Fair Value Measurements - Summary of Financial Assets Measured at Fair Value on Recurring Basis (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Short-term investments, Aggregated Fair Value	$ 440,273
Recurring
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Short-term investments, Amortized Cost	440,971	$ 361,117
Short-term investments, Gross Unrealized Holding Gains	31	439
Short-term investments, Gross Unrealized Holding Losses	(729)	(254)
Short-term investments, Aggregated Fair Value	440,273	361,302
Total cash equivalents and marketable securities	440,273	361,302
Recurring | Marketable securities
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Short-term investments, Aggregated Fair Value	319,166	262,709
Recurring | Cash equivalents
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Short-term investments, Aggregated Fair Value	121,107	98,593
Recurring | Level 1 | Money Market Funds
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Short-term investments, Amortized Cost	35,433	493
Short-term investments, Aggregated Fair Value	35,433	493
Recurring | Level 2 | Commercial Paper
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Short-term investments, Amortized Cost	114,406	94,261
Short-term investments, Gross Unrealized Holding Losses	(66)	(55)
Short-term investments, Aggregated Fair Value	114,340	94,206
Recurring | Level 2 | U.S. government bonds
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Short-term investments, Amortized Cost	192,073	137,976
Short-term investments, Gross Unrealized Holding Gains	29	250
Short-term investments, Gross Unrealized Holding Losses	(511)	(142)
Short-term investments, Aggregated Fair Value	191,591	138,084
Recurring | Level 2 | Agency bonds
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Short-term investments, Amortized Cost	47,296	45,481
Short-term investments, Gross Unrealized Holding Gains	2	152
Short-term investments, Gross Unrealized Holding Losses	(120)	(44)
Short-term investments, Aggregated Fair Value	47,178	45,589
Recurring | Level 2 | Corporate debt securities
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Short-term investments, Amortized Cost	6,606	3,177
Short-term investments, Gross Unrealized Holding Losses	(29)	(12)
Short-term investments, Aggregated Fair Value	6,577	3,165
Recurring | Level 2 | U.S. Treasury securities
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Short-term investments, Amortized Cost	40,165	71,754
Short-term investments, Gross Unrealized Holding Gains		36
Short-term investments, Gross Unrealized Holding Losses	(3)	(1)
Short-term investments, Aggregated Fair Value	40,162	71,789
Recurring | Level 2 | Agency discount securities
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Short-term investments, Amortized Cost	4,992	7,975
Short-term investments, Gross Unrealized Holding Gains		1
Short-term investments, Aggregated Fair Value	$ 4,992	$ 7,976