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Fair Value of Financial Instruments
12 Months Ended
Dec. 31, 2022
Fair Value Disclosures [Abstract]  
Fair Value of Financial Instruments

Note 3 Fair Value of Financial Instruments

 

The estimated fair values of financial instruments outstanding were (in thousands):

 

   December 31, 2022 
       Unrealized   Unrealized   Fair 
   Cost   Gains   Losses   Value 
Short-term investments  $10,866   $   $(30)  $10,836 

Total

  $10,866   $   $(30)  $10,836 

 

   December 31, 2021 
       Unrealized   Unrealized   Fair 
   Cost   Gains   Losses   Value 
Short-term investments  $23,040   $   $(29)  $23,011 
Total  $23,040   $   $(29)  $23,011 

 

The following table represents the Company’s fair value hierarchy for its financial assets (cash equivalents and investments, in thousands):

 

   Fair Value   Level 1   Level 2   Level 3 
   December 31, 2022 
   Fair Value   Level 1   Level 2   Level 3 
Money market funds  $5,505   $5,505   $   $ 
Corporate notes and commercial paper   10,836    10,836         
Total financial assets  $16,341   $16,341   $   $ 

 

    1    2    3    4 
   December 31, 2021 
   Fair Value   Level 1   Level 2   Level 3 
Money market funds  $5,484   $5,484   $   $ 
Corporate notes and commercial paper   23,011    23,011         
Total financial assets  $28,495   $28,495   $   $