Investments

9 Months Ended

Sep. 30, 2020

Investments, Debt and Equity Securities [Abstract]

Investments

Investments

Cash, cash equivalents and investments as of September 30, 2020 included the following:

(in thousands)	AMORTIZED COST		GROSS UNREALIZED GAINS		GROSS UNREALIZED LOSSES		FAIR VALUE
Cash and cash equivalents:
Cash and cash equivalents	$	129,787	$	—	$	—	$	129,787
Total cash and cash equivalents	$	129,787	$	—	$	—	$	129,787
Investments:
Commercial paper (due within 1 year)	$	44,792	$	32	$	(9)	$	44,815
Corporate bonds (due within 1 year)	43,865		10		(45)		43,830
Total investments	$	88,657	$	42	$	(54)	$	88,645
Total cash, cash equivalents and investments	$	218,444	$	42	$	(54)	$	218,432

Cash, cash equivalents and investments as of December 31, 2019 included the following:

			GROSS		GROSS
	AMORTIZED		UNREALIZED		UNREALIZED		FAIR
(in thousands)	COST		GAINS		LOSSES		VALUE
Cash and cash equivalents:
Cash and money market funds	$	143,940	$	—	$	—	$	143,940
Total cash and cash equivalents	$	143,940	$	—	$	—	$	143,940
Investments:
Commercial paper (due within 1 year)	64,629		—		(7)		64,622
Corporate bonds (due within 1 year)	60,640		—		(76)		60,564
U.S. Government and government agencies (due within 1 year)	40,073		—		(9)		40,064
Total investments	$	165,342	$	—	$	(92)	$	165,250
Total cash, cash equivalents and investments	$	309,282	$	—	$	(92)	$	309,190