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 |
2023-01-01 to 2023-12-31 |
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 |
64,000,000
SEK
|
3,166,000,000
SEK
|
3,235,000,000
SEK
|
5,000,000
SEK
|
0
SEK
|
11,000,000
SEK
|
11,000,000
SEK
|