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Fair Value Measurements (Tables)
 9 Months Ended
Sep. 30, 2022
Fair Value Disclosures [Abstract]  
Fair Value Information of Short and Long-term Investments
The following tables summarize fair value information as of September 30, 2022 and December 31, 2021, respectively (in thousands):
As of September 30, 2022
Level 1Level 2Level 3Total
Mutual funds$216 $— $— $216 
As of
December 31, 2021
Level 1Level 2Level 3Total
Mutual funds$974 $— $— $974