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 |
As at 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 |
2021-01-01 to 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 |
262 557
SEK
|
— | — | — |
234 056
SEK
|
4 781
SEK
|
4 982
SEK
|
28 702
SEK
|
— | — |
170 839
SEK
|
16 870
SEK
|
178 493
SEK
|
— | — |
13 914
SEK
|
4 698
SEK
|
— | — | — |
128 764
SEK
|
16 492
SEK
|
4 698
SEK
|
14 531
SEK
|
135 423
SEK
|
| Changes in equity [abstract] | |||||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||||
| Profit (loss) | — |
SEK
|
101 297
SEK
|
101 297
SEK
|
— | — | — | — |
SEK
|
SEK
|
— | — | — |
SEK
|
SEK
|
— | — |
SEK
|
65 564
SEK
|
65 564
SEK
|
— | — | — | — | — |
| Comprehensive income | — |
SEK
|
110 229
SEK
|
101 297
SEK
|
— | — | — | — |
8 932
SEK
|
SEK
|
— | — | — |
617,000
SEK
|
SEK
|
— | — |
SEK
|
66 181
SEK
|
65 564
SEK
|
— | — | — | — | — |
| Issue of equity | — |
83,000
SEK
|
12 021
SEK
|
SEK
|
— | — | — | — |
SEK
|
11 938
SEK
|
— | — | — |
SEK
|
SEK
|
— | — |
SEK
|
SEK
|
SEK
|
— | — | — | — | — |
| Increase (decrease) through other changes, equity | — |
SEK
|
SEK
|
SEK
|
— | — | — | — |
SEK
|
SEK
|
— | — | — |
SEK
|
SEK
|
— | — |
378,000
SEK
|
378,000
SEK
|
SEK
|
— | — | — | — | — |