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 |
2021-01-01 to 2021-12-31 |
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 |
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 exercise of options, equity | — | — |
250,000
SEK
|
— |
6 031
SEK
|
6 281
SEK
|
— | — | — | — | — | — | — | — |
| Increase (decrease) through transactions with owners, equity |
138,000
SEK
|
0
SEK
|
284,000
SEK
|
0
SEK
|
6 031
SEK
|
48 687
SEK
|
55 140
SEK
|
1 473
SEK
|
376 836
SEK
|
0
SEK
|
1 800
SEK
|
7 799
SEK
|
100,000
SEK
|
365 864
SEK
|
| Share issue related cost | — | — | — | — | — | — | — | — |
16 142
SEK
|
— | — | — | — |
16 142
SEK
|