Statement Of Changes In Equity [Abstract]
| Concept |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||
| Statement of changes in equity [line items] | ||||||||||
| Increase (decrease) through disposal of subsidiary, equity | — | — | — | — | — | — |
6,000,000
SEK
|
6,000,000
SEK
|
— | — |
| Increase (decrease) through transactions with owners, equity |
–
SEK
|
140,000,000
SEK
|
150,000,000
SEK
|
140,000,000
SEK
|
10,000,000
SEK
|
75,000,000
SEK
|
82,000,000
SEK
|
6,000,000
SEK
|
0
SEK
|
75,000,000
SEK
|