Statement Of Changes In Equity [Abstract]
| Concept |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
2020-12-31 to 2021-12-31 |
2020-12-31 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
2019-12-31 to 2020-12-31 |
2019-12-31 to 2020-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||
| Equity |
971 086
SEK
|
1 409 044
SEK
|
2 378 373
SEK
|
1 757
SEK
|
— | — | — |
800 267
SEK
|
1 579 863
SEK
|
— |
1 757
SEK
|
— | — |
2 378 373
SEK
|
1 372 376
SEK
|
1 007 754
SEK
|
2 378 373
SEK
|
1 757
SEK
|
| Changes in equity [abstract] | ||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||
| Profit (loss) | — | — | — | — |
170 819
SEK
|
170 819
SEK
|
170 819
SEK
|
— | — |
207 487
SEK
|
— |
207 487
SEK
|
207 487
SEK
|
— | — | — | — | — |
| Comprehensive income | — | — | — | — |
170 819
SEK
|
170 819
SEK
|
170 819
SEK
|
— | — |
207 487
SEK
|
— |
207 487
SEK
|
207 487
SEK
|
— | — | — | — | — |