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Marketable Securities
6 Months Ended
Jun. 30, 2023
Investments, Debt and Equity Securities [Abstract]  
Marketable Securities Marketable SecuritiesThe Company did not hold any marketable securities as of June 30, 2023. The following is a summary of the Company's investment portfolio as of December 31, 2022 (in thousands):
As of December 31, 2022
Gross UnrealizedEstimated
CostGainsLossesFair Value
Available-for-sale securities:
Corporate debt securities$35,042 $— $(163)$34,879 
Debt securities issued by U.S. government agencies4,005 — (10)3,995 
Total securities with a maturity of one year or less$39,047 $— $(173)$38,874 
Total available-for-sale securities$39,047 $— $(173)$38,874 
As of December 31, 2022, the Company had 7 securities with a total fair market value of $38.9 million in an unrealized loss position. The Company anticipated a full recovery of the amortized cost basis of its debt securities at maturity and an allowance was not recognized.
Securities are evaluated for impairment at the end of each reporting period. The Company did not record any impairment related to its available-for-sale securities during the three and six months ended June 30, 2023 and 2022.