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Note 9 - Accrued Expenses and Other Liabilities (Tables)
9 Months Ended
Sep. 30, 2022
Notes Tables  
Schedule of Accrued Liabilities [Table Text Block]
  

September 30, 2022

  

December 31, 2021

 
         

Compensation and related expenses

 $11,166  $9,523 

Professional fees

  3,063   3,590 

Operating lease liability – current

  1,922   1,526 

Clinical trial costs

  1,352   1,961 

Financing lease liability – current

  -   188 

Other

  496   1,059 

Total

 $17,999  $17,847