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 |
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 |
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) |
1,000,000
SEK
|
–
SEK
|
–
SEK
|
–
SEK
|
–
SEK
|
3 133
SEK
|
3 134
SEK
|
3 133
SEK
|
2 419
SEK
|
–
SEK
|
2 416
SEK
|
–
SEK
|
3,000,000
SEK
|
–
SEK
|
–
SEK
|
2 419
SEK
|
| Other comprehensive income [abstract] | ||||||||||||||||
| Other comprehensive income |
1,000,000
SEK
|
–
SEK
|
44,000,000
SEK
|
–
SEK
|
1 067
SEK
|
1 409
SEK
|
1 410
SEK
|
386,000,000
SEK
|
16,000,000
SEK
|
–
SEK
|
2 603
SEK
|
2 595
SEK
|
4,000,000
SEK
|
–
SEK
|
12,000,000
SEK
|
2 599
SEK
|
| Comprehensive income |
2,000,000
SEK
|
–
SEK
|
44,000,000
SEK
|
–
SEK
|
1 067
SEK
|
4 542
SEK
|
4 544
SEK
|
3 519
SEK
|
2 403
SEK
|
–
SEK
|
187,000,000
SEK
|
2 595
SEK
|
7,000,000
SEK
|
–
SEK
|
12,000,000
SEK
|
180,000,000
SEK
|
| Comprehensive income attributable to [abstract] | ||||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — | — | — | — |
4 542
SEK
|
— | — | — |
180,000,000
SEK
|
— | — | — | — | — |
| Comprehensive income, attributable to non-controlling interests | — | — | — | — | — | — |
2,000,000
SEK
|
— | — | — |
7,000,000
SEK
|
— | — | — | — | — |