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Note 13 - Major Customers and Related Information (Tables)
3 Months Ended
Mar. 31, 2022
Notes Tables  
Disaggregation of Revenue [Table Text Block]
  

For the Three Months

 
  

Ended March 31,

 
  

2022

  

2021

 

Americas

 $1,194  $626 

Europe, Middle East and Africa

  174   877 

Asia Pacific

  231   39 
  $1,599  $1,542