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Note 8 - Earnings Per Share (Tables)
12 Months Ended
Dec. 31, 2021
Notes Tables  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
  

2021

  

2020

 

Weighted average common shares outstanding basic earnings per share

  6,688,087   6,640,272 

Effect of potential common share issuance:

        

Dilutive effect of Stock options and unvested shares

  15,622   - 
         

Weighted average common shares outstanding

        

Diluted earnings per share

  6,703,709   6,640,272