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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||
| Non-current assets [abstract] | ||||||||||||||||||
| Right-of-use assets | — | — | — |
299,000,000
SEK
|
— | — | — | — | — | — |
274,000,000
SEK
|
— | — | — | — | — | — | — |
| Goodwill | — | — | — |
6 109
SEK
|
— | — | — | — | — | — |
5 882
SEK
|
— | — | — | — | — | — | — |
| Intangible assets other than goodwill | — | — | — |
2 436
SEK
|
— | — | — | — | — | — |
2 538
SEK
|
— | — | — | — | — | — | — |
| Deferred tax assets | — | — | — |
148,000,000
SEK
|
— | — | — | — | — | — |
160,000,000
SEK
|
— | — | — | — | — | — | — |
| Non-current assets | — | — | — |
9 923
SEK
|
— | — | — | — | — | — |
9 695
SEK
|
— | — | — | — | — | — | — |
| Current assets [abstract] | ||||||||||||||||||
| Current inventories | — | — | — |
1 249
SEK
|
— | — | — | — | — | — |
1 186
SEK
|
— | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — |
1 095
SEK
|
— | — | — | — | — | — |
739,000,000
SEK
|
— |
869,000,000
SEK
|
— | — | — | — | — |
| Current assets | — | — | — |
4 394
SEK
|
— | — | — | — | — | — |
3 987
SEK
|
— | — | — | — | — | — | — |
| Assets | — | — | — |
14 317
SEK
|
— | — | — | — | — | — |
13 683
SEK
|
— | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||
| Issued capital | — | — | — |
2,000,000
SEK
|
— | — | — | — | — | — |
2,000,000
SEK
|
— | — | — | — | — | — | — |
| Retained earnings | — | — | — |
1 705
SEK
|
— | — | — | — | — | — |
1 363
SEK
|
— | — | — | — | — | — | — |
| Other reserves | — | — | — |
608,000,000
SEK
|
— | — | — | — | — | — |
313,000,000
SEK
|
— | — | — | — | — | — | — |
| Equity |
1 705
SEK
|
5 286
SEK
|
15,000,000
SEK
|
7 600
SEK
|
2,000,000
SEK
|
623,000,000
SEK
|
2,000,000
SEK
|
324,000,000
SEK
|
5 277
SEK
|
1 363
SEK
|
6 955
SEK
|
11,000,000
SEK
|
4 377
SEK
|
1,000,000
SEK
|
487,000,000
SEK
|
1 018
SEK
|
0
SEK
|
2 871
SEK
|
| Liabilities [abstract] | ||||||||||||||||||
| Non-current liabilities [abstract] | ||||||||||||||||||
| Non-current provisions [abstract] | ||||||||||||||||||
| Other non-current provisions | — | — | — |
118,000,000
SEK
|
— | — | — | — | — | — |
103,000,000
SEK
|
— | — | — | — | — | — | — |
| Deferred tax liabilities | — | — | — |
849,000,000
SEK
|
— | — | — | — | — | — |
876,000,000
SEK
|
— | — | — | — | — | — | — |
| Non-current liabilities | — | — | — |
4 777
SEK
|
— | — | — | — | — | — |
4 907
SEK
|
— | — | — | — | — | — | — |
| Current liabilities [abstract] | ||||||||||||||||||
| Current tax liabilities, current | — | — | — |
115,000,000
SEK
|
— | — | — | — | — | — |
73,000,000
SEK
|
— | — | — | — | — | — | — |
| Current liabilities | — | — | — |
1 940
SEK
|
— | — | — | — | — | — |
1 821
SEK
|
— | — | — | — | — | — | — |
| Equity and liabilities | — | — | — |
14 317
SEK
|
— | — | — | — | — | — |
13 683
SEK
|
— | — | — | — | — | — | — |