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Fair Value of Financial Instruments - Summary of Recurring Basis within the Fair Value Hierarchy (Details) - USD ($)
$ in Thousands
Sep. 30, 2025
Dec. 31, 2024
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Short-term investments $ 186,544 $ 271,078
Fair Value, Recurring    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Total assets measured at fair value 186,544 271,078
Fair Value, Recurring | Quoted Prices in Active Markets For Identical Assets (Level 1)    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Total assets measured at fair value 101,574 141,942
Fair Value, Recurring | Significant Other Observable Inputs (Level 2)    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Total assets measured at fair value 84,970 129,136
Fair Value, Recurring | Significant Unobservable Inputs (Level 3)    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Total assets measured at fair value 0 0
U.S. treasury securities | Fair Value, Recurring    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Cash and cash equivalents   2,990
Short-term investments 65,485 126,146
Long-term investments 19,485  
U.S. treasury securities | Fair Value, Recurring | Quoted Prices in Active Markets For Identical Assets (Level 1)    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Cash and cash equivalents   0
Short-term investments 0 0
Long-term investments 0  
U.S. treasury securities | Fair Value, Recurring | Significant Other Observable Inputs (Level 2)    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Cash and cash equivalents   2,990
Short-term investments 65,485 126,146
Long-term investments 19,485  
U.S. treasury securities | Fair Value, Recurring | Significant Unobservable Inputs (Level 3)    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Cash and cash equivalents   0
Short-term investments 0 0
Long-term investments 0  
Money market funds | Fair Value, Recurring    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Cash and cash equivalents 101,574 141,942
Money market funds | Fair Value, Recurring | Quoted Prices in Active Markets For Identical Assets (Level 1)    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Cash and cash equivalents 101,574 141,942
Money market funds | Fair Value, Recurring | Significant Other Observable Inputs (Level 2)    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Cash and cash equivalents 0 0
Money market funds | Fair Value, Recurring | Significant Unobservable Inputs (Level 3)    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Cash and cash equivalents $ 0 $ 0