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Accrued Liabilities (Tables)
6 Months Ended
Jun. 30, 2013
Payables And Accruals [Abstract]  
Accrued Liabilities

Accrued liabilities consist of (in millions):

 

     June 30,      December 31,  
     2013      2012  

Customer prepayments and billings

   $ 674       $ 699   

Accrued vendor costs

     633         444   

Compensation

     389         511   

Warranty

     205         194   

Taxes (non income)

     125         150   

Insurance

     119         108   

Fair value of derivatives

     59         18   

Interest

     12         14   

Other

     465         433   
  

 

 

    

 

 

 

Total

   $ 2,681       $ 2,571   
  

 

 

    

 

 

 
Changes in Carrying Amount of Service and Product Warranties

The changes in the carrying amount of service and product warranties are as follows (in millions):

 

Balance at December 31, 2012

   $ 194   
  

 

 

 

Net provisions for warranties issued during the year

     45   

Amounts incurred

     (38

Currency translation adjustments and other

     4   
  

 

 

 

Balance at June 30, 2013

   $ 205