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Note 16 - Related Party Transactions (Tables)
9 Months Ended
Sep. 30, 2023
Notes Tables  
Schedule of Related Party Transactions [Table Text Block]
  

Three Months Ended

September 30,

  

Nine Months Ended

September 30,

 
  

2023

  

2022

  

2023

  

2022

 

Related party revenue:

                

NeutroPhase

 $  $  $1,043  $657 

Total related party revenue

 $  $  $1,043  $657 
                 

Cost of goods sold:

                

NeutroPhase

 $(28

)

 $  $(923

)

 $(648

)

Total related party expenses

 $(28

)

 $  $(923

)

 $(648

)