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Marketable Securities
 9 Months Ended
Sep. 30, 2023
Marketable Securities [Abstract]  
Marketable Securities Marketable Securities
Marketable securities as of September 30, 2023 and December 31, 2022 consisted of the following:
September 30, 2023Amortized
Cost		Gross
Unrealized
Gains		Gross
Unrealized
Losses		Fair
Value
Money market mutual funds$57,710 $— $— $57,710 
United States treasuries— — — — 
Total marketable securities designated as available-for-sale$57,710 $— $— $57,710 
 
December 31, 2022Amortized
Cost		Gross
Unrealized
Gains		Gross
Unrealized
Losses		Fair
Value
Money market mutual funds$30,977 $— $— $30,977 
United States treasuries24,715 — (12)24,703 
Total marketable securities designated as available-for-sale$55,692 $— $(12)$55,680 

Interest income from marketable securities was $744 and $193 during the three months ended September 30, 2023 and 2022, respectively, and $2,019 and $203 during the nine months ended September 30, 2023 and 2022, respectively.