Quarterly report pursuant to Section 13 or 15(d)

Note 9 - Accrued Expenses

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Note 9 - Accrued Expenses
3 Months Ended
Mar. 31, 2023
Notes to Financial Statements  
Accounts Payable and Accrued Liabilities Disclosure [Text Block]

9. Accrued expenses

 

Accrued expenses consist of the following (in thousands):

 

   

March 31, 2023

   

December 31, 2022

 
                 

Property, plant and equipment related

  $ 560     $ 770  

Class action settlement

          500  

Payroll related

    601       418  

Professional services

    77       51  

Other

    270       41  
    $ 1,508     $ 1,780