Statement Of Financial Position [Abstract]
| Concept |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
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 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||||||
| Assets [abstract] | |||||||||||||||||||||
| Property, plant and equipment | — | — | — | — | — | — |
1 167
SEK
|
997,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets | — | — | — | — | — | — |
722,000,000
SEK
|
653,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill | — | — | — | — | — | — |
2 192
SEK
|
1 888
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — | — | — | — |
17,000,000
SEK
|
18,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — |
688,000,000
SEK
|
416,000,000
SEK
|
— | — | — | — | — | — |
476,000,000
SEK
|
— | — | — | — | — | — |
| Assets | — | — | — | — | — | — |
6 041
SEK
|
5 364
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||
| Issued capital | — | — | — | — | — | — |
4,000,000
SEK
|
4,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings | — | — | — | — | — | — |
541,000,000
SEK
|
346,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — | — | — | — | — |
1 664
SEK
|
1 479
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — | — | — | — |
19,000,000
SEK
|
34,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
541,000,000
SEK
|
1 150
SEK
|
4,000,000
SEK
|
19,000,000
SEK
|
31,000,000
SEK
|
1 664
SEK
|
1 683
SEK
|
1 513
SEK
|
346,000,000
SEK
|
34,000,000
SEK
|
1 150
SEK
|
4,000,000
SEK
|
21,000,000
SEK
|
1 479
SEK
|
1 336
SEK
|
35,000,000
SEK
|
1 074
SEK
|
143,000,000
SEK
|
4,000,000
SEK
|
80,000,000
SEK
|
1 301
SEK
|
| Liabilities [abstract] | |||||||||||||||||||||
| Current tax liabilities | — | — | — | — | — | — |
60,000,000
SEK
|
77,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities | — | — | — | — | — | — |
242,000,000
SEK
|
200,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — | — | — |
6 041
SEK
|
5 364
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |