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 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 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||
| Property, plant and equipment | — | — | — | — | — |
48 304
SEK
|
44 909
SEK
|
— | — | — | — | — |
57 471
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets | — | — | — | — | — |
4 088
SEK
|
3 934
SEK
|
— | — | — | — | — |
5 427
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Goodwill | — | — | — | — | — |
41 137
SEK
|
39 337
SEK
|
— | — | — | — | — |
44 786
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill | — | — | — | — | — |
20 734
SEK
|
21 345
SEK
|
— | — | — | — | — |
25 346
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method | — | — | — | — | — |
351,000,000
SEK
|
294,000,000
SEK
|
— | — | — | — | — |
291,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — | — | — |
2 326
SEK
|
2 343
SEK
|
— | — | — | — | — |
2 545
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — |
10 962
SEK
|
5 159
SEK
|
— | — | — | — | — |
4 288
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Assets | — | — | — | — | — |
185 284
SEK
|
202 993
SEK
|
— | — | — | — | — |
210 600
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||
| Issued capital | — | — | — | — | — |
2 350
SEK
|
2 350
SEK
|
— | — | — | — | — |
2 350
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Retained earnings | — | — | — | — | — |
72 740
SEK
|
59 075
SEK
|
— | — | — | — | — |
53 519
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Other reserves | — | — | — | — | — |
13 224
SEK
|
9 421
SEK
|
— | — | — | — | — |
11 477
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — | — | — | — |
88 314
SEK
|
70 846
SEK
|
— | — | — | — | — |
67 346
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — | — | — |
427,000,000
SEK
|
8 559
SEK
|
— | — | — | — | — |
9 218
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Equity |
72 740
SEK
|
2 350
SEK
|
427,000,000
SEK
|
88 314
SEK
|
13 224
SEK
|
88 741
SEK
|
79 405
SEK
|
59 075
SEK
|
9 421
SEK
|
8 559
SEK
|
2 350
SEK
|
70 846
SEK
|
76 564
SEK
|
11 477
SEK
|
9 218
SEK
|
53 519
SEK
|
2 350
SEK
|
67 346
SEK
|
51 215
SEK
|
6 309
SEK
|
68 507
SEK
|
59 874
SEK
|
8 633
SEK
|
2 350
SEK
|
| Liabilities [abstract] | ||||||||||||||||||||||||
| Deferred tax liabilities | — | — | — | — | — |
6 978
SEK
|
6 935
SEK
|
— | — | — | — | — |
8 718
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Liabilities included in disposal groups classified as held for sale | — | — | — | — | — |
–
SEK
|
13 708
SEK
|
— | — | — | — | — |
–
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — | — |
185 284
SEK
|
202 993
SEK
|
— | — | — | — | — |
210 600
SEK
|
— | — | — | — | — | — | — | — | — | — | — |