v3.26.1
Other liabilities and provisions (Details)
$ / shares in Units, shares in Thousands
6 Months Ended 12 Months Ended
Jun. 30, 2026
USD ($)
$ / shares
shares
Jun. 30, 2025
USD ($)
Dec. 31, 2025
USD ($)
Earnout Shares      
Other liabilities and provisions      
Period over which Earnout Shares are to be issued 5 years    
Liabilities, fair value $ 8,000,000   $ 3,000,000
Earnout Shares | Maximum      
Other liabilities and provisions      
Shares issued under contingent earn out liability | shares 60,730    
Earnout Shares | Option Pricing | Exceptional items.      
Other liabilities and provisions      
Change in valuation $ (5,000,000) $ (3,000,000)  
Earnout Shares | Option Pricing | Risk-free rate      
Other liabilities and provisions      
Valuation assumption 0.04   0.03
Earnout Shares | Option Pricing | Volatility for shares, measurement input      
Other liabilities and provisions      
Valuation assumption 0.67   0.50
Percentage of reasonably possible decrease in unobservable input 5.00%    
Percentage of reasonably possible increase in unobservable input 5.00%    
Increase (decrease) in fair value measurement due to reasonably possible decrease in unobservable input $ (4,000,000)   $ (2,000,000)
Increase (decrease) in fair value measurement due to reasonably possible increase in unobservable input $ 4,000,000   $ 2,000,000
Earnout Shares | Year 1      
Other liabilities and provisions      
Value per share of Earnout Shares | $ / shares $ 13    
Earnout Shares | Year 2      
Other liabilities and provisions      
Value per share of Earnout Shares | $ / shares 15    
Earnout Shares | Year 3      
Other liabilities and provisions      
Value per share of Earnout Shares | $ / shares 16.5    
Earnout Shares | Year 4      
Other liabilities and provisions      
Value per share of Earnout Shares | $ / shares 18    
Earnout Shares | Year 5      
Other liabilities and provisions      
Value per share of Earnout Shares | $ / shares $ 19.5    
AMP Private Warrants      
Other liabilities and provisions      
Liabilities, fair value $ 0    
Exercise price of warrants | $ / shares $ 11.5    
Warrant exercise period 5 years    
AMP Private Warrants | Option Pricing | Risk-free rate      
Other liabilities and provisions      
Valuation assumption 0.04   0.03
AMP Private Warrants | Option Pricing | Volatility for shares, measurement input      
Other liabilities and provisions      
Valuation assumption 0.67   0.50
Percentage of reasonably possible decrease in unobservable input 5.00%    
Percentage of reasonably possible increase in unobservable input 5.00%    
Increase (decrease) in fair value measurement due to reasonably possible decrease in unobservable input     $ 0
Increase (decrease) in fair value measurement due to reasonably possible increase in unobservable input     0
NOMOQ - Put and call arrangements      
Other liabilities and provisions      
Fair value of put and call arrangements valuation $ 13,000,000   $ 11,000,000