v3.26.1
Note 5 - Financial Instruments and Fair Value Measurements (Tables)
12 Months Ended
Dec. 31, 2025
Notes Tables  
Fair Value, by Balance Sheet Grouping [Table Text Block]
  

As of December 31, 2025

 
  

Carrying Amount

  

Fair Value

  

Quoted Priced in active markets (Level 1)

  

Significant other observable inputs (Level 2)

  

Significant unobservable inputs (Level 3)

 

Assets

                    

Money market funds

 $12,191  $12,191  $12,191  $  $ 

Total assets

 $12,191  $12,191  $12,191  $  $ 
                     

Liabilities

                    

Derivative liability

 $292  $292  $  $  $292 

Total liabilities

 $292  $292  $  $  $292 
  

As of December 31, 2024

 
  

Carrying Amount

  

Fair Value

  

Quoted Priced in active markets (Level 1)

  

Significant other observable inputs (Level 2)

  

Significant unobservable inputs (Level 3)

 

Assets

                    

Money market funds

 $1,819  $1,819  $1,819  $  $ 

Total assets

 $1,819  $1,819  $1,819  $  $ 
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]

 

 

Derivative Liability

 

Balance as of January 1, 2025

 $ 

Issuances

  320 

Net change in fair value

  (28)

Balance as of December 31, 2025

 $292