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Fair Value of Financial Instruments (Tables)
9 Months Ended
Sep. 30, 2022
Fair Value Disclosures [Abstract]  
Financial Assets Measured at Fair Value on a Recurring Basis
Financial assets measured at fair value on a recurring basis were as follows (in thousands):
Fair Value Measurements at September 30, 2022
TotalLevel 1Level 2
Assets:
Money market funds$71,398 $71,398 $— 
U.S. Treasury securities33,163 33,163 — 
Corporate debt securities6,460 — 6,460 
Total assets measured at fair value(a)
$111,021 $104,561 $6,460 
Fair Value Measurements at December 31, 2021
TotalLevel 1Level 2
Assets:
Money market funds$17,202 $17,202 $— 
U.S. Treasury securities81,132 81,132 — 
Government-sponsored enterprises7,734 — 7,734 
Corporate debt securities37,280 — 37,280 
Total assets measured at fair value(b)
$143,348 $98,334 $45,014 
(a) Total assets measured at fair value at September 30, 2022 includes approximately $71.4 million reported in cash and cash equivalents on the consolidated balance sheet.
(b) Total assets measured at fair value at December 31, 2021 includes approximately $23.2 million reported in cash and cash equivalents on the consolidated balance sheet.