v3.26.1
Note 4 - Personnel Expenses, Including Share-based Compensation - Summary of Weighted Average Values for Inputs Used in Valuation Techniques (Details) - $ / shares
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Restricted share units (RSU), 2024 [Member] | Opera [member]    
Disclosure of terms and conditions of share-based payment arrangement [line items]    
Fair value of underlying share at grant date   $ 12.61
Expected volatility   63.00%
Risk free rate   4.30%
Duration of initial simulation period (years to longstop date)   2 years 4 months 20 days
Duration of second simulation period with postponed exercise (years)   3 years
Exercise price, RSU (in dollars per share)   $ 0
Restricted share units (RSU), 2024 [Member] | Kunlun Tech [member]    
Disclosure of terms and conditions of share-based payment arrangement [line items]    
Fair value of underlying share at grant date   $ 5.78
Expected volatility   23.50%
Risk free rate   2.10%
Exercise price, RSU (in dollars per share)   $ 2.69
Restricted Share Units (RSU), 2025 [Member] | Opera [member]    
Disclosure of terms and conditions of share-based payment arrangement [line items]    
Fair value of underlying share at grant date $ 19.55  
Expected volatility 59.30%  
Risk free rate 4.20%  
Duration of initial simulation period (years to longstop date) 1 year 6 months  
Duration of second simulation period with postponed exercise (years) 3 years  
Exercise price, RSU (in dollars per share) $ 0  
Restricted Share Units (RSU), 2025 [Member] | Kunlun Tech [member]    
Disclosure of terms and conditions of share-based payment arrangement [line items]    
Fair value of underlying share at grant date $ 4.43  
Expected volatility 34.50%  
Risk free rate 2.10%  
Exercise price, RSU (in dollars per share) $ 2.69