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Note 9 - Basic and Diluted Earnings Per Common Share (Tables)
3 Months Ended
Mar. 31, 2021
Notes Tables  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
  

Three Months Ended March 31,

 
  

2021

  

2020

 
         

Numerator for basic and diluted earnings per common share:

        

Net income for the period

 $2,149  $2,834 
         

Denominator for basic and diluted earnings per common share:

        

Basic weighted average number of common shares outstanding

  10,617,807   10,612,230 

Effect of outstanding stock options

  178,955   101,448 

Diluted weighted average number of shares outstanding

  10,796,762   10,713,678 
         

Basic earnings per common share

 $0.20  $0.27 
         

Diluted earnings per common share

 $0.20  $0.26