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Note 5 - Accounts Receivable, Net (Tables)
3 Months Ended
Mar. 31, 2024
Notes Tables  
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]
  

March 31,

  

December 31,

 
  

2024

  

2023

 
  

(in thousands)

 

Trade receivables

 $46,965  $60,508 

Current unbilled receivables

  27,231   26,295 

Allowance for doubtful accounts

  (792)  (926)
  $73,404  $85,877