Statement Of Changes In Equity [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||
| Statement of changes in equity [line items] | ||||||||
| Dividends recognised as distributions to owners of parent, relating to current year |
SEK
|
50 078
SEK
|
50 078
SEK
|
— | — | — | — | — |
| Increase (decrease) through acquisition of subsidiary, equity |
279 126
SEK
|
— |
279 126
SEK
|
— | — | — | — | — |
| Increase (decrease) through exercise of options, equity | — |
100,000
SEK
|
100,000
SEK
|
— | — | — | — | — |
| Increase (decrease) through exercise of warrants, equity | — | — | — |
112,000
SEK
|
3,374,000
SEK
|
SEK
|
3,374,000
SEK
|
3 262
SEK
|
| Increase (decrease) through conversion of convertible instruments, equity |
SEK
|
— | — | — | — |
SEK
|
— | — |
| Issue of convertible instruments |
SEK
|
— | — | — | — | — | — | — |
| Increase (decrease) through transactions with owners, equity | — |
10 844
SEK
|
10 844
SEK
|
— |
27 671
SEK
|
— |
27 671
SEK
|
— |
| Share issue related cost | — | — | — | — |
5 346
SEK
|
SEK
|
5 346
SEK
|
— |