Statement Of Changes In Equity [Abstract]
| Concept |
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 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 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | |||||||||||||||||||||||||
| Statement of changes in equity [line items] | |||||||||||||||||||||||||
| Equity |
424 888
SEK
|
— | — | — |
1 294 227
SEK
|
885 827
SEK
|
6 166
SEK
|
10 322
SEK
|
— | — |
713 313
SEK
|
431 741
SEK
|
— | — | — |
5 165
SEK
|
5 614
SEK
|
1 134 276
SEK
|
— | — |
524 938
SEK
|
4 977
SEK
|
3 945
SEK
|
773 724
SEK
|
257 709
SEK
|
| Changes in equity [abstract] | |||||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||||
| Profit (loss) | — | — |
172 513
SEK
|
172 513
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
188 376
SEK
|
188 376
SEK
|
— | — | — | — | — |
| Other comprehensive income | — | — |
5 157
SEK
|
— | — | — | — | — | — |
5 157
SEK
|
— | — | — |
1 220
SEK
|
— | — | — | — |
1 220
SEK
|
— | — | — | — | — | — |
| Comprehensive income | — |
–
SEK
|
167 356
SEK
|
172 513
SEK
|
— | — | — | — |
–
SEK
|
5 157
SEK
|
— | — |
–
SEK
|
1 220
SEK
|
–
SEK
|
— | — | — |
187 156
SEK
|
188 376
SEK
|
— | — | — | — | — |
| Issue of equity | — |
551,000
SEK
|
170 551
SEK
|
— | — | — | — | — |
170 000
SEK
|
— | — | — |
380 237
SEK
|
— |
633,000
SEK
|
— | — | — |
380 870
SEK
|
— | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity | — | — |
3 301
SEK
|
— | — | — | — | — |
3 301
SEK
|
— | — | — |
4 547
SEK
|
— |
4,000
SEK
|
— | — | — |
4 551
SEK
|
— | — | — | — | — | — |