v3.26.1
FAIR VALUE MEASUREMENTS - Market assumptions for valuation of the public warrants (Details)
Mar. 31, 2026
USD ($)
$ / shares
Dec. 31, 2025
USD ($)
$ / shares
May 05, 2025
Y
$ / shares
Dec. 31, 2024
USD ($)
FAIR VALUE MEASUREMENTS        
Fair value of warrants | $ $ 3,484,000 $ 3,378,000   $ 1,148,000
Public and Private Placement Warrants | Cartesian Growth Corporation III        
FAIR VALUE MEASUREMENTS        
Warrants and Rights Outstanding, Valuation Technique [Extensible Enumeration]     us-gaap:MonteCarloModelMember  
Public and Private Placement Warrants | Volatility | Cartesian Growth Corporation III        
FAIR VALUE MEASUREMENTS        
Warrant, measurement input     0.057  
Public and Private Placement Warrants | Risk free rate | Cartesian Growth Corporation III        
FAIR VALUE MEASUREMENTS        
Warrant, measurement input     0.0379  
Public and Private Placement Warrants | Market implied likelihood of completing a Business Combination | Cartesian Growth Corporation III        
FAIR VALUE MEASUREMENTS        
Warrant, measurement input     0.172  
Public and Private Placement Warrants | Share price | Cartesian Growth Corporation III        
FAIR VALUE MEASUREMENTS        
Warrant, measurement input | $ / shares     9.886  
Public and Private Placement Warrants | Weighted terms (Yrs) | Cartesian Growth Corporation III        
FAIR VALUE MEASUREMENTS        
Warrant, measurement input | Y     2.86  
Public Warrants | Cartesian Growth Corporation III        
FAIR VALUE MEASUREMENTS        
Fair value of warrants | $ $ 3,132,600 $ 3,132,600    
Par value per warrant | $ / shares $ 0.227 $ 0.227    
Private Placement Warrants | Cartesian Growth Corporation III        
FAIR VALUE MEASUREMENTS        
Fair value of warrants | $   $ 1,567,638    
Par value per warrant | $ / shares   $ 0.231    
Private Warrants | Cartesian Growth Corporation III        
FAIR VALUE MEASUREMENTS        
Fair value of warrants | $ $ 1,567,638      
Par value per warrant | $ / shares $ 0.231