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 |
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 |
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 |
1,043,000,000
SEK
|
0
SEK
|
-
SEK
|
169,000,000
SEK
|
766,000,000
SEK
|
1,211,000,000
SEK
|
277,000,000
SEK
|
1,146,000,000
SEK
|
-
SEK
|
2,000,000
SEK
|
767,000,000
SEK
|
1,916,000,000
SEK
|
1,913,000,000
SEK
|
1,152,000,000
SEK
|