Marketable Securities (Tables)

6 Months Ended

Jun. 30, 2024

Investments, Debt and Equity Securities [Abstract]

Schedule of Marketable Securities

Marketable securities at June 30, 2024 consisted of the following:

(In thousands)	Amortized Cost		Unrealized Gains		Unrealized Losses		Fair Value
Current:
Certificates of deposit	$	11,885	$	—	$	(7)	$	11,878
U.S. Treasuries	77,271		—		(93)		77,178
Government securities	147,335		—		(311)		147,024
Corporate debt securities	249,719		1		(426)		249,294
Total Current	486,210		1		(837)		485,374
Non-current:
U.S. Treasuries	25,132		8		(58)		25,082
Government securities	3,800		—		(31)		3,769
Corporate debt securities	46,681		5		(133)		46,553
Total Non-current	75,613		13		(222)		75,404
Total marketable securities	$	561,823	$	14	$	(1,059)	$	560,778

Marketable securities at December 31, 2023 consisted of the following:

(In thousands)	Amortized Cost		Unrealized Gains		Unrealized Losses		Fair Value
Current:
U.S. Treasuries	$	30,876	$	—	$	(56)	$	30,820
Government securities	247,460		194		(695)		246,959
Corporate debt securities	411,045		874		(975)		410,944
Total Current	689,381		1,068		(1,726)		688,723
Non-current:
U.S. Treasuries	4,802		30		—		4,832
Government securities	9,986		75		—		10,061
Corporate debt securities	14,430		112		—		14,542
Total Non-current	29,218		217		—		29,435
Total marketable securities	$	718,599	$	1,285	$	(1,726)	$	718,158