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Fair Value Measurements (Details) - USD ($)
$ in Thousands
Sep. 30, 2025
Dec. 31, 2024
Financial Assets    
Marketable securities: $ 165,648 $ 269,913
Corporate notes/bonds    
Financial Assets    
Marketable securities:   6,501
U.S. Treasuries    
Financial Assets    
Marketable securities:   131,871
Fair Value, Recurring    
Financial Assets    
Total financial assets 168,318 273,790
Fair Value, Recurring | Corporate notes/bonds    
Financial Assets    
Marketable securities:   6,501
Fair Value, Recurring | U.S. Treasuries    
Financial Assets    
Marketable securities:   131,871
Fair Value, Recurring | Money market funds    
Financial Assets    
Cash equivalents: 165,648 131,541
Restricted cash and other non-current assets: 2,670 3,877
Fair Value, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1)    
Financial Assets    
Total financial assets 168,318 267,289
Fair Value, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Corporate notes/bonds    
Financial Assets    
Marketable securities:   0
Fair Value, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | U.S. Treasuries    
Financial Assets    
Marketable securities:   131,871
Fair Value, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Money market funds    
Financial Assets    
Cash equivalents: 165,648 131,541
Restricted cash and other non-current assets: 2,670 3,877
Fair Value, Recurring | Significant Other Observable Inputs (Level 2)    
Financial Assets    
Total financial assets 0 6,501
Fair Value, Recurring | Significant Other Observable Inputs (Level 2) | Corporate notes/bonds    
Financial Assets    
Marketable securities:   6,501
Fair Value, Recurring | Significant Other Observable Inputs (Level 2) | U.S. Treasuries    
Financial Assets    
Marketable securities:   0
Fair Value, Recurring | Significant Other Observable Inputs (Level 2) | Money market funds    
Financial Assets    
Cash equivalents: 0 0
Restricted cash and other non-current assets: 0 0
Fair Value, Recurring | Significant Unobservable Inputs (Level 3)    
Financial Assets    
Total financial assets 0 0
Fair Value, Recurring | Significant Unobservable Inputs (Level 3) | Corporate notes/bonds    
Financial Assets    
Marketable securities:   0
Fair Value, Recurring | Significant Unobservable Inputs (Level 3) | U.S. Treasuries    
Financial Assets    
Marketable securities:   0
Fair Value, Recurring | Significant Unobservable Inputs (Level 3) | Money market funds    
Financial Assets    
Cash equivalents: 0 0
Restricted cash and other non-current assets: $ 0 $ 0