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Note 3 - Accounts Receivable (Tables)
6 Months Ended
Jun. 30, 2025
Notes Tables  
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]
    June 30, 2025     December 31, 2024  

Trade accounts receivable

  $ 3,032     $ 3,929  

Allowance for credit losses

          (147 )

Accounts receivable, net

  $ 3,032     $ 3,782