v3.26.1
Summary of Significant Accounting Policies - Additional Information (Details)
 3 Months Ended 6 Months Ended
Jun. 30, 2026
USD ($)
financialInstitution
lease
shares
Jun. 30, 2025
USD ($)
shares
Jun. 30, 2026
USD ($)
financialInstitution
lease
shares
Jun. 30, 2025
USD ($)
shares
Dec. 31, 2025
USD ($)
Property, Plant, and Equipment [Line Items]          
Cash and cash equivalents $ 155,098,000   $ 155,098,000   $ 15,483,000
Number of financial institutions used for cash deposits | financialInstitution 2   2    
Depreciation expense $ 34,000 $ 43,000 $ 67,000 $ 86,000  
Impairment losses     0 0  
Government assistance, income $ 0 $ 7,000 $ 0 $ 1,000,000.0  
Number of existing leases | lease 3   3    
January 2024 Pre-Funded Warrants          
Property, Plant, and Equipment [Line Items]          
Warrant exercised (in shares) | shares 858,015 858,050 858,015 858,050  
May 2025 Pre-Funded Warrants          
Property, Plant, and Equipment [Line Items]          
Warrant exercised (in shares) | shares 5,119,867 8,666,667 5,119,867 8,666,667  
February 2026 Pre-Funded warrants          
Property, Plant, and Equipment [Line Items]          
Warrant exercised (in shares) | shares 22,907,600   22,907,600    
Minimum          
Property, Plant, and Equipment [Line Items]          
Estimated useful life (in years) 3 years   3 years    
Lease term (in months) 12 months   12 months    
Maximum          
Property, Plant, and Equipment [Line Items]          
Estimated useful life (in years) 13 years   13 years    
Lease term (in months) 60 months   60 months    
United States          
Property, Plant, and Equipment [Line Items]          
Cash and cash equivalents $ 110,500,000   $ 110,500,000    
Investment interest rate (as a percent) 3.50%   3.50%    
United States | Money market funds          
Property, Plant, and Equipment [Line Items]          
Investment interest rate (as a percent) 3.50%   3.50%    
Germany          
Property, Plant, and Equipment [Line Items]          
Cash and cash equivalents $ 44,500,000   $ 44,500,000    
Australian research and development tax incentive $ 4,200,000   $ 4,200,000    
Germany | Money market funds | Minimum          
Property, Plant, and Equipment [Line Items]          
Investment interest rate (as a percent) 1.80%   1.80%    
Germany | Money market funds | Maximum          
Property, Plant, and Equipment [Line Items]          
Investment interest rate (as a percent) 2.20%   2.20%    
Australia          
Property, Plant, and Equipment [Line Items]          
Cash and cash equivalents $ 100,000   $ 100,000    
Government R&D assistance rate (as a percent)     43.50%