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Note 2 - Summary of Significant Accounting Policies 1 (Tables)
 9 Months Ended 12 Months Ended
Sep. 30, 2023
Dec. 31, 2022
Notes Tables    
Accounts Receivable, Allowance for Credit Loss [Table Text Block]
  

Nine Months Ended September 30,

 
  

2023

  

2022

 
Allowance for credit losses as of beginning of period $3,237  $1,794 

Provision

  80   1,736 
Allowance for credit losses as of end of period $3,317  $3,530 
  

December 31,

 
  

2022

  

2021

 

Allowance for doubtful accounts as of beginning of period

 $1,794  $— 

Provision

  1,736   1,794 

Write-offs

  —   — 

Foreign exchange and other

  (293)  — 

Allowance for doubtful accounts as of end of period

 $3,237  $1,794 
Schedule of Cash and Cash Equivalents [Table Text Block]
  

September 30,
2023

  

December 31,
2022

 

Cash and cash equivalents

 $30,971  $76,528 

Restricted cash

  —   126 

Restricted cash included in Other non-current assets

  1,151   1,138 

Total cash, cash equivalents and restricted cash

 $32,122  $77,792 
  

December 31,

 
  

2022

  

2021

 

Cash and cash equivalents

 $76,528  $8,533 

Restricted cash

  126   — 

Restricted cash included in Other non-current assets

  1,138   — 

Total cash, cash equivalents and restricted cash

 $77,792  $8,533