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

2021

  

2020

 

Weighted average shares outstanding for basic calculation

  2,838   2,083 

Dilutive effect of restricted stock

  35   35 

Weighted average shares outstanding for diluted calculation

  2,873   2,118