v3.25.0.1
Financial instruments - Fair value of the convertible senior secured notes (Details) - Convertible senior secured notes - Financial liabilities at fair value through profit and loss category - Level 3
Dec. 31, 2024
$ / shares
Y
Dec. 23, 2024
Y
$ / shares
Dec. 31, 2023
$ / shares
Y
Share price      
Financial instruments      
Significant unobservable input liabilities 12.58 7.42 6.88
Conversion price      
Financial instruments      
Significant unobservable input liabilities 3.5 3.5 110
Interest rate      
Financial instruments      
Significant unobservable input liabilities 0.12 0.12 0.09
Credit spread      
Financial instruments      
Significant unobservable input liabilities 0.4064 0.4104 0.275
Expected life      
Financial instruments      
Significant unobservable input liabilities | Y 4 4 3
Risk-free rate      
Financial instruments      
Significant unobservable input liabilities 0.044 0.044 0.04
Dividend yield      
Financial instruments      
Significant unobservable input liabilities 0 0 0
Volatility      
Financial instruments      
Significant unobservable input liabilities 0.85 0.85 0.90