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Note 15 - Common Stock (Tables)
9 Months Ended
Sep. 30, 2021
Notes Tables  
Class of Treasury Stock [Table Text Block]

Period Ended

 

Total Number of Shares Purchased

   

Average Price Paid per Share (1)

   

Total Number of Shares Purchased as Part of Publicly Announced Programs

   

Maximum Dollar Value that May Yet be Purchased Under the Programs

 

August 31, 2021

    15,943     $ 6.06       15,943     $ 24,903,328  

September 30, 2021

    41,816     $ 5.49       41,816     $ 24,672,449  
      57,759               57,759