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Earnings Per Share
9 Months Ended
Sep. 30, 2012
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, including the effect on income and the weighted average number of shares of potentially dilutive securities, are as follows:

  Three Months Ended Nine Months Ended
  September 30, September 30,
(in thousands, except market price data) 2012 2011 2012 2011
         
Net income available to common shareholders $9,463 $16,674 $22,759 $42,169
         
Weighted average number of shares:        
         
Weighted average number of shares used in        
calculating basic net income per share 31,363 31,278 31,340 31,255
         
Effect of dilutive stock-based compensation plans:        
         
Stock options 35 75 58 112
         
Long-term incentive plan 152 109 152 109
         
Weighted average number of shares used in        
calculating diluted net income per share 31,550 31,462 31,550 31,476
         
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 $19.92 $22.24 $21.46 $23.78
         
Net income per share:        
         
Basic $0.30 $0.53 $0.73 $1.35
         
Diluted $0.30 $0.53 $0.72 $1.34

 

 

As of September 30, 2012 and 2011, there was no dilution resulting from the convertible debt instrument, purchased call option, and warrant that are described in Note 11.

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

  Class A   Class B   Less: Treasury   Net shares
  Shares   Shares   Shares   Outstanding
               
December 31, 2011 36,540,842   3,236,098   (8,479,487)   31,297,453
June 30, 2012 36,589,304   3,236,098   (8,467,873)   31,357,529
September 30, 2012 36,629,604   3,236,098   (8,467,873)   31,397,829