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Earnings and Dividends per Share (Tables)
 3 Months Ended
Mar. 31, 2013
Earnings and Dividends per Share [Abstract]  
Computational components of basic and diluted earnings per share

The computational components of basic and diluted earnings per share for the three month periods ended March 31, 2013 and 2012 are below (shares and dollars in thousands except per share amounts).

 

                         
    For the three month period ended March 31, 2013  
    Numerator
(Income)		     Denominator
(Shares)		     Per Share
Amount		  

Basic net income and earnings per share

   $ 2,208       17,078     $ 0.13  

Effect of dilutive securities and notes:

                        

Common stock equivalents arising from stock options and employee stock purchase plan

     —         696       (0.01 )
   

 

 

    

 

 

    

 

 

  

Diluted earnings and earnings per share

   $ 2,208       17,774     $ 0.12  
   

 

 

    

 

 

    

 

 

  

 

                         
    For the three month period ended March 31, 2012  
    Numerator
(Income)		     Denominator
(Shares)		     Per Share
Amount		  

Basic net income and earnings per share

   $ 2,045       14,527     $ 0.14  

Effect of dilutive securities and notes:

                        

Common stock equivalents arising from stock options and employee stock purchase plan

     —         211          

Subordinated convertible promissory notes

     86       2,390       (0.02 )
   

 

 

    

 

 

    

 

 

  

Diluted earnings and earnings per share

   $ 2,131       17,128     $ 0.12