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Note 13 - Other Financial Statement Information (Tables)
9 Months Ended
Sep. 30, 2024
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
  

September 30, 2024

 

December 31, 2023

Raw materials

 $411  $271 

Work in process

  14   9 

Finished goods

  4    

Total gross inventory

  429   280 

Reserve for excess and obsolete inventory

  (91)  (76)

Inventories, net

 $338  $204 
Schedule of Finite-Lived Intangible Assets [Table Text Block]
  

September 30, 2024

 

December 31, 2023

Intellectual property

 $214  $214 

Gross intangible assets

  214   214 

Less: Accumulated amortization

  (173)  (157)

Intangible assets, net

 $41  $57