v3.26.1
FAIR VALUE MEASUREMENTS - Fair value of private placement warrants (Details) - Level 3 - Private Placement Warrants
Jun. 30, 2026
$ / shares
Y
Dec. 31, 2025
Y
$ / shares
Stock price    
FAIR VALUE MEASUREMENTS    
Derivative liability measurement input 12.06 12.06
Exercise price    
FAIR VALUE MEASUREMENTS    
Derivative liability measurement input 11.5 11.5
Expected term (in years)    
FAIR VALUE MEASUREMENTS    
Derivative liability measurement input | Y 5.28 5.78
Volatility    
FAIR VALUE MEASUREMENTS    
Derivative liability measurement input 0.022 0.022
Risk-free rate    
FAIR VALUE MEASUREMENTS    
Derivative liability measurement input 0.0412 0.0374
Fair value    
FAIR VALUE MEASUREMENTS    
Derivative liability measurement input 0.02 0.15
Probability of Business Combination    
FAIR VALUE MEASUREMENTS    
Derivative liability measurement input 0.0007 0.054