Statement Of Changes In Equity [Abstract]
| Concept |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||||||||||||||
| Equity | — | — |
3 380
SEK
|
— |
1 691
SEK
|
— |
19,000,000
SEK
|
5,000,000
SEK
|
— | — |
300,000,000
SEK
|
5 395
SEK
|
— | — |
4 838
SEK
|
3 105
SEK
|
— | — | — |
1 201
SEK
|
— |
17,000,000
SEK
|
3,000,000
SEK
|
512,000,000
SEK
|
5 429
SEK
|
1 200
SEK
|
3 410
SEK
|
17,000,000
SEK
|
3,000,000
SEK
|
800,000,000
SEK
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||
| Profit (loss) | — | — | — | — | — | — | — | — | — |
327,000,000
SEK
|
— | — |
2 47
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other comprehensive income | — | — | — | — | — | — | — | — | — |
2,000,000
SEK
|
— | — |
0
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income |
–
SEK
|
–
SEK
|
— |
–
SEK
|
— |
2,000,000
SEK
|
— | — |
327,000,000
SEK
|
329,000,000
SEK
|
— | — |
246,000,000
SEK
|
–
SEK
|
— | — |
2 46
SEK
|
–
SEK
|
0
SEK
|
— |
–
SEK
|
— | — | — | — | — | — | — | — | — |
| Issue of equity |
2,000,000
SEK
|
487,000,000
SEK
|
— |
–
SEK
|
— |
–
SEK
|
— | — |
–
SEK
|
489,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Decrease through other distributions to owners, equity |
–
SEK
|
–
SEK
|
— |
–
SEK
|
— |
–
SEK
|
— | — |
46,000,000
SEK
|
46,000,000
SEK
|
— | — |
59,000,000
SEK
|
–
SEK
|
— | — |
59,000,000
SEK
|
–
SEK
|
–
SEK
|
— |
–
SEK
|
— | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity | — | — | — | — | — | — | — | — | — | — | — | — |
1,000,000
SEK
|
–
SEK
|
— | — |
–
SEK
|
1,000,000
SEK
|
–
SEK
|
— |
–
SEK
|
— | — | — | — | — | — | — | — | — |