Fair Value Measurements (Tables)

6 Months Ended

Jun. 30, 2022

Fair Value Disclosures [Abstract]

Schedule of Assets Measured at Fair Value on Recurring Basis

The following tables present information about the Company’s financial assets measured at fair value on a recurring basis and indicates the level of the fair value hierarchy utilized to determine such fair values as of June 30, 2022 and December 31, 2021 (in thousands):

	Fair Value Measurements at June 30, 2022:
	Level 1		Level 2		Level 3		Total
Assets:
Cash equivalents
Money market fund	$	56,233	$	—	$	—	$	56,233
Corporate bonds		10,985		—		—		10,985
Marketable securities, current
US treasuries		95,380		—		—		95,380
US government agencies		59,029		—		—		59,029
Corporate bonds		—		160,986		—		160,986
Marketable securities, non-current
US treasuries		33,322		—		—		33,322
US government agencies		29,067		—		—		29,067
Corporate bonds		—		27,793		—		27,793
Restricted cash		6,113		—		—		6,113
Total	$	290,129	$	188,779	$	—	$	478,908

	Fair Value Measurements at December 31, 2021:
	Level 1		Level 2		Level 3		Total
Assets:
Cash equivalents
Money market fund	$	43,182	$	—	$	—	$	43,182
Marketable securities, current
US treasuries		169,481		—		—		169,481
US government agencies		32,170		—		—		32,170
Corporate bonds		—		192,791		—		192,791
Marketable securities, non-current
US treasuries		17,172		—		—		17,172
US government agencies		47,363		—		—		47,363
Corporate bonds		—		60,652		—		60,652
Restricted cash		6,116		—		—		6,116
Total	$	315,484	$	253,443	$	—	$	568,927