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Earnings Per Share (Tables)
 9 Months Ended
Sep. 30, 2013
Reconciliation of Weighted Average Shares Used in Calculating Basic and Diluted Earnings Per Share

A reconciliation of weighted average shares used in calculating basic and diluted earnings per share follows:

 

(000’s omitted)

    For the Three Months Ended
September 30,
(unaudited)		      For the Nine Months Ended
September 30,
(unaudited)		  
     2013      2012      2013      2012  

Basic

      53,325         68,242         57,966         70,284   

Effect of exercise of stock options

      1,158         987         1,123         976   

Effect of contingent common stock issuance

      —           —          —           48   

Effect of assumed vesting of performance related restricted stock-based awards

      180         —           60         —     

Effect of assumed vesting of restricted stock

      1,489         1,288         1,450         1,213   

Effect of portions of convertible notes subject to conversion

      1,653         —           551         —     
  

 

 

     

 

 

     

 

 

     

 

 

  

Diluted

      57,805         70,517         61,150         72,521