Schedule of fair value of financial assets and liabilities (Details) - SEK (kr) kr in Thousands |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| IfrsStatementLineItems [Line Items] | ||
| Non Current Derivative | kr 1,279,275 | kr 128,381 |
| Current Derivative | 1,027,638 | 4,603 |
| DerivativeFinancial Liabilities | 2,306,914 | 132,984 |
| 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 | |
| Warrants to the SPAC transactions [member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Current Derivative | kr 215,310 |