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Earnings Per Share
3 Months Ended
Mar. 31, 2013
Earnings Per Share [Abstract]  
Earnings Per Share

8. Earnings Per Share

 

Earnings per share are computed using the weighted average number of shares of Class A Common Stock and Class B Common Stock outstanding during the period. Diluted earnings per share include the effect of all potentially dilutive securities.

The amounts used in computing earnings per share and the weighted average number of shares of potentially dilutive securities are as follows:

 

    Three months ended March 31,
(in thousands, except market price data)   2013   2012
         
Net income available to common shareholders   $11,511     $47,041  
             
Weighted average number of shares:            
             
Weighted average number of shares used in            
calculating basic net income/(loss) per share   31,496     31,309  
             
Effect of dilutive stock-based compensation plans:            
             
Stock options   113     110  
             
Long-term incentive plan   173     114  
             
Weighted average number of shares used in            
calculating diluted net income per share   31,782     31,533  
             
Effect of stock-based compensation plans            
that were not included in the computation of            
diluted earnings per share because            
to do so would have been antidilutive   -     -  
             
Average market price of common stock used            
for calculation of dilutive shares   $26.41     $23.97  
             
Net income per share:            
             
Basic   $0.37     $1.50  
             
Diluted   $0.36     $1.49  

 

The following table presents the number of shares issued and outstanding:

    Class A   Class B   Less: Treasury   Net shares
    Shares   Shares   Shares   Outstanding
                           
March 31, 2013     36,827,227     3,236,098     (8,467,873 )   31,595,452  
December 31, 2012     36,642,204     3,236,098     (8,467,873 )   31,410,429  
March 31, 2012     36,585,004     3,236,098     (8,479,487 )   31,341,615