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Marketable Securities - Summary of Marketable Securities (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Debt Securities, Available-for-Sale [Line Items]
Marketable securities held, Amortized Cost	$ 806,220	$ 568,094
Marketable securities held, Gross Unrealized Gains	824	837
Marketable securities held, Gross Unrealized Losses	(34)	(158)
Marketable securities held, Fair Value	807,010	568,773
Commercial Paper
Debt Securities, Available-for-Sale [Line Items]
Available-for-sale, Amortized Cost	329,074	181,095
Available-for-sale, Gross Unrealized Gains	118	210
Available-for-sale, Gross Unrealized Losses	(11)	(9)
Available-for-sale, Fair Value	329,181	181,296
Corporate Notes
Debt Securities, Available-for-Sale [Line Items]
Available-for-sale, Amortized Cost	156,651	100,175
Available-for-sale, Gross Unrealized Gains	126	103
Available-for-sale, Gross Unrealized Losses	(13)	(113)
Available-for-sale, Fair Value	156,764	100,165
U.S. Treasury Securities
Debt Securities, Available-for-Sale [Line Items]
Available-for-sale, Amortized Cost	283,717	164,491
Available-for-sale, Gross Unrealized Gains	569	289
Available-for-sale, Gross Unrealized Losses	(8)	(10)
Available-for-sale, Fair Value	284,278	164,770
U.S Government Securities
Debt Securities, Available-for-Sale [Line Items]
Available-for-sale, Amortized Cost	27,868	114,552
Available-for-sale, Gross Unrealized Gains	11	235
Available-for-sale, Gross Unrealized Losses	(2)	(26)
Available-for-sale, Fair Value	27,877	114,761
Corporate Equity Securities
Debt Securities, Available-for-Sale [Line Items]
Equity securities, Amortized Cost	8,910	7,781
Equity securities, Fair Value	$ 8,910	$ 7,781

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