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Earnings per Share
 9 Months Ended
Sep. 30, 2013
Earnings Per Share [Abstract]  
Earnings per Share
10. Earnings per Share

Earnings per basic and diluted weighted average common share outstanding were calculated as follows for the three and nine months ended September 30, 2013 and 2012 (in thousands, except per share data):

 

     Three Months Ended September 30,      Nine Months Ended September 30,  
     2013      2012      2013      2012  

Net income

    $ 1,016       $ 3,396       $ 16,083       $ 11,734   
  

 

 

     

 

 

     

 

 

     

 

 

  

Basic weighted-average common shares outstanding

      9,449         9,383         9,443         9,375   

Effect of potentially dilutive common shares(1)

      68         116         55         83   
  

 

 

     

 

 

     

 

 

     

 

 

  

Diluted weighted-average common shares outstanding

      9,517         9,499         9,498         9,458   
  

 

 

     

 

 

     

 

 

     

 

 

  

Earnings per common share:

            

Earnings per basic common share

    $ 0.11       $ 0.36       $ 1.70       $ 1.25   

Earnings per diluted common share

    $ 0.11       $ 0.36       $ 1.69       $ 1.24   

Antidilutive shares not included in diluted common share calculation

      93         96         97         120   

 

(1) Represents the effect of the assumed exercise of stock options and the vesting of restricted stock units and performance stock awards, based on the treasury stock method.