Finance income (Details) - SEK (kr) kr in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| IfrsStatementLineItems [Line Items] | ||
| Total finance income | kr 5,080 | kr 65,615 |
| Interest Incomes [Member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Total finance income | 5,080 | 21,777 |
| Exchange Rate Gains [Member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Total finance income | 1,403 | 43,838 |
| Total Finance Income [Member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Total finance income | kr 6,483 | kr 65,615 |