Schedule of consolidated financial statements of loss (Details) - SEK (kr) kr in Thousands |
6 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| IfrsStatementLineItems [Line Items] | ||||
| Cost of sales | kr (395,406) | kr (304,046) | kr (672,479) | kr (531,254) |
| General and administrative expenses | 1,254,350 | 85,738 | kr 300,217 | kr 189,862 |
| Warrants [member] | ||||
| IfrsStatementLineItems [Line Items] | ||||
| Cost of sales | (1,286) | (4) | ||
| Selling expenses | (2,390) | (9) | ||
| General and administrative expenses | (245,348) | (192) | ||
| Research and development expenses | (308) | 52 | ||
| Total | kr (249,332) | kr (152) | ||