Marketable Securities - Schedule of Marketable Securities (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	$ 457,502	$ 458,933
Unrealized Gain	63
Unrealized Losses	(325)	(684)
Fair Value	457,240	458,249
US Treasury obligations
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	149,721	59,422
Unrealized Gain	8
Unrealized Losses	(104)	(304)
Fair Value	149,625	59,118
US Government agency securities
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	171,645	15,000
Unrealized Gain	55
Unrealized Losses	(106)	(59)
Fair Value	171,594	14,941
Commercial paper
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	84,281	310,433
Fair Value	84,281	310,433
Corporate bonds
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	51,855	61,504
Unrealized Losses	(115)	(255)
Fair Value	$ 51,740	61,249
Asset-backed securities
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost		12,574
Unrealized Losses		(66)
Fair Value		$ 12,508