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BALANCE SHEET DETAILS
9 Months Ended
Sep. 30, 2023
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
BALANCE SHEET DETAILS

4.   BALANCE SHEETS DETAILS

Cash and Cash Equivalents

 

Cash and cash equivalents were as follows (in thousands):

 

 


September 30,

2023


 


December 31,

2022


Cash

$

5,818


 

$

      9,630


Money market funds


22,883


 


    13,586


Certificates of deposit (1)



 


  25,604


Cash and cash equivalents

$

   28,701


 

$

   48,820


(1) Represents certificates of deposit with initial maturity days of 90 days or less.

Investments - Current

 

Investments - current were as follows (in thousands):

 

 


September 30,

2023


 


December 31,

2022


Certificates of deposit (2)

$


 

$

     5,300


Marketable securities


76,531


 


  73,422


U.S. treasury securities


45,466


 


  22,196


Short-term investments

$

  121,997


 

$

   100,918


(2) Represents investments with initial maturity days between 91 days and one year.

Accounts and Other Receivables

 

Accounts and other receivables were as follows (in thousands):

 

 


September 30,

2023


 


December 31,

2022


Trade accounts receivables, net

$

1,960


 

$

       1,003


Other receivables


  598


 


       232


Accounts and other receivables

$

      2,558


 

$

       1,235


Allowance for credit losses as of September 30, 2023 and December 31, 2022 were not material. 

Prepaid Expenses and Other Current Assets

 

Prepaid expenses and other current assets were as follows (in thousands): 

 

 


September 30,

2023


 


December 31,

2022


Prepaid expenses

$

      1,238


 

$

       1,576


Contract assets - current


   6,303


 


      7,671


Other current assets


      48


 


         100


Prepaid expenses and other current assets

$

    7,589


 

$

     9,347


 

Investments - noncurrent

 

Investments- noncurrent were as follows (in thousands):

 

 


September 30,

2023


 


December 31,

2022


U.S. treasury securities

$

      13,492


 

$

      3,602


Marketable debt securities


  16,363


 


    13,438


Investments- noncurrent

$

 29,855


 

$

   17,040


Other Assets

 

Other assets were as follows (in thousands):


 


September 30,

2023


 


December 31,

2022


Contract assets - long-term


      220


 


        545


Lease right-of-use assets


     83


 


        360


Other assets


 —


 


          11


Total other assets

$

   303


 

$

       916


Other Current Liabilities

 

Other current liabilities were as follows (in thousands):

 



September 30,

2023


 


December 31,

2022


Derivative instruments

$

    11,689


 

$

     3,649


Lease liabilities - current


      88


 


        486


Income taxes payable


    6,963


 


     2,700


Dividends payable


      991


 


       4,212


Other current liabilities


   693


 


    1,418


Total other current liabilities

$

   20,424


 

$

 12,465