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Note 13 - Earnings Per Share ("EPS") (Tables)
3 Months Ended
Mar. 31, 2021
Notes Tables  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
   

Three Months Ended March 31,

 
   

2021

   

2020

 

Shares used in the calculation of basic earnings per share

    14,343       14,202  

Effect of dilutive securities:

               

Stock options, RSAs, PSUs and RSUs

    92       151  

Diluted shares used in the calculation of earnings per share

    14,435       14,353