Quarterly report pursuant to Section 13 or 15(d)

Note 5 - Cash, Cash Equivalents and Investments (Tables)

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Note 5 - Cash, Cash Equivalents and Investments (Tables)
3 Months Ended
Mar. 31, 2024
Notes Tables  
Cash, Cash Equivalents and Investments [Table Text Block]
   

Total

   

Quoted prices in active markets (Level 1)

   

Significant other observable inputs (Level 2)

   

Significant unobservable inputs (Level 3)

 

March 31, 2024

                               

Money market funds, included in cash equivalents

  $ 8,143     $ 8,143     $     $  

US treasuries, included in cash equivalents

    7,921       7,921              

Total

  $ 16,064     $ 16,064     $     $  
   

Total

   

Quoted prices in active markets (Level 1)

   

Significant other observable inputs (Level 2)

   

Significant unobservable inputs (Level 3)

 

December 31, 2023

                               

Money market funds, included in cash equivalents

  $ 13,224     $ 13,224     $     $  

Investments - US treasuries

    8,970       8,970              

Total

  $ 22,194     $ 22,194     $     $