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EARNINGS PER SHARE (Tables)
 12 Months Ended
Dec. 31, 2011
Components of Calculation of Earnings Per Share

The components of the calculation of earnings per share are as follows:

 

     2011      2010      2009  
     (Dollars and shares in thousands)  

Net income

    $ 193,173       $ 144,646       $ 159,409   
  

 

 

     

 

 

     

 

 

  

Weighted average number of shares used in:

         

Basic earnings per share

      69,996         75,905         76,351   

Dilutive common stock equivalents:

         

Stock options and restricted stock units

      386         603         620   
  

 

 

     

 

 

     

 

 

  

Diluted earnings per share

      70,382         76,508         76,971