Statement Of Changes In Equity [Abstract]
| Concept |
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 |
As at 2021-12-31 |
2021-01-01 to 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||||||
| Equity | — | — | — |
980 448
SEK
|
1 386
SEK
|
994 671
SEK
|
1 973 733
SEK
|
— | — |
1 039 858
SEK
|
1 887 395
SEK
|
— |
848 908
SEK
|
— |
1 371
SEK
|
— | — | — |
950 999
SEK
|
1 797 084
SEK
|
847 441
SEK
|
1 356
SEK
|
| Changes in equity [abstract] | ||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||
| Profit (loss) | — |
55 553
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
90 446
SEK
|
— | — | — | — | — |
| Comprehensive income |
–
SEK
|
59 410
SEK
|
59 410
SEK
|
— | — | — | — |
59 410
SEK
|
–
SEK
|
— | — |
88 859
SEK
|
— |
–
SEK
|
— |
–
SEK
|
88 859
SEK
|
88 859
SEK
|
— | — | — | — |
| Increase (decrease) through share-based payment transactions, equity |
–
SEK
|
— |
–
SEK
|
— | — | — | — |
27 799
SEK
|
27 799
SEK
|
— | — |
11 504
SEK
|
— |
–
SEK
|
— |
11 504
SEK
|
— |
–
SEK
|
— | — | — | — |