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Note 7 - Intangible Assets (Tables)
12 Months Ended
Dec. 31, 2025
Notes Tables  
Schedule of Finite-Lived Intangible Assets [Table Text Block]
  

Gross

         
  

Carrying

  

Accumulated

  

Net Book

 
  

Value

  

Amortization

  

Value

 

Developed technology

 $184,100  $(184,100) $ 

Customer relationships

  1,300   (1,300)   

Non-compete agreements

  5,640   (5,640)   

Total

 $191,040  $(191,040) $ 
  

Gross

         
  

Carrying

  

Accumulated

  

Net Book

 
  

Value

  

Amortization

  

Value

 

Developed technology

 $184,100  $(165,690) $18,410 

Customer relationships

  1,300   (1,170)  130 

Non-compete agreements

  5,640   (5,076)  564 

Total

 $191,040  $(171,936) $19,104