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 |
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 |
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 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 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 |
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 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 |
As at 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | |||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | |||||||||||||||||||||||||||||||||||
| Equity | — | — |
5 599
SEK
|
— |
298,000,000
SEK
|
1,000,000
SEK
|
277,000,000
SEK
|
— | — |
283,000,000
SEK
|
— | — |
5 860
SEK
|
284,000,000
SEK
|
— |
270,000,000
SEK
|
— |
5 609
SEK
|
— | — |
1,000,000
SEK
|
— |
298,000,000
SEK
|
281,000,000
SEK
|
— |
269,000,000
SEK
|
— |
5 860
SEK
|
306,000,000
SEK
|
1,000,000
SEK
|
5 579
SEK
|
274,000,000
SEK
|
275,000,000
SEK
|
305,000,000
SEK
|
5 885
SEK
|
| Changes in equity [abstract] | |||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||||||||||||||
| Profit (loss) |
68,000,000
SEK
|
-
SEK
|
— |
-
SEK
|
— | — | — |
68,000,000
SEK
|
0
SEK
|
— |
68,000,000
SEK
|
-
SEK
|
— | — |
4,000,000
SEK
|
— |
4,000,000
SEK
|
— |
0
SEK
|
4,000,000
SEK
|
— |
-
SEK
|
— | — |
-
SEK
|
— |
-
SEK
|
— | — | — | — | — | — | — | — |
| Other comprehensive income | — | — | — | — | — | — | — | — | — | — |
25,000,000
SEK
|
— | — | — |
15,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income |
43,000,000
SEK
|
-
SEK
|
— |
4,000,000
SEK
|
— | — | — |
39,000,000
SEK
|
0
SEK
|
— |
43,000,000
SEK
|
-
SEK
|
— | — |
12,000,000
SEK
|
— |
11,000,000
SEK
|
— |
1,000,000
SEK
|
17,000,000
SEK
|
— |
6,000,000
SEK
|
— | — |
-
SEK
|
— |
-
SEK
|
— | — | — | — | — | — | — | — |
| Issue of equity | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
-
SEK
|
— |
-
SEK
|
— |
-
SEK
|
-
SEK
|
— |
-
SEK
|
— | — |
25,000,000
SEK
|
— |
25,000,000
SEK
|
— | — | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity |
0
SEK
|
-
SEK
|
— |
-
SEK
|
— | — | — |
0
SEK
|
-
SEK
|
— |
0
SEK
|
-
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |