of Net Pension Cost
Expected Employer Contributions
Entergy New Orleans | Other Postretirement [Member]
 
Defined Benefit Plan Disclosure [Line Items]  
Components Of Net Pension Cost
Entergy New Orleans | Non-Qualified Pension Plans [Member]
 
Defined Benefit Plan Disclosure [Line Items]  
Components Of Net Pension Cost
Entergy Texas [Member] | Pension Plans Defined Benefit [Member]
 
Defined Benefit Plan Disclosure [Line Items]  
Components Of Net Pension Cost
Expected Employer Contributions
Entergy Texas [Member] | Other Postretirement [Member]
 
Defined Benefit Plan Disclosure [Line Items]  
Components Of Net Pension Cost
Entergy Texas [Member] | Non-Qualified Pension Plans [Member]
 
Defined Benefit Plan Disclosure [Line Items]  
Components Of Net Pension Cost
System Energy [Member] | Pension Plans Defined Benefit [Member]
 
Defined Benefit Plan Disclosure [Line Items]  
Components Of Net Pension Cost
Expected Employer Contributions
System Energy [Member] | Other Postretirement [Member]
 
Defined Benefit Plan Disclosure [Line Items]  
Components Of Net Pension Cost