Investments - Schedule of Investments in Available-for-Sale Securities (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Amortized Cost	$ 168,348	$ 179,061
Gross Unrealized Gains	111	100
Gross Unrealized Loss	(5)	(16)
Estimated Fair Value	168,454	179,145
U.S. Treasury
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Amortized Cost	133,206	161,401
Gross Unrealized Gains	89	88
Gross Unrealized Loss	(5)	(12)
Estimated Fair Value	133,290	161,477
Corporate bonds
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Amortized Cost	21,333	1,976
Gross Unrealized Gains	22	1
Gross Unrealized Loss	0	0
Estimated Fair Value	21,355	1,977
Commercial paper
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Amortized Cost	13,809	15,684
Gross Unrealized Gains	0	11
Gross Unrealized Loss	0	(4)
Estimated Fair Value	$ 13,809	$ 15,691