Fair Value (Tables)

3 Months Ended

Mar. 31, 2022

Fair Value Disclosures [Abstract]

Schedule of Fair Value of Cash Equivalents, Short-term Investments and Long-term Investments

The following tables reflect the Company’s financial asset balances measured on a recurring basis (in thousands):

	March 31, 2022
	Level	Amortized Cost		Unrealized Gains		Unrealized Losses			Fair Value
Cash equivalents:
Money market fund	1	$	71	$	—	$	—		$	71
Commercial paper	2		107,004		5		(6	)		107,003
Total cash equivalents		$	107,075	$	5	$	(6	)	$	107,074
Short-term investments:
Commercial paper	2		57,069		2		(100	)		56,971
U.S. government debt, municipal    bonds, and agency securities	2		82,399		—		(603	)		81,796
Corporate bonds	2		6,979		—		(31	)		6,948
Total short-term investments		$	146,447	$	2	$	(734	)	$	145,715
Long-term investments:
Corporate bonds	2		3,305		—		(70	)		3,235
U.S. government debt and agency    securities	2		35,062		—		(653	)		34,409
Total long-term investments		$	38,367	$	—	$	(723	)	$	37,644

	December 31, 2021
	Level	Amortized Cost		Unrealized Gains		Unrealized Losses			Fair Value
Cash equivalents:
Money market fund	1	$	57	$	—	$	—		$	57
Commercial paper	2		96,120		—		(5	)		96,115
Total cash equivalents		$	96,177	$	—	$	(5	)	$	96,172
Short-term investments:
Commercial paper	2		74,170		—		(35	)		74,135
U.S. government debt, municipal    bonds, and agency securities	2		62,149		2		(59	)		62,092
Corporate bonds	2		7,004		—		(9	)		6,995
Total short-term investments		$	143,323	$	2	$	(103	)	$	143,222
Long-term investments:
Corporate bonds	2		3,307		—		(20	)		3,287
U.S. government debt and agency    securities	2		62,911		—		(262	)		62,649
Total long-term investments		$	66,218	$	—	$	(282	)	$	65,936