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 | — | — | — | — | — | — |
2 468,4
SEK
|
2 385,6
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets | — | — | — | — | — | — |
7,334,000,000
SEK
|
7,179,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill | — | — | — | — | — | — |
3 193,0
SEK
|
3 085,3
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Inventories | — | — | — | — | — | — |
1 190,4
SEK
|
1 278,4
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — | — | — | — |
2,077,000,000
SEK
|
1,955,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — |
1 878,9
SEK
|
1 272,2
SEK
|
— | — | — | — | — | — |
1 291,7
SEK
|
— | — | — | — | — | — |
| Assets | — | — | — | — | — | — |
13 712,5
SEK
|
13 007,4
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||
| Issued capital | — | — | — | — | — | — |
1,002,000,000
SEK
|
1,002,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings | — | — | — | — | — | — |
3 899,8
SEK
|
3 867,3
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Other reserves | — | — | — | — | — | — |
2,642,000,000
SEK
|
219,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — | — | — | — | — |
7 458,8
SEK
|
7 184,0
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — | — | — | — |
1,000,000
SEK
|
1,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
3 899,8
SEK
|
1,002,000,000
SEK
|
1,000,000
SEK
|
7 458,8
SEK
|
2,642,000,000
SEK
|
3 194,6
SEK
|
7 458,9
SEK
|
7 184,1
SEK
|
3 867,3
SEK
|
219,000,000
SEK
|
1,000,000
SEK
|
1,002,000,000
SEK
|
7 184,0
SEK
|
3 194,6
SEK
|
6 957,4
SEK
|
795,000,000
SEK
|
1,000,000
SEK
|
3 583,2
SEK
|
1,002,000,000
SEK
|
6 957,5
SEK
|
3 194,6
SEK
|
| Liabilities [abstract] | |||||||||||||||||||||
| Deferred tax liabilities | — | — | — | — | — | — |
5,771,000,000
SEK
|
5,455,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities | — | — | — | — | — | — |
6 253,6
SEK
|
5 823,3
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — | — | — |
13 712,5
SEK
|
13 007,4
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |