Statement Of Changes In Equity [Abstract]
| Concept |
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 |
2023-01-01 to 2023-12-31 |
As at 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 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 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 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | |||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | |||||||||||||||||||||||||||||||||||
| Equity | — |
167 025
SEK
|
— |
517 761
SEK
|
— | — |
183,000
SEK
|
— | — |
1 055
SEK
|
6 138
SEK
|
166 843
SEK
|
— |
689 687
SEK
|
201 640
SEK
|
— | — | — | — |
313,000
SEK
|
484 090
SEK
|
1 055
SEK
|
5 326
SEK
|
201 326
SEK
|
689 687
SEK
|
— | — | — |
443 976
SEK
|
639 776
SEK
|
189 891
SEK
|
189 363
SEK
|
528,000
SEK
|
7 191
SEK
|
753,000
SEK
|
| Changes in equity [abstract] | |||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||||||||||||||
| Profit (loss) |
37 321
SEK
|
— |
37 190
SEK
|
— |
131,000
SEK
|
37 190
SEK
|
— |
-
SEK
|
-
SEK
|
— | — | — |
-
SEK
|
— | — |
-
SEK
|
51 406
SEK
|
51 191
SEK
|
215,000
SEK
|
— | — | — | — | — | — |
51 191
SEK
|
-
SEK
|
-
SEK
|
— | — | — | — | — | — | — |
| Other comprehensive income |
812,000
SEK
|
— |
812,000
SEK
|
— | — |
-
SEK
|
— |
812,000
SEK
|
-
SEK
|
— | — | — |
-
SEK
|
— | — | — |
1 865
SEK
|
-
SEK
|
-
SEK
|
— | — | — | — | — | — |
1 865
SEK
|
1 865
SEK
|
— | — | — | — | — | — | — | — |
| Comprehensive income |
34 615
SEK
|
— |
34 484
SEK
|
— |
131,000
SEK
|
33 671
SEK
|
— |
812,000
SEK
|
-
SEK
|
— | — | — |
-
SEK
|
— | — |
-
SEK
|
34 466
SEK
|
36 116
SEK
|
215,000
SEK
|
— | — | — | — | — | — |
34 251
SEK
|
1 865
SEK
|
-
SEK
|
— | — | — | — | — | — | — |
| Issue of equity | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
301,000
SEK
|
52 460
SEK
|
— | — | — | — | — | — | — | — |
52 460
SEK
|
— |
52 159
SEK
|
— | — | — | — | — | — | — |
| Increase (decrease) through changes in ownership interests in subsidiaries that do not result in loss of control, equity | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
-
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |