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Note 5 - Net Income (Loss) Per Share (Tables)
3 Months Ended
Mar. 31, 2022
Notes Tables  
Schedule of Weighted Average Number of Shares [Table Text Block]
   

Three Months Ended

March 31,

 
   

2022

   

2021

 

Basic Shares:

               

Weighted average common shares outstanding

    13,843,260       13,253,050  

Weighted average unvested restricted stock

    (548,463 )     (75,944 )

Basic Shares

    13,294,797       13,177,106  
                 

Diluted Shares:

               

Basic shares

    13,294,797       13,177,106  

Weighted average dilutive securities

          140,281  

Diluted Shares

    13,294,797       13,317,387