Annual report pursuant to Section 13 and 15(d)

Note 5 - Fair Value Measurements (Tables)

v3.22.4
Note 5 - Fair Value Measurements (Tables)
12 Months Ended
Dec. 31, 2022
Notes Tables  
Debt Securities, Available-for-Sale [Table Text Block]
       

December 31, 2022

   

December 31, 2021

 
   

Fair Value Level1

 

Adjusted Cost

   

Gross Unrealized Losses

   

Fair Value

   

Adjusted Cost

   

Gross Unrealized Losses

   

Fair Value

 

Money market funds

 

Level 1

  $ 2,143     $     $ 2,143     $ 20,711     $     $ 20,711  

Government and municipal debt securities

 

Level 2

    6,759             6,759       14,006       (2 )     14,004  

Corporate debt securities

 

Level 2

    47,947       (16 )     47,931       31,863       (16 )     31,847  

Total investments

      $ 56,849     $ (16 )   $ 56,833     $ 66,580     $ (18 )   $ 66,562