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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
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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

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