Investments (Tables)

6 Months Ended

Jun. 30, 2022

Investments, Debt and Equity Securities [Abstract]

Schedule of Cash, Cash Equivalents and Investments

Cash, cash equivalents and investments as of June 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	$	39,442	$	—	$	—	$	39,442
Total cash and cash equivalents	$	39,442	$	—	$	—	$	39,442
Investments:
Certificates of deposit (due within 1 year)	$	8,700	$	—	$	(22)	$	8,678
Commercial paper (due within 1 year)	47,762		—		(284)		47,478
Corporate bonds (due within 1 year)	36,320		—		(280)		36,040
U.S. Government and government agencies (due within 1 year)	52,941		—		(207)		52,734
Total investments	$	145,723	$	—	$	(793)	$	144,930
Total cash, cash equivalents, and investments	$	185,165	$	—	$	(793)	$	184,372

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