v3.26.1
Fair value of financial instruments - Schedule of Derivative Liability Assumptions (Details)
Jun. 30, 2026
Dec. 31, 2025
Probability of change in control event    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Derivative liability, measurement input 0.800 0.800
Weighted average discount rate    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Derivative liability, measurement input 0.207 0.176