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Note 2 - Revenue (Tables)
6 Months Ended
Jun. 30, 2024
Notes Tables  
Revenue from External Customers by Products and Services [Table Text Block]
  

Three Months Ended June 30,

  

Six Months Ended June 30,

 
  

2024

  

2023

  

2024

  

2023

 

Product sales

 $10,218  $10,154  $20,849  $21,202 

Administrative fees, freight and other

  318   410   719   1,255 

Less: sales returns

  (61)  (53)  (142)  (85)

Total net sales

 $10,475  $10,511  $21,426  $22,372