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Note 10 - Fair Value Measurements (Tables)
12 Months Ended
Dec. 31, 2020
Notes Tables  
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

 

 

Total

  

Level 1

  

Level 2

  

Level 3

 
As of December 31, 2020                

Financial assets:

                

Deferred compensation plan

 $4,717  $3,884  $833  $- 
                 

Financial liabilities:

                

Foreign currency forward contracts

 $(1,150) $-  $(1,150) $- 
                 

As of December 31, 2019

                

Financial assets:

                

Deferred compensation plan

 $5,150  $4,268  $882  $- 
                 

Financial liabilities:

                

Foreign currency forward contracts

 $(138) $-  $(138) $-