Quarterly report pursuant to Section 13 or 15(d)

Note 4 - Fair Value Measurements (Tables)

v3.23.1
Note 4 - Fair Value Measurements (Tables)
3 Months Ended
Mar. 31, 2023
Notes Tables  
Debt Securities, Available-for-Sale [Table Text Block]
     

March 31, 2023

   

December 31, 2022

 
 

Fair Value Level1

 

Adjusted Cost

   

Gross Unrealized Losses

   

Fair Value

   

Adjusted Cost

   

Gross Unrealized Losses

   

Fair Value

 

Money market funds

Level 1

  $ 7,622     $     $ 7,622     $ 2,143     $     $ 2,143  

Government and municipal debt securities

Level 2

                      6,759             6,759  

Corporate debt securities

Level 2

    47,547       (19 )     47,528       47,947       (16 )     47,931  

Total investments

  $ 55,169     $ (19 )   $ 55,150     $ 56,849     $ (16 )   $ 56,833