Statement Of Financial Position [Abstract]
| Concept |
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] | ||||||||||||||||||
| Non-current assets [abstract] | ||||||||||||||||||
| Investment property | — | — | — | — |
14 870,9
SEK
|
— |
13 094,6
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — | — |
543,000,000
SEK
|
— |
164,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Non-current assets | — | — | — | — |
16 550,3
SEK
|
— |
14 877,3
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | ||||||||||||||||||
| Current inventories | — | — | — | — |
307,000,000
SEK
|
— |
602,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — |
58,000,000
SEK
|
— |
354,000,000
SEK
|
— | — | — | — | — | — |
940,000,000
SEK
|
— | — | — | — |
| Current assets | — | — | — | — |
2,569,000,000
SEK
|
— |
3,946,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Assets | — | — | — | — |
16 807,2
SEK
|
— |
15 272,0
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||
| Issued capital | — | — | — | — |
638,000,000
SEK
|
— |
574,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — | — | — |
5 045,9
SEK
|
— |
5 150,3
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — | — |
545,000,000
SEK
|
— |
193,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Equity |
638,000,000
SEK
|
350,000,000
SEK
|
3 257,6
SEK
|
1 689,4
SEK
|
5 100,4
SEK
|
545,000,000
SEK
|
5 169,6
SEK
|
193,000,000
SEK
|
3 690,3
SEK
|
574,000,000
SEK
|
297,000,000
SEK
|
1 372,9
SEK
|
2 801,1
SEK
|
4 233,7
SEK
|
1 372,9
SEK
|
0
SEK
|
23,000,000
SEK
|
574,000,000
SEK
|
| Liabilities [abstract] | ||||||||||||||||||
| Non-current liabilities [abstract] | ||||||||||||||||||
| Deferred tax liabilities | — | — | — | — |
9,532,000,000
SEK
|
— |
1 033,5
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Non-current liabilities | — | — | — | — |
7 699,2
SEK
|
— |
7 519,8
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | ||||||||||||||||||
| Current liabilities | — | — | — | — |
4 007,7
SEK
|
— |
2 582,7
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Liabilities | — | — | — | — |
11 706,9
SEK
|
— |
10 102,4
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — |
16 807,2
SEK
|
— |
15 272,0
SEK
|
— | — | — | — | — | — | — | — | — | — | — |