Statement Of Comprehensive Income [Abstract]
| Concept |
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 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||
| Profit (loss) | — | — |
117,000,000
SEK
|
117,000,000
SEK
|
41,000,000
SEK
|
41,000,000
SEK
|
— | — |
| Other comprehensive income [abstract] | ||||||||
| Other comprehensive income that will not be reclassified to profit or loss, net of tax | — | — |
3,000,000
SEK
|
— | — |
5,000,000
SEK
|
— | — |
| Other comprehensive income that will be reclassified to profit or loss, net of tax | — | — |
13,000,000
SEK
|
— | — |
123,000,000
SEK
|
— | — |
| Other comprehensive income |
30,000,000
SEK
|
17,000,000
SEK
|
10,000,000
SEK
|
3,000,000
SEK
|
5,000,000
SEK
|
128,000,000
SEK
|
119,000,000
SEK
|
4,000,000
SEK
|
| Comprehensive income |
30,000,000
SEK
|
17,000,000
SEK
|
127,000,000
SEK
|
114,000,000
SEK
|
36,000,000
SEK
|
87,000,000
SEK
|
119,000,000
SEK
|
4,000,000
SEK
|
| Comprehensive income attributable to [abstract] | ||||||||
| Comprehensive income, attributable to owners of parent | — | — |
217,000,000
SEK
|
— | — |
173,000,000
SEK
|
— | — |
| Comprehensive income, attributable to non-controlling interests | — | — |
90,000,000
SEK
|
— | — |
86,000,000
SEK
|
— | — |