Statement Of Changes In Equity [Abstract]
| Concept |
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 |
|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | |||||
| Statement of changes in equity [line items] | |||||
| Issue of convertible instruments | — | — | — |
7 074
SEK
|
7 074
SEK
|
| Increase (decrease) through transactions with owners, equity |
72 481
SEK
|
72 481
SEK
|
1 325
SEK
|
69 851
SEK
|
68 526
SEK
|
| Sale or issue of treasury shares | — | — | — |
5 000
SEK
|
5 000
SEK
|