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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, 2023 | Dec. 31, 2022
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Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Carrying Amount | $ 238,202 | $ 242,558
Gross Unrealized Gains |  | 21
Gross Unrealized Losses | (354) | (466)
Fair Value | 237,848 | 242,113
Quoted Priced in Active Markets (Level 1) |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Total financial assets | 143,757 | 127,842
Significant Other Observable Inputs (Level 2) |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Total financial assets | 94,091 | 114,271
Money Market Funds |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Carrying Amount | 51,803 | 106,861
Fair Value | 51,803 | 106,861
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 | 51,803 | 106,861
Corporate Securities |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Carrying Amount | 76,176 | 103,755
Gross Unrealized Gains |  | 21
Gross Unrealized Losses | (107) | (185)
Fair Value | 76,069 | 103,591
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 | 2,931 |
Corporate Securities | Significant Other Observable Inputs (Level 2) |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Total financial assets | 73,138 | 103,591
Government Securities |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Carrying Amount | 110,223 | 31,942
Gross Unrealized Losses | (247) | (281)
Fair Value | 109,976 | 31,661
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 | 89,023 | 20,981
Government Securities | Significant Other Observable Inputs (Level 2) |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Total financial assets | $ 20,953 | $ 10,680

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