Investments - Schedule of Investments with Unrealized Losses, Aggregated by Investment Type and the Length of Time (Details) $ in Thousands	Sep. 30, 2024 USD ($) security	Dec. 31, 2023 USD ($) security
Debt Securities, Available-for-sale
Fair value, less than 12 months	$ 20,088	$ 76,360
Unrealized loss, less than 12 months	(16)	(131)
Fair value, greater than 12 months	12,440	14,937
Unrealized loss, greater than 12 months	(5)	(44)
Fair value, total	32,528	91,297
Unrealized loss, total	$ (21)	$ (175)
Number of securities with unrealized losses, less than 12 months | security	8	24
Number of securities with unrealized losses, greater than 12 months | security	3	4
Number of securities with unrealized losses, total | security	11	28
Corporate bonds
Debt Securities, Available-for-sale
Fair value, less than 12 months	$ 7,391	$ 6,365
Unrealized loss, less than 12 months	(8)	(7)
Fair value, greater than 12 months	0	0
Unrealized loss, greater than 12 months	0	0
Fair value, total	7,391	6,365
Unrealized loss, total	(8)	(7)
U.S. treasury securities
Debt Securities, Available-for-sale
Fair value, less than 12 months	12,697	64,531
Unrealized loss, less than 12 months	(8)	(120)
Fair value, greater than 12 months	12,440	14,937
Unrealized loss, greater than 12 months	(5)	(44)
Fair value, total	25,137	79,468
Unrealized loss, total	$ (13)	(164)
Commercial paper
Debt Securities, Available-for-sale
Fair value, less than 12 months		5,464
Unrealized loss, less than 12 months		(4)
Fair value, greater than 12 months		0
Unrealized loss, greater than 12 months		0
Fair value, total		5,464
Unrealized loss, total		$ (4)