v3.26.3
Fair Value Measurements - Schedule of Assets and Liabilities That Are Measured at Fair Value on a Recurring Basis (Details) - USD ($)
$ in Thousands
Sep. 30, 2026
Dec. 31, 2025
Assets    
Total financial assets $ 432,651 $ 91,547
Liabilities    
Derivative liability $ 18,320 $ 18,000
Derivative Liability, Statement of Financial Position [Extensible Enumeration] Derivative liability, non-current Derivative liability, non-current
U.S. Treasury securities    
Assets    
Marketable debt securities $ 397,790 $ 82,478
Money market funds    
Assets    
Cash equivalents 34,861 9,069
U.S. Treasury securities    
Assets    
Cash equivalents 0  
Level 1    
Assets    
Total financial assets 34,861 9,069
Liabilities    
Derivative liability 0 0
Level 1 | U.S. Treasury securities    
Assets    
Marketable debt securities 0 0
Level 1 | Money market funds    
Assets    
Cash equivalents 34,861 9,069
Level 1 | U.S. Treasury securities    
Assets    
Cash equivalents 0  
Level 2    
Assets    
Total financial assets 397,790 82,478
Liabilities    
Derivative liability 0 0
Level 2 | U.S. Treasury securities    
Assets    
Marketable debt securities 397,790 82,478
Level 2 | Money market funds    
Assets    
Cash equivalents 0 0
Level 2 | U.S. Treasury securities    
Assets    
Cash equivalents 0  
Level 3    
Assets    
Total financial assets 0 0
Liabilities    
Derivative liability 18,320 18,000
Level 3 | U.S. Treasury securities    
Assets    
Marketable debt securities 0 0
Level 3 | Money market funds    
Assets    
Cash equivalents 0 $ 0
Level 3 | U.S. Treasury securities    
Assets    
Cash equivalents $ 0