Statement Of Changes In Equity [Abstract]
| Concept |
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 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-01-01 |
As at 2021-01-01 |
As at 2021-01-01 |
As at 2021-01-01 |
As at 2021-01-01 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
As at 2020-01-01 |
As at 2020-01-01 |
As at 2020-01-01 |
As at 2020-01-01 |
As at 2020-01-01 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | |||||||||||||||||||||||||||
| Statement of changes in equity [line items] | |||||||||||||||||||||||||||
| Equity |
301 383
SEK
|
95 102
SEK
|
— |
1 750 191
SEK
|
— |
1 134 317
SEK
|
409 593
SEK
|
— | — |
409 593
SEK
|
1 607 745
SEK
|
422 444
SEK
|
255 636
SEK
|
1 031 344
SEK
|
— |
422 444
SEK
|
255 636
SEK
|
409 593
SEK
|
— |
1 031 344
SEK
|
— |
1 607 745
SEK
|
409 593
SEK
|
613 535
SEK
|
2 033 874
SEK
|
20 598
SEK
|
1 031 344
SEK
|
| Changes in equity [abstract] | |||||||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||||||
| Profit (loss) | — | — | — | — | — | — | — |
117 896
SEK
|
117 896
SEK
|
— | — | — | — | — |
191 074
SEK
|
— | — | — |
191 074
SEK
|
— | — | — | — | — | — | — | — |
| Other comprehensive income | — | — | — | — | — | — | — |
42 753
SEK
|
— | — | — | — | — | — |
426 129
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income | — | — |
160 534
SEK
|
— | — | — | — |
42 753
SEK
|
117 781
SEK
|
— | — | — | — | — |
426 129
SEK
|
— | — | — |
191 091
SEK
|
— |
235 038
SEK
|
— | — | — | — | — | — |
| Issue of equity | — | — | — | — |
102 973
SEK
|
— | — |
99 693
SEK
|
3 280
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |