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Marketable Securities - Schedule of Available for Sale Securities (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	$ 834,918	$ 1,014,372
Unrealized Holding Gains	1,361	2,595
Unrealized Holding Losses	(71)	(223)
Aggregate Fair Value	836,208	1,016,744
Short-term marketable securities:
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	756,686	655,718
Unrealized Holding Gains	1,130	1,680
Unrealized Holding Losses	(71)	(27)
Aggregate Fair Value	757,745	657,371
Long-term marketable securities:
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	78,232	358,654
Unrealized Holding Gains	231	915
Unrealized Holding Losses	0	(196)
Aggregate Fair Value	78,463	359,373
U.S. government treasuries | Short-term marketable securities:
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	719,188	627,809
Unrealized Holding Gains	1,014	1,618
Unrealized Holding Losses	(71)	(27)
Aggregate Fair Value	720,131	629,400
U.S. government treasuries | Long-term marketable securities:
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	66,664	334,300
Unrealized Holding Gains	188	788
Unrealized Holding Losses	0	(196)
Aggregate Fair Value	66,852	334,892
Corporate debt securities | Short-term marketable securities:
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	37,498	21,337
Unrealized Holding Gains	116	62
Unrealized Holding Losses	0	0
Aggregate Fair Value	37,614	21,399
Corporate debt securities | Long-term marketable securities:
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	11,568	24,354
Unrealized Holding Gains	43	127
Unrealized Holding Losses	0	0
Aggregate Fair Value	$ 11,611	24,481
Commercial paper | Short-term marketable securities:
Debt Securities, Available-for-sale [Line Items]
Amortized Cost		6,572
Unrealized Holding Gains		0
Unrealized Holding Losses		0
Aggregate Fair Value		$ 6,572

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