v3.26.1
Schedule of fair value of financial assets and liabilities (Details) - SEK (kr)
kr in Thousands
Jun. 30, 2026
Dec. 31, 2025
Dec. 31, 2024
IfrsStatementLineItems [Line Items]      
 Non Current Derivative kr 1,279,275 kr 128,381  
 Current Derivative 1,027,638 4,603  
 Derivative Financial Liabilities 2,306,914 132,984 kr 1,432
Warrants to investor [member]      
IfrsStatementLineItems [Line Items]      
 Non Current Derivative 4,432 128,381  
 Current Derivative  
Warrants related to the PIPE transactions [member]      
IfrsStatementLineItems [Line Items]      
 Non Current Derivative 605,379  
 Current Derivative 225,053  
Warrants to customer [member]      
IfrsStatementLineItems [Line Items]      
 Non Current Derivative 669,465  
 Current Derivative 587,275  
Embedded derivatives [member]      
IfrsStatementLineItems [Line Items]      
 Current Derivative 4,603  
 Derivative Financial Liabilities   4,603
Warrants to the SPAC transactions [member]      
IfrsStatementLineItems [Line Items]      
 Current Derivative kr 215,310