Statement Of Financial Position [Abstract]
| Concept |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-01-01 |
As at 2022-01-01 |
As at 2022-01-01 |
As at 2022-01-01 |
As at 2022-01-01 |
As at 2022-01-01 |
As at 2022-01-01 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||||||
| Property, plant and equipment |
1 043
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
820,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets |
233,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
232,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill |
395,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
366,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets |
76,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
62,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
231,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
283,000,000
SEK
|
— | — |
283,000,000
SEK
|
— | — | — | — | — | — | — |
452,000,000
SEK
|
— | — | — | — |
| Assets |
5 704
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
4 699
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||||||
| Issued capital |
37,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
37,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings |
2 761
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
2 411
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent |
3 164
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
2 616
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests |
16,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
12,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
3 180
SEK
|
86,000,000
SEK
|
16,000,000
SEK
|
2 761
SEK
|
37,000,000
SEK
|
280,000,000
SEK
|
3 164
SEK
|
84,000,000
SEK
|
2 616
SEK
|
2 411
SEK
|
37,000,000
SEK
|
12,000,000
SEK
|
2 627
SEK
|
84,000,000
SEK
|
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
|
| Liabilities [abstract] | ||||||||||||||||||||||||||||
| Deferred tax liabilities |
90,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
80,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities |
2 524
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
2 072
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
5 704
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
4 699
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — |