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Marketable Securities (Tables)
9 Months Ended
Sep. 30, 2022
Investments, Debt and Equity Securities [Abstract]  
Available-for-sale Marketable Securities
The following tables summarize the Company's marketable debt securities (in thousands):
September 30, 2022
Amortized
Cost
Gross
Unrealized
Gains
Gross
Unrealized
Losses
Fair
Value
U.S. Treasury securities$33,257 $— $(94)$33,163 
Corporate debt securities6,479 — (19)6,460 
Total$39,736 $— $(113)$39,623 
December 31, 2021
Amortized
Cost
Gross
Unrealized
Gains
Gross
Unrealized
Losses
Fair
Value
U.S. Treasury securities$81,184 $— $(52)$81,132 
Government-sponsored enterprises7,739 — (5)7,734 
Corporate debt securities31,285 — (4)31,281 
Total$120,208 $— $(61)$120,147