Statement Of Changes In Equity [Abstract]
| Concept |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
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 |
|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||
| Statement of changes in equity [line items] | ||||||||
| Increase (decrease) through transactions with owners, equity |
–
SEK
|
567,000,000
SEK
|
567,000,000
SEK
|
567,000,000
SEK
|
755,000,000
SEK
|
–
SEK
|
755,000,000
SEK
|
755,000,000
SEK
|
| Purchase of treasury shares | — |
–
SEK
|
–
SEK
|
–
SEK
|
–
SEK
|
— |
–
SEK
|
–
SEK
|