Fair Value Measurements - Schedule of Financial Assets Measured at Fair Value on Recurring Basis (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Cash equivalents
Marketable securities	$ 457,240	$ 458,249
Assets measured at fair value	594,879	625,833
Level 1
Cash equivalents
Assets measured at fair value	131,656	167,584
Level 2
Cash equivalents
Assets measured at fair value	463,223	458,249
US Treasury obligations
Cash equivalents
Marketable securities	149,625	59,118
US Treasury obligations | Level 2
Cash equivalents
Marketable securities	149,625	59,118
US Government agency securities
Cash equivalents
Marketable securities	171,594	14,941
US Government agency securities | Level 2
Cash equivalents
Marketable securities	171,594	14,941
Commercial paper
Cash equivalents
Cash equivalents	5,983
Marketable securities	84,281	310,433
Commercial paper | Level 2
Cash equivalents
Cash equivalents	5,983
Marketable securities	84,281	310,433
Corporate bonds
Cash equivalents
Marketable securities	51,740	61,249
Corporate bonds | Level 2
Cash equivalents
Marketable securities	51,740	61,249
Asset-backed securities
Cash equivalents
Marketable securities		12,508
Asset-backed securities | Level 2
Cash equivalents
Marketable securities		12,508
Money Market Funds
Cash equivalents
Cash equivalents	131,656	167,584
Money Market Funds | Level 1
Cash equivalents
Cash equivalents	$ 131,656	$ 167,584