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Note 7 - Borrowings (Tables)
12 Months Ended
Dec. 31, 2022
Notes Tables  
Schedule of Debt [Table Text Block]

Year Ending December 31,

       

2023

  $  

2024

    9,045  

2025

    10,339  

Total

    19,384  

Less: Amount of PIK additions and final facility fee to be incurred subsequent to December 31, 2022

    (4,970

)

Less: Amount representing debt issuance costs

    (249

)

Borrowings, current portion, as of December 31, 2022

  $ 14,165