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Note 9 - Income Per Share (Tables)
9 Months Ended
Sep. 30, 2020
Notes Tables  
Schedule of Weighted Average Number of Shares [Table Text Block]
  

Three Months Ended

  

Nine Months Ended

 
  

September 30,

  

September 30,

 
  

2020

  

2019

  

2020

  

2019

 

Basic weighted average common shares outstanding

  7,495   7,432   7,480   7,419 

Weighted average common equivalent shares due to restricted stock, stock options and RSUs

  60   61   67   57 

Diluted weighted average common shares outstanding

  7,555   7,493   7,547   7,476