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Goodwill, Customer Relationships and Other Intangible Assets
6 Months Ended
Jun. 30, 2012
Goodwill, Customer Relationships and Other Intangible Assets  
Goodwill, Customer Relationships and Other Intangible Assets

 

(3) Goodwill, Customer Relationships and Other Intangible Assets

        Our goodwill, customer relationships and other intangible assets consisted of the following:

 
  Successor  
 
  June 30, 2012   December 31, 2011  
 
  (Dollars in millions)
 

Goodwill

  $ 9,369     9,369  
           

Customer relationships, less accumulated amortization of $957 and $598

  $ 4,742     5,101  
           

Other intangible assets subject to amortization

             

Capitalized software, less accumulated amortization of $556 and $354

  $ 1,329     1,460  
           

        We amortize customer relationships over estimated lives of 10 years, using either the sum-of-the-years-digits or straight-line methods, depending on the type of customer. We amortize capitalized software using the straight-line method over estimated lives ranging up to seven years.

        The table below summarizes our amortization expense:

 
  Successor    
  Predecessor  
 
  Three Months
Ended
June 30, 2012
  Six Months
Ended
June 30, 2012
  Three Months
Ended
June 30, 2011
   
  Three Months
Ended
March 31, 2011
 
 
  (Dollars in millions)
 

Amortization expense

  $ 287     561     319         58