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Marketable Securities
 12 Months Ended
Dec. 31, 2022
Investments, Debt and Equity Securities [Abstract]  
Marketable Securities Marketable Securities
The following table provides the amortized cost and fair value of the Company's available-for-sale investments by security type as reflected on the consolidated balance sheets (in thousands):
As of December 31, 2022
Amortized Cost BasisGross Unrealized GainsGross Unrealized LossesFair Value
U.S. government agency securities and treasuries$7,432 $1 $— $7,433 
Commercial paper5,938 — — 5,938 
Total marketable securities$13,370 $1 $— $13,371 
As of December 31, 2022, marketable securities consisted of investments that mature within one year. The Company did not have marketable securities as of December 31, 2021.