Statement Of Changes In Equity [Abstract]
| Concept |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
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 |
|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||
| Statement of changes in equity [line items] | ||||||||
| Increase (decrease) through transactions with owners, equity | — | — | — | — |
–
SEK
|
–
SEK
|
11,000,000
SEK
|
11,000,000
SEK
|
| Purchase of treasury shares |
-
SEK
|
10,000,000
SEK
|
10,000,000
SEK
|
-
SEK
|
— | — | — | — |