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Severance and Leased Real Estate (Tables)
9 Months Ended
Sep. 30, 2012
Severance and Leased Real Estate  
Schedule of changes in accrued liabilities for severance expenses and leased real estate
 
  Severance   Real Estate  
 
  (Dollars in millions)
 

Balance at December 31, 2011 (Successor)

  $ 29     153  

Accrued to expense

    60     2  

Payments, net

    (74 )   (25 )

Reversals and adjustments

    (3 )    
           

Balance at September 30, 2012 (Successor)

  $ 12     130