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Note 11 - Derivatives and Hedging Activities (Tables)
3 Months Ended
Mar. 31, 2021
Notes Tables  
Schedule of Derivative Instruments [Table Text Block]
  

March 31, 2021

  

December 31, 2020

 
  

(unaudited)

     

Derivative liabilities:

        

Derivatives designated as cash flow hedging instruments:

        

Foreign exchange option contracts

 $1  $ 

Foreign exchange forward contracts

  27    

Total

 $28  $ 
Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss) [Table Text Block]
  

Three months ended
March 31,

 
  

2021

(unaudited)

  

2020

(unaudited)

 

Derivatives designated as cash flow hedging instruments:

        

Foreign exchange option contracts

 $(1) $(28)

Foreign exchange forward contracts

  (49)  229 
  $(50) $201 
Schedule of Net Investment Hedges in Accumulated Other Comprehensive Income (Loss) [Table Text Block]
  

Three months ended
March 31,

 
  

2021

(unaudited)

  

2020

(unaudited)

 

Derivatives designated as cash flow hedging instruments:

        

Foreign exchange option contracts

 $  $ 

Foreign exchange forward contracts

  22    
  $22  $