v3.26.3
Warrant liabilities - ECARX Warrants in connection with the Merger (Details) - Level 3 - ECARX Private Warrants
Jun. 30, 2026
$ / shares
yr
Dec. 31, 2025
Risk-free rate of return (%)    
Warrant liabilities    
Warrants measurement input 0.0406  
Volatility    
Warrant liabilities    
Warrants measurement input 0.9300  
Expected dividend yield    
Warrant liabilities    
Warrants measurement input 0.000 0
Expected term    
Warrant liabilities    
Warrants measurement input | yr 1.5  
Fair value of the underlying ordinary shares    
Warrant liabilities    
Warrants measurement input | $ / shares 1.29