Investments (Tables)

9 Months Ended

Sep. 30, 2022

Investments, Debt and Equity Securities [Abstract]

Schedule of Cash, Cash Equivalents and Investments

Cash, cash equivalents and investments as of September 30, 2022 included the following:

			GROSS		GROSS
	AMORTIZED		UNREALIZED		UNREALIZED		FAIR
(in thousands)	COST		GAINS		LOSSES		VALUE
Cash and cash equivalents:
Cash and cash equivalents	$	54,093	$	—	$	—	$	54,093
Total cash and cash equivalents	$	54,093	$	—	$	—	$	54,093
Investments:
Certificates of deposit (due within 1 year)	$	1,500	$	—	$	(1)	$	1,499
Commercial paper (due within 1 year)	49,174		—		(251)		48,923
Corporate bonds (due within 1 year)	21,240		—		(241)		20,999
U.S. Government and government agencies (due within 1 year)	47,260		—		(310)		46,950
Total investments	$	119,174	$	—	$	(803)	$	118,371
Total cash, cash equivalents, and investments	$	173,267	$	—	$	(803)	$	172,464

Cash, cash equivalents and investments as of December 31, 2021 included the following:

			GROSS		GROSS
	AMORTIZED		UNREALIZED		UNREALIZED		FAIR
(in thousands)	COST		GAINS		LOSSES		VALUE
Cash and cash equivalents:
Cash and cash equivalents	$	37,187	$	—	$	—	$	37,187
Total cash and cash equivalents	$	37,187	$	—	$	—	$	37,187
Investments:
Certificates of deposit (due within 1 year)	$	9,047	$	—	$	(9)	$	9,038
Commercial paper (due within 1 year)	50,975		—		(55)		50,920
Corporate bonds (due within 1 year)	42,718		—		(62)		42,656
Total investments	$	102,740	$	—	$	(126)	$	102,614
Total cash, cash equivalents, and investments	$	139,927	$	—	$	(126)	$	139,801