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 |
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 |
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 |
1 213 930
SEK
|
— | — | — |
5 046
SEK
|
1 202 426
SEK
|
6 458
SEK
|
— |
971 899
SEK
|
983 250
SEK
|
— |
4 893
SEK
|
— |
6 458
SEK
|
— | — |
698 797
SEK
|
6 439
SEK
|
4 621
SEK
|
709 857
SEK
|
| Changes in equity [abstract] | ||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||
| Profit (loss) | — | — |
198 405
SEK
|
198 405
SEK
|
— | — | — | — | — | — | — | — | — | — |
214 702
SEK
|
214 702
SEK
|
— | — | — | — |
| Other comprehensive income | — | — |
124 576
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
64 998
SEK
|
— | — | — | — | — |
| Comprehensive income | — |
0
SEK
|
322 981
SEK
|
322 829
SEK
|
— | — | — |
153,000
SEK
|
— | — |
272,000
SEK
|
— |
0
SEK
|
— |
279 700
SEK
|
279 428
SEK
|
— | — | — | — |
| Issue of equity | — | — | — | — | — | — | — | — | — | — | — | — |
19,000
SEK
|
— |
16 862
SEK
|
16 843
SEK
|
— | — | — | — |
| Increase (decrease) through other changes, equity | — | — |
295,000
SEK
|
295,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
94,000
SEK
|
94,000
SEK
|
— | — | — | — |
| Increase (decrease) through share-based payment transactions, equity | — | — |
990,000
SEK
|
990,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
119,000
SEK
|
119,000
SEK
|
— | — | — | — |