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EARNINGS PER SHARE (Tables)
6 Months Ended
Jun. 30, 2011
Notes To Financial Statements [Abstract]  
Reconciliation of Basic Earnings Per Share to Diluted Earnings Per Share Table
The following represents a reconciliation of basic earnings per share to diluted earnings per share:

   
Three Months Ended June 30,
  
Six Months Ended June 30,
 
      
2011
        
2010
        
2011
        
2010
    
         
Per
        
Per
        
Per
        
Per
 
         
Share
        
Share
        
Share
        
Share
 
   
Income
  
Shares
  
Amount
  
Income
  
Shares
  
Amount
  
Income
  
Shares
  
Amount
  
Income
  
Shares
  
Amount
 
Basic earnings
                                    
  per share:
                                    
  Net earnings
 $122.9   100.6  $1.22  $153.7   103.5  $1.48  $250.0   100.4  $2.49  $286.4   104.0  $2.75 
  Dilutive effect of
                                                
    employee  stock
                                                
    options and awards
  --   1.3       --   0.9       --   1.3       --   0.9     
  Effect of convertible
                                                
    debt, net of tax
  --   0.9       --   1.0       --   0.9       --   1.0     
Diluted earnings
                                                
  per share:
                                                
  Net earnings
                                                
    including impact of
                                                
    dilutive adjustments
 $122.9   102.8  $1.20  $153.7   105.4  $1.46  $250.0   102.6  $2.44  $286.4   105.9  $2.70 

Potential Common Shares Not Included in Computation of Diluted Earnings Per Share Table
    The following table summarizes the potential common shares not included in the computation of diluted earnings per share because their impact would have been antidilutive:

   
Three Months Ended
  
Six Months Ended
 
   
June 30,
  
June 30,
 
   
2011
  
2010
  
2011
  
2010
 
Stock options
  1.4   2.8   1.2   4.0