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Fair Value of Financial Instruments (Tables)
9 Months Ended
Sep. 30, 2023
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, 2023
TotalLevel 1Level 2
Assets:
Money market funds$51,137 $51,137 $— 
U.S. Treasury securities26,038 26,038 — 
Government-sponsored enterprises83,695 — 83,695 
Corporate debt securities56,801 — 56,801 
Total assets measured at fair value(a)
$217,671 $77,175 $140,496 
Fair Value Measurements at December 31, 2022
TotalLevel 1Level 2
Assets:
Money market funds$41,564 $41,564 $— 
Government-sponsored enterprises32,811 — 32,811 
Corporate debt securities17,626 — 17,626 
Total assets measured at fair value(b)
$92,001 $41,564 $50,437 
(a) Total assets measured at fair value at September 30, 2023 includes approximately $51.1 million reported in cash and cash equivalents on the consolidated balance sheet.
(b) Total assets measured at fair value at December 31, 2022 includes approximately $46.5 million reported in cash and cash equivalents on the consolidated balance sheet.