Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2022

Fair Value Disclosures [Abstract]

Assets and Liabilities Carried at Fair Value Measured on Recurring Basis

The following tables summarize the Company’s assets by significant categories carried at fair value measured on a recurring basis at September 30, 2022 and December 31, 2021 by valuation hierarchy (in thousands):

	September 30, 2022
	Carrying Value		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value		Cash Equivalents		Marketable Securities
Level 1:
Money market funds	$	62,431	$	—	$	—		$	62,431	$	62,431	$	—
Subtotal	$	62,431	$	—	$	—		$	62,431	$	62,431	$	—
Level 2:
Commercial paper	$	28,781	$	—	$	—		$	28,781	$	—	$	28,781
U.S. treasury securities		53,304		—		(188	)	$	53,116		—	$	53,116
Subtotal	$	82,085	$	—	$	(188	)	$	81,897	$	—	$	81,897
Total	$	144,516	$	—	$	(188	)	$	144,328	$	62,431	$	81,897

	December 31, 2021
	Carrying Value		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value		Cash Equivalents		Marketable Securities
Level 1:
Money market funds	$	155,551	$	—	$	—	$	155,551	$	155,551	$	—
Subtotal	$	155,551	$	—	$	—	$	155,551	$	155,551	$	—
Level 2:
Commercial paper	$	49,514	$	—	$	—	$	49,514	$	16,549	$	32,965
Subtotal	$	49,514	$	—	$	—	$	49,514	$	16,549	$	32,965
Total	$	205,065	$	—	$	—	$	205,065	$	172,100	$	32,965