v3.26.1
Note 1 - Business Description and Significant Accounting Policies (Tables)
12 Months Ended
Dec. 31, 2025
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
  

Inventory

  

Reserve

 

Balance as of December 31, 2023

 $930   (691)

Purchases

  163   — 

Sales

  (211)  — 

Reserve adjustments

  —   (191)

Balance as of December 31, 2024

  882   (882)

Purchases

  50   — 

Sales

  (82)  33 

Reserve adjustments

  —   (1)

Balance as of December 31, 2025

 $850  $(850)
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block]
  

December 31,

 
  

2025

  

2024

 

Prepaid expenses

 $204  $20 

Prepaid insurance

  121   51 

Other current assets

  58   12 

Prepaid software licenses

  41   35 

Prepaid expenses and other current assets

 $424  $118