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 |
|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||
| Statement of changes in equity [line items] | ||||||
| Dividends recognised as distributions to owners of parent, relating to prior years | — |
10 679
SEK
|
10 679
SEK
|
0
SEK
|
0
SEK
|
— |
| Increase (decrease) through exercise of options, equity |
17,000
SEK
|
17,000
SEK
|
— | — |
741,000
SEK
|
741,000
SEK
|