v3.26.3
Convertible Preferred Stock and Stockholders' Deficit - Warrants (Details) - $ / shares
4 Months Ended
Dec. 31, 2025
Jun. 30, 2026
Convertible preferred stock and stockholders' deficit    
Nominal exercise price   $ 3.3334
Common Stock Warrants    
Convertible preferred stock and stockholders' deficit    
Number of warrants issued 2,999,950  
Nominal exercise price $ 3.3334  
Common Stock Warrants | Warrant expiration upon initial public offering effectiveness scenario    
Convertible preferred stock and stockholders' deficit    
Warrants term 5 years  
Common Stock Warrants | Warrant expiration upon initial closing of financing scenario    
Convertible preferred stock and stockholders' deficit    
Warrants term 18 months