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Earnings Per Share
6 Months Ended
Jun. 30, 2011
Earnings Per Share  
Earnings Per Share
8. EARNINGS PER SHARE

Basic earnings per share is computed by dividing net income by the weighted average number of common shares outstanding during the period. Diluted earnings per share reflects the potential dilution that could occur if securities or other contracts to issue common stock were exercised or converted into common stock or resulted in the issuance of common stock that then shared in the earnings of the entity. For CCA diluted earnings per share is computed by dividing net income by the weighted average number of common shares after considering the additional dilution related to restricted stock-based compensation and stock options.

 

A reconciliation of the numerator and denominator of the basic earnings per share computation to the numerator and denominator of the diluted earnings per share computation is as follows (in thousands, except per share data):

                                 
     For the Three Months
Ended June 30,
    For the Six Months
Ended June 30,
 
     2011      2010     2011      2010  
         

NUMERATOR

                                  

Basic:

                                  

Income from continuing operations

   $ 42,418       $ 37,609      $ 82,748       $ 71,781   

Loss from discontinued operations, net of tax

     —           (991     —           (257
                                    

Net income

   $ 42,418       $ 36,618      $ 82,748       $ 71,524   
                                    
         

Diluted:

                                  

Income from continuing operations

   $ 42,418       $ 37,609      $ 82,748       $ 71,781   

Loss from discontinued operations, net of tax

     —           (991     —           (257
                                    

Diluted net income

   $ 42,418       $ 36,618      $ 82,748       $ 71,524   
                                    
         

DENOMINATOR

                                  

Basic:

                                  

Weighted average common shares outstanding

     106,977         112,980        107,828         114,163   
                                    
         

Diluted:

                                  

Weighted average common shares outstanding

     106,977         112,980        107,828         114,163   

Effect of dilutive securities:

                                  

Stock options

     622         770        657         804   

Restricted stock-based compensation

     129         123        146         139   
                                    

Weighted average shares and assumed conversions

     107,728         113,873        108,631         115,106   
                                    
         

BASIC EARNINGS PER SHARE:

                                  

Income from continuing operations

   $ 0.40       $ 0.33      $ 0.77       $ 0.63   

Loss from discontinued operations, net of tax

     —           (0.01     —           —     
                                    

Net income

   $ 0.40       $ 0.32      $ 0.77       $ 0.63   
                                    
         

DILUTED EARNINGS PER SHARE:

                                  

Income from continuing operations

   $ 0.39       $ 0.33      $ 0.76       $ 0.62   

Loss from discontinued operations, net of tax

     —           (0.01     —           —     
                                    

Net income

   $ 0.39       $ 0.32      $ 0.76       $ 0.62