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Commitments and Contingencies (Tables)
3 Months Ended
Mar. 31, 2012
Commitments and Contingencies [Abstract]  
Actively related to asbestos claims
                 
     2012     2011  

Pending claims – January 1

    105,486       103,575  

New claims

    1,032       1,339  

Settlements

    (345     (475

Dismissals

    (10,491     (761
Pending claims – March 31     95,682       103,678  
Net asbestos charges
                                 
    2012     2011  
     Pre-tax     After-tax     Pre-tax     After-tax  

Continuing operations

  $ 13     $ 8     $ 16     $ 12  

Discontinued operations

                3       2  
Total   $ 13     $ 8     $ 19     $ 14  
Roll forward of asbestos liability and related assets
                         
     Liability     Asset     Net  

Balance as of December 31

  $     1,668     $     954     $     714  

Changes in estimate during the period:

                       

Continuing operations

    22       9       13  

Discontinued operations

    4       4        

Net cash activity

    (34     (18     (16

Balance as of March 31

  $ 1,660     $ 949     $ 711  

Current portion

    138       118          

Noncurrent portion

    1,522       831          
Roll forward of accrued environmental liabilities

The following table illustrates the activity related to our accrued liabilities for environmental matters for the quarter ended March 31, 2012.

 

         

Environmental liability – December 31

  $     102  

Accruals added during the period

     

Change in estimates for pre-existing accruals

    2  

Payments

    (3

Environmental liability – March 31

  $ 101  
Range of environmental liability and number of active sites for these environmental matters
         

Low-end range

  $ 81  

High end range

  $     172  

Number of active environmental investigation and remediation sites

    66