Statement Of Comprehensive Income [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 |
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 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||||||
| Profit (loss) | — |
1 100
SEK
|
— |
0
SEK
|
1 100
SEK
|
1 100
SEK
|
— | — |
974,000,000
SEK
|
— |
974,000,000
SEK
|
974,000,000
SEK
|
0
SEK
|
— |
| Other comprehensive income [abstract] | ||||||||||||||
| Other comprehensive income | — |
201,000,000
SEK
|
— |
0
SEK
|
116,000,000
SEK
|
201,000,000
SEK
|
85,000,000
SEK
|
— |
825,000,000
SEK
|
624,000,000
SEK
|
826,000,000
SEK
|
202,000,000
SEK
|
0
SEK
|
— |
| Comprehensive income |
—
SEK
|
899,000,000
SEK
|
—
SEK
|
0
SEK
|
984,000,000
SEK
|
899,000,000
SEK
|
85,000,000
SEK
|
—
SEK
|
1 800
SEK
|
624,000,000
SEK
|
1 800
SEK
|
1 176
SEK
|
0
SEK
|
—
SEK
|
| Comprehensive income attributable to [abstract] | ||||||||||||||
| Comprehensive income, attributable to owners of parent | — |
899,000,000
SEK
|
— | — | — | — | — | — | — | — |
1 800
SEK
|
— | — | — |
| Comprehensive income, attributable to non-controlling interests | — |
0
SEK
|
— | — | — | — | — | — | — | — |
0
SEK
|
— | — | — |