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Earnings Per Share (Tables)
9 Months Ended
Sep. 30, 2012
Earnings Per Share [Abstract]  
Reconciliation of numerator and denominator

The following table reconciles the numerator and denominator used to calculate diluted earnings per share for the three and nine months ended September 30, 2012 and 2011:

 

                 
    Three Months Ended September 30,  
    2012     2011  

Numerator:

               

Net income attributable to common shareholders

  $ 1,869,494     $ 1,847,412  
   

 

 

   

 

 

 

Denominator:

               

Weighted-average shares outstanding – basic

    19,432,715       20,327,537  

Dilutive effect of other securities

    238,026       207,110  
   

 

 

   

 

 

 

Weighted-average shares outstanding – diluted

    19,670,741       20,534,647  
   

 

 

   

 

 

 

 

                 
    Nine Months Ended September 30,  
    2012     2011  

Numerator:

               

Net income attributable to common shareholders

  $ 4,036,992     $ 4,746,191  
   

 

 

   

 

 

 

Denominator:

               

Weighted-average shares outstanding – basic

    19,737,216       20,414,593  

Dilutive effect of other securities

    231,835       242,974  
   

 

 

   

 

 

 

Weighted-average shares outstanding – diluted

    19,969,051       20,657,567