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 |
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 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 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | |||||||||||||||||||||||||
| Statement of changes in equity [line items] | |||||||||||||||||||||||||
| Equity | — |
189 636
SEK
|
— |
1 298 842
SEK
|
745,000
SEK
|
— | — |
5 858
SEK
|
— |
1 483 364
SEK
|
163 190
SEK
|
— | — | — | — |
4,000
SEK
|
1 073 255
SEK
|
1 477
SEK
|
1 234 972
SEK
|
— |
804 858
SEK
|
1 138
SEK
|
1 234 972
SEK
|
430 454
SEK
|
1 477
SEK
|
| Changes in equity [abstract] | |||||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||||
| Profit (loss) |
229 366
SEK
|
— |
-
SEK
|
— | — |
229 366
SEK
|
-
SEK
|
— |
-
SEK
|
— | — |
-
SEK
|
-
SEK
|
268 694
SEK
|
268 694
SEK
|
— | — | — | — |
-
SEK
|
— | — | — | — | — |
| Other comprehensive income |
160,000
SEK
|
— |
742,000
SEK
|
— | — |
582,000
SEK
|
— | — | — | — | — |
-
SEK
|
1 134
SEK
|
1 134
SEK
|
-
SEK
|
— | — | — | — |
-
SEK
|
— | — | — | — | — |
| Comprehensive income |
229 526
SEK
|
— |
742,000
SEK
|
— | — |
228 784
SEK
|
-
SEK
|
— |
-
SEK
|
— | — |
0
SEK
|
1 134
SEK
|
267 560
SEK
|
268 694
SEK
|
— | — | — | — |
0
SEK
|
— | — | — | — | — |
| Issue of equity |
262 885
SEK
|
— | — | — | — | — |
4 381
SEK
|
— |
258 504
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity |
3 198
SEK
|
— |
-
SEK
|
— | — |
3 198
SEK
|
-
SEK
|
— |
-
SEK
|
— | — |
-
SEK
|
-
SEK
|
295,000
SEK
|
295,000
SEK
|
— | — | — | — |
-
SEK
|
— | — | — | — | — |