Statement Of Changes In Equity [Abstract]
| Concept |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
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 |
|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||
| Statement of changes in equity [line items] | ||||||||
| Increase (decrease) through transactions with owners, equity |
-
SEK
|
3,000,000
SEK
|
79,000,000
SEK
|
82,000,000
SEK
|
0
SEK
|
48,000,000
SEK
|
49,000,000
SEK
|
1,000,000
SEK
|
| Purchase of treasury shares | — |
3,000,000
SEK
|
6,000,000
SEK
|
9,000,000
SEK
|
— |
0
SEK
|
— |
0
SEK
|