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Benefit Plans
 3 Months Ended
Mar. 31, 2013
Benefit Plans

6. BENEFIT PLANS

 

Components of Net Periodic Benefit Cost

 

The following table provides the components of our net periodic benefit cost (credit) for the plans for the three months ended March 31, 2013 and 2012:

   Other Postretirement
 Pension Plans Benefit Plans
 Three Months Ended March 31, Three Months Ended March 31,
 2013 2012 2013 2012
 (in millions)
Service Cost$ 17 $ 19 $ 6 $ 12
Interest Cost  50   56   18   26
Expected Return on Plan Assets  (69)   (80)   (27)   (25)
Amortization of Prior Service Cost (Credit)  1   -   (17)   (5)
Amortization of Net Actuarial Loss  46   37   16   14
Net Periodic Benefit Cost (Credit)$ 45 $ 32 $ (4) $ 22
Appalachian Power Co [Member]
  
Benefit Plans

6. BENEFIT PLANS

 

The Registrant Subsidiaries participate in an AEP sponsored qualified pension plan and two unfunded nonqualified pension plans. Substantially all employees are covered by the qualified plan or both the qualified and a nonqualified pension plan. The Registrant Subsidiaries also participate in OPEB plans sponsored by AEP to provide health and life insurance benefits for retired employees.

 

Components of Net Periodic Benefit Cost

 

The following tables provide the components of net periodic benefit cost (credit) by Registrant Subsidiary for the plans for the three months ended March 31, 2013 and 2012:

APCo           
   Other Postretirement
 Pension Plans Benefit Plans
 Three Months Ended March 31, Three Months Ended March 31,
 2013 2012 2013 2012
 (in thousands)
Service Cost$ 1,543 $ 1,891 $ 641 $ 1,347
Interest Cost  6,916   7,553   3,363   4,616
Expected Return on Plan Assets  (9,260)   (10,486)   (4,536)   (4,188)
Amortization of Transition Obligation  -   -   -   200
Amortization of Prior Service Cost (Credit)  49   119   (2,512)   (716)
Amortization of Net Actuarial Loss  6,256   5,085   3,062   2,631
Net Periodic Benefit Cost$ 5,504 $ 4,162 $ 18 $ 3,890
Indiana Michigan Power Co [Member]
  
Benefit Plans

6. BENEFIT PLANS

 

The Registrant Subsidiaries participate in an AEP sponsored qualified pension plan and two unfunded nonqualified pension plans. Substantially all employees are covered by the qualified plan or both the qualified and a nonqualified pension plan. The Registrant Subsidiaries also participate in OPEB plans sponsored by AEP to provide health and life insurance benefits for retired employees.

 

Components of Net Periodic Benefit Cost

 

The following tables provide the components of net periodic benefit cost (credit) by Registrant Subsidiary for the plans for the three months ended March 31, 2013 and 2012:

I&M           
   Other Postretirement
 Pension Plans Benefit Plans
 Three Months Ended March 31, Three Months Ended March 31,
 2013 2012 2013 2012
 (in thousands)
Service Cost$ 2,184 $ 2,477 $ 805 $ 1,655
Interest Cost  6,025   6,561   2,055   3,196
Expected Return on Plan Assets  (8,207)   (9,391)   (3,296)   (3,211)
Amortization of Transition Obligation  -   -   -   33
Amortization of Prior Service Cost (Credit)  49   102   (2,355)   (596)
Amortization of Net Actuarial Loss  5,422   4,392   1,882   1,762
Net Periodic Benefit Cost (Credit)$ 5,473 $ 4,141 $ (909) $ 2,839
Ohio Power Co [Member]
  
Benefit Plans

6. BENEFIT PLANS

 

The Registrant Subsidiaries participate in an AEP sponsored qualified pension plan and two unfunded nonqualified pension plans. Substantially all employees are covered by the qualified plan or both the qualified and a nonqualified pension plan. The Registrant Subsidiaries also participate in OPEB plans sponsored by AEP to provide health and life insurance benefits for retired employees.

 

Components of Net Periodic Benefit Cost

 

The following tables provide the components of net periodic benefit cost (credit) by Registrant Subsidiary for the plans for the three months ended March 31, 2013 and 2012:

OPCo           
   Other Postretirement
 Pension Plans Benefit Plans
 Three Months Ended March 31, Three Months Ended March 31,
 2013 2012 2013 2012
 (in thousands)
Service Cost$ 2,372 $ 2,751 $ 1,300 $ 2,187
Interest Cost  10,292   11,298   4,447   6,047
Expected Return on Plan Assets  (15,141)   (17,100)   (6,238)   (5,639)
Amortization of Transition Obligation  -   -   -   26
Amortization of Prior Service Cost (Credit)  71   186   (3,231)   (968)
Amortization of Net Actuarial Loss  9,309   7,610   4,041   3,417
Net Periodic Benefit Cost$ 6,903 $ 4,745 $ 319 $ 5,070
Public Service Co Of Oklahoma [Member]
  
Benefit Plans

6. BENEFIT PLANS

 

The Registrant Subsidiaries participate in an AEP sponsored qualified pension plan and two unfunded nonqualified pension plans. Substantially all employees are covered by the qualified plan or both the qualified and a nonqualified pension plan. The Registrant Subsidiaries also participate in OPEB plans sponsored by AEP to provide health and life insurance benefits for retired employees.

 

Components of Net Periodic Benefit Cost

 

The following tables provide the components of net periodic benefit cost (credit) by Registrant Subsidiary for the plans for the three months ended March 31, 2013 and 2012:

PSO           
   Other Postretirement
 Pension Plans Benefit Plans
 Three Months Ended March 31, Three Months Ended March 31,
 2013 2012 2013 2012
 (in thousands)
Service Cost$ 1,391 $ 1,488 $ 343 $ 709
Interest Cost  2,748   3,075   948   1,449
Expected Return on Plan Assets  (3,918)   (4,504)   (1,522)   (1,480)
Amortization of Prior Service Cost (Credit)  74   (237)   (1,072)   (270)
Amortization of Net Actuarial Loss  2,461   2,052   869   797
Net Periodic Benefit Cost (Credit)$ 2,756 $ 1,874 $ (434) $ 1,205
Southwestern Electric Power Co [Member]
  
Benefit Plans

6. BENEFIT PLANS

 

The Registrant Subsidiaries participate in an AEP sponsored qualified pension plan and two unfunded nonqualified pension plans. Substantially all employees are covered by the qualified plan or both the qualified and a nonqualified pension plan. The Registrant Subsidiaries also participate in OPEB plans sponsored by AEP to provide health and life insurance benefits for retired employees.

 

Components of Net Periodic Benefit Cost

 

The following tables provide the components of net periodic benefit cost (credit) by Registrant Subsidiary for the plans for the three months ended March 31, 2013 and 2012:

SWEPCo           
   Other Postretirement
 Pension Plans Benefit Plans
 Three Months Ended March 31, Three Months Ended March 31,
 2013 2012 2013 2012
 (in thousands)
Service Cost$ 1,753 $ 1,775 $ 423 $ 831
Interest Cost  2,864   3,134   1,075   1,668
Expected Return on Plan Assets  (4,127)   (4,717)   (1,720)   (1,699)
Amortization of Prior Service Cost (Credit)  87   (198)   (1,288)   (233)
Amortization of Net Actuarial Loss  2,553   2,083   982   915
Net Periodic Benefit Cost (Credit)$ 3,130 $ 2,077 $ (528) $ 1,482