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Note 13 - Stock-based Compensation (Tables)
9 Months Ended
Sep. 30, 2024
Notes Tables  
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block]
   

Three months ended September 30,

   

Nine months ended September 30,

 
   

2024

   

2023

   

2024

   

2023

 

Cost of revenue

  $     $ 32     $     $ 127  

Research and development

    926       1,720       2,634       5,528  

Sales and marketing

    37       653       222       2,695  

General and administrative

    1,285       1,679       4,146       6,357  

Total stock-based compensation

  $ 2,248     $ 4,084     $ 7,002     $ 14,707