Fair Value Measurements - Summary of Cash Equivalents and Available-for-sale Securities Carrying Amounts and Fair Values (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Carrying Amount	$ 197,435	$ 228,359
Gross Unrealized Gains	401	191
Fair Value	197,836	228,550
Quoted Priced in Active Markets (Level 1)
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Total financial assets	121,011	135,568
Significant Other Observable Inputs (Level 2)
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Total financial assets	76,825	92,982
Money Market Funds
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Carrying Amount	48,709	37,694
Fair Value	48,709	37,694
Money Market Funds | Quoted Priced in Active Markets (Level 1)
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Total financial assets	48,709	37,694
Corporate Securities
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Carrying Amount	36,335	69,995
Gross Unrealized Gains	64	48
Fair Value	36,399	70,043
Corporate Securities | Quoted Priced in Active Markets (Level 1)
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Total financial assets	3,130	5,577
Corporate Securities | Significant Other Observable Inputs (Level 2)
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Total financial assets	33,269	64,466
Government Securities
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Carrying Amount	112,391	120,670
Gross Unrealized Gains	337	143
Fair Value	112,728	120,813
Government Securities | Quoted Priced in Active Markets (Level 1)
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Total financial assets	69,172	92,297
Government Securities | Significant Other Observable Inputs (Level 2)
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Total financial assets	$ 43,556	$ 28,516