Statement Of Comprehensive Income [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 comprehensive income [abstract] | ||||||||
| Profit (loss) |
3,044,000,000
SEK
|
3,171,000,000
SEK
|
3,044,000,000
SEK
|
127,000,000
SEK
|
20,000,000
SEK
|
784,000,000
SEK
|
804,000,000
SEK
|
784,000,000
SEK
|
| Other comprehensive income [abstract] | ||||||||
| Other comprehensive income |
0
SEK
|
0
SEK
|
— | — | — |
0
SEK
|
0
SEK
|
— |
| Comprehensive income |
3,044,000,000
SEK
|
3,171,000,000
SEK
|
3,044,000,000
SEK
|
127,000,000
SEK
|
20,000,000
SEK
|
784,000,000
SEK
|
804,000,000
SEK
|
784,000,000
SEK
|
| Comprehensive income attributable to [abstract] | ||||||||
| Comprehensive income, attributable to owners of parent | — |
3,044,000,000
SEK
|
— | — | — | — |
784,000,000
SEK
|
— |
| Comprehensive income, attributable to non-controlling interests | — |
127,000,000
SEK
|
— | — | — | — |
20,000,000
SEK
|
— |