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] | ||||||
| Increase (decrease) through transactions with owners, equity |
2 392
SEK
|
449 524
SEK
|
451 9 17
SEK
|
1 571
SEK
|
150 651
SEK
|
149 080
SEK
|
| Share issue related cost | — |
48 240
SEK
|
48 240
SEK
|
— |
28 941
SEK
|
28 941
SEK
|