Investments (Tables)

3 Months Ended

Mar. 31, 2022

Investments, Debt and Equity Securities [Abstract]

Schedule of Cash, Cash Equivalents and Investments

Cash, cash equivalents and investments as of March 31, 2022 included the following:

			GROSS		GROSS
	AMORTIZED		UNREALIZED		UNREALIZED		FAIR
(in thousands)	COST		GAINS		LOSSES		VALUE
Cash and cash equivalents:
Cash and cash equivalents	$	56,441	$	—	$	—	$	56,441
Total cash and cash equivalents	$	56,441	$	—	$	—	$	56,441
Investments:
Certificates of deposit (due within 1 year)	$	9,044	$	—	$	(14)	$	9,030
Commercial paper (due within 1 year)	54,456		—		(186)		54,270
Corporate bonds (due within 1 year)	41,747		—		(178)		41,569
Corporate bonds (due within 2 years)	4,020		—		(35)		3,985
U.S. Government and government agencies (due within 1 year)	33,955		—		(17)		33,938
Total investments	$	143,222	$	—	$	(430)	$	142,792
Total cash, cash equivalents and investments	$	199,663	$	—	$	(430)	$	199,233

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