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Employee Benefits (Tables)
9 Months Ended
Sep. 30, 2012
Benefit Or (Income) Cost Related To Pension And Postretirement Health Care And Life Insurance

The following table summarizes the benefit (income) cost related to our pension and postretirement health care and life insurance plans:

 

(dollars in millions)    Pension     Health Care and Life  
  

 

 

 
Three Months Ended September 30,    2012     2011     2012     2011  

Service cost

   $ 89     $ 77     $ 92     $ 74  

Amortization of prior service cost (credit)

     (1     18       (8     (15
  

 

 

 

Subtotal

     88       95       84       59  

Expected return on plan assets

     (442     (494     (44     (40

Interest cost

               362                 397               327                 356  
  

 

 

 

Subtotal

     8       (2     367       375  

Remeasurement loss, net

            329                
  

 

 

 

Net periodic benefit (income) cost

   $ 8     $ 327     $ 367     $ 375  
  

 

 

 
(dollars in millions)    Pension     Health Care and Life  
  

 

 

 
Nine Months Ended September 30,    2012     2011     2012     2011  

Service cost

   $ 268     $ 230     $ 277     $ 224  

Amortization of prior service cost (credit)

     (3     54       (26     (43
  

 

 

 

Subtotal

     265       284       251       181  

Expected return on plan assets

     (1,327     (1,482     (129     (122

Interest cost

     1,086       1,192       980       1,066  
  

 

 

 

Subtotal

     24       (6     1,102       1,125  

Remeasurement loss, net

            309                
  

 

 

 

Net periodic benefit (income) cost

   $ 24     $ 303     $ 1,102     $ 1,125