Fair Value of Financial Assets and Liabilities (Tables)

12 Months Ended

Dec. 31, 2023

Fair Value of Financial Assets and Liabilities

Schedule of assets and liabilities measured at fair value on a recurring basis

	December 31, 2023
(In thousands)	Level 1		Level 2		Level 3		Total
Assets:
Cash equivalents	$	32,177	$	—	$	—	$	32,177
Marketable securities		—		141,999		—		141,999
Total assets	$	32,177	$	141,999	$	—	$	174,176
Liabilities:
Contingent consideration	$	—	$	—	$	6,200	$	6,200
Total liabilities	$	—	$	—	$	6,200	$	6,200

	December 31, 2022
(In thousands)	Level 1		Level 2		Level 3		Total
Assets:
Cash equivalents	$	38,516	$	—	$	—	$	38,516
Marketable securities		—		184,536		—		184,536
Total assets	$	38,516	$	184,536	$	—	$	223,052
Liabilities:
Contingent consideration	$	—	$	—	$	33,100	$	33,100
Total liabilities	$	—	$	—	$	33,100	$	33,100

Schedule of the fair value of available for sale marketable securities

	December 31, 2023
			Gross		Gross
	Book		Unrealized		Unrealized		Fair
(In thousands)	Value		Gain		Loss		Value
Marketable securities:
Corporate debt securities(1)	$	52,362	$	65	$	(142)	$	52,285
Commercial paper		12,345		2		(1)		12,346
Asset-backed debt securities(2)		10,953		42		(30)		10,965
Foreign government agency debt securities(3)		4,698		43		—		4,741
U.S. government and government agency debt securities(4)		61,750		8		(96)		61,662
Total marketable securities	$	142,108	$	160	$	(269)	$	141,999
(1) Included in Corporate debt securities is $28.0 million with maturity dates between one and two years.
(2) Included in Asset-backed debt securities is $6.2 million with maturity dates between one and three years.
(3) Included in Foreign government agency debt securities is $4.7 million with a maturity date between one and two years.
(4) Included in U.S. government and government agency debt securities is $23.9 million with maturity dates between one and two years.

	December 31, 2022
			Gross		Gross
	Book		Unrealized		Unrealized		Fair
(In thousands)	Value		Gain		Loss		Value
Marketable securities:
Corporate debt securities(1)	$	40,626	$	—	$	(251)	$	40,375
Commercial paper		79,598		—		—		79,598
Asset-backed debt securities(2)		14,641		4		(123)		14,522
U.S. government and government agency debt securities(3)		50,571		—		(530)		50,041
Total marketable securities	$	185,436	$	4	$	(904)	$	184,536
(1) Included in Corporate debt securities is $4.8 million with maturity dates between one and five years.
(2) Included in Asset-backed debt securities is $2.4 million with maturity dates between one and five years.
(3) Included in U.S. government and government agency debt securities is $5.0 million with maturity dates between one and five years.