v3.26.1
Share-based payments (Details Narrative)
kr / shares in Units, kr in Thousands
6 Months Ended 12 Months Ended
Jun. 30, 2026
SEK (kr)
shares
kr / shares
Jun. 30, 2025
SEK (kr)
shares
kr / shares
Dec. 31, 2025
SEK (kr)
shares
kr / shares
Dec. 31, 2024
SEK (kr)
shares
kr / shares
Dec. 31, 2023
kr / shares
IfrsStatementLineItems [Line Items]          
Total expenses kr 249,332 kr 152 kr 15,629 kr 10,171  
Other cost kr 140,656        
Exercised warrants, shares | shares 8,700,000        
Ordinary shares [member]          
IfrsStatementLineItems [Line Items]          
Equialent shares | shares 1,369,477        
Share options [member]          
IfrsStatementLineItems [Line Items]          
Granted during the period | shares 1,228,156 388,420  
Number of options vested | shares     671,500    
Options expiration period 10 years   10 years    
Weighted average remaining contractual life 6 years 7 months 6 days 4 years 10 months 24 days 8 years 2 months 12 days 3 years 10 months 24 days  
Weighted average fair value of options granted | kr / shares     kr 6.12 kr 23.34  
Estimated fair values of options granted     kr 7,513 kr 9,063  
Total expenses kr 965 kr 152 kr 5,549 kr 10,171  
Weighted average share price Outstanding | kr / shares kr 84.63 kr 121.01 kr 88.91 kr 115.98 kr 119.73
Warrants [member]          
IfrsStatementLineItems [Line Items]          
Weighted average remaining contractual life 3 years 9 months 18 days        
Total expenses kr 3,411 kr 10,080  
Warrants vesting period     33 months    
Expected life     3 years    
Vesting description     At the end of the vesting period one warrant may be converted to 3.16 ordinary shares.    
Weighted average fair value of warrants granted | kr / shares     kr 37.38  
Estimated fair values of warrants granted     kr 16,719    
Weighted average share price Outstanding | kr / shares kr 72.83      
Warrants [member] | Top of range [member]          
IfrsStatementLineItems [Line Items]          
Expected life     5 years