Statement Of Financial Position [Abstract]
| Concept |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-01-01 |
As at 2021-01-01 |
As at 2021-01-01 |
As at 2021-01-01 |
As at 2021-01-01 |
As at 2021-01-01 |
As at 2021-01-01 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-01-01 |
As at 2020-01-01 |
As at 2020-01-01 |
As at 2020-01-01 |
As at 2020-01-01 |
As at 2020-01-01 |
As at 2020-01-01 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||||||
| Property, plant and equipment | — |
1 052
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
913,000,000
SEK
|
— | — | — | — | — | — | — |
| Goodwill | — |
366,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
330,000,000
SEK
|
— | — | — | — | — | — | — |
| Deferred tax assets | — |
62,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
54,000,000
SEK
|
— | — | — | — | — | — | — |
| Cash and cash equivalents | — |
283,000,000
SEK
|
— | — | — | — | — | — | — |
452,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
452,000,000
SEK
|
— | — |
16 1
SEK
|
— | — | — | — |
| Assets | — |
4 699
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
3 864
SEK
|
— | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||||||
| Issued capital | — |
37,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
37,000,000
SEK
|
— | — | — | — | — | — | — |
| Retained earnings | — |
2 411
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
2 047
SEK
|
— | — | — | — | — | — | — |
| Equity attributable to owners of parent | — |
2 616
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
2 181
SEK
|
— | — | — | — | — | — | — |
| Non-controlling interests | — |
12,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
9,000,000
SEK
|
— | — | — | — | — | — | — |
| Equity |
2 411
SEK
|
2 627
SEK
|
84,000,000
SEK
|
2 616
SEK
|
12,000,000
SEK
|
84,000,000
SEK
|
37,000,000
SEK
|
14,000,000
SEK
|
37,000,000
SEK
|
2 191
SEK
|
2 047
SEK
|
84,000,000
SEK
|
2 181
SEK
|
9,000,000
SEK
|
2 047
SEK
|
9,000,000
SEK
|
2 181
SEK
|
37,000,000
SEK
|
84,000,000
SEK
|
14,000,000
SEK
|
2 191
SEK
|
37,000,000
SEK
|
1 731
SEK
|
2 015
SEK
|
84,000,000
SEK
|
7,000,000
SEK
|
156,000,000
SEK
|
2 008
SEK
|
| Liabilities [abstract] | ||||||||||||||||||||||||||||
| Deferred tax liabilities | — |
80,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
84,000,000
SEK
|
— | — | — | — | — | — | — |
| Liabilities | — |
2 072
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
1 674
SEK
|
— | — | — | — | — | — | — |
| Equity and liabilities | — |
4 699
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
3 864
SEK
|
— | — | — | — | — | — | — |