Fair Value Measurement and Marketable Securities - Schedule of Financial Assets Measured and Recognized at Fair Value (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Marketable securities, amortized cost	$ 593,263	$ 311,373
Marketable securities, gross unrealized gains	788	0
Marketable securities, gross unrealized losses	(225)	(2,871)
Marketable securities, estimated fair value	593,826	308,502
Amortized Cost	631,563	375,526
Estimated Fair Value	632,126	372,655
U.S. Government Securities | Level 2
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Marketable securities, amortized cost	412,679	146,030
Marketable securities, gross unrealized gains	591	0
Marketable securities, gross unrealized losses	(135)	(2,291)
Marketable securities, estimated fair value	413,135	143,739
Corporate Bonds | Level 2
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Marketable securities, amortized cost	53,983	86,546
Marketable securities, gross unrealized gains	197	0
Marketable securities, gross unrealized losses	(32)	(580)
Marketable securities, estimated fair value	54,148	85,966
Commercial Paper | Level 2
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Marketable securities, amortized cost	126,601	78,797
Marketable securities, gross unrealized gains	0	0
Marketable securities, gross unrealized losses	(58)	0
Marketable securities, estimated fair value	126,543	78,797
Money Market Funds | Level 1
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Money market funds, amortized Cost	38,300	64,153
Money market funds, estimated Fair Value	$ 38,300	$ 64,153