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 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 |
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 |
As at 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||||||
| Assets [abstract] | |||||||||||||||||||||
| Non-current assets [abstract] | |||||||||||||||||||||
| Property, plant and equipment |
709,000,000
SEK
|
— | — | — | — | — | — |
589,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets |
2 522
SEK
|
— | — | — | — | — | — |
2 438
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill |
10 465
SEK
|
— | — | — | — | — | — |
9 198
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill |
754,000,000
SEK
|
— | — | — | — | — | — |
273,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets |
207,000,000
SEK
|
— | — | — | — | — | — |
207,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current assets |
14 734
SEK
|
— | — | — | — | — | — |
12 817
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | |||||||||||||||||||||
| Current inventories |
6,000,000
SEK
|
— | — | — | — | — | — |
6,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Current tax assets, current |
30,000,000
SEK
|
— | — | — | — | — | — |
83,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
1 103
SEK
|
— | — | — | — | — | — |
850,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
8 96
SEK
|
— | — | — |
| Current assets |
10 778
SEK
|
— | — | — | — | — | — |
9 099
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Assets |
25 512
SEK
|
— | — | — | — | — | — |
21 916
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||
| Issued capital |
121,000,000
SEK
|
— | — | — | — | — | — |
121,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings |
6 931
SEK
|
— | — | — | — | — | — |
6 208
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Other reserves |
450,000,000
SEK
|
— | — | — | — | — | — |
521,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent |
10 590
SEK
|
— | — | — | — | — | — |
9 939
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests |
5,000,000
SEK
|
— | — | — | — | — | — |
4,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
10 595
SEK
|
6 931
SEK
|
450,000,000
SEK
|
5,000,000
SEK
|
121,000,000
SEK
|
10 590
SEK
|
3 088
SEK
|
9 943
SEK
|
521,000,000
SEK
|
4,000,000
SEK
|
6 208
SEK
|
121,000,000
SEK
|
9 939
SEK
|
3 088
SEK
|
5 311
SEK
|
75,000,000
SEK
|
3 088
SEK
|
8 604
SEK
|
8 594
SEK
|
10,000,000
SEK
|
121,000,000
SEK
|
| Liabilities [abstract] | |||||||||||||||||||||
| Non-current liabilities [abstract] | |||||||||||||||||||||
| Non-current provisions [abstract] | |||||||||||||||||||||
| Non-current provisions for employee benefits |
145,000,000
SEK
|
— | — | — | — | — | — |
108,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Other non-current provisions |
84,000,000
SEK
|
— | — | — | — | — | — |
82,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities |
682,000,000
SEK
|
— | — | — | — | — | — |
529,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current liabilities |
5 331
SEK
|
— | — | — | — | — | — |
3 929
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | |||||||||||||||||||||
| Current provisions [abstract] | |||||||||||||||||||||
| Current provisions for employee benefits |
5,000,000
SEK
|
— | — | — | — | — | — |
5,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Other current provisions |
282,000,000
SEK
|
— | — | — | — | — | — |
251,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Current tax liabilities, current |
195,000,000
SEK
|
— | — | — | — | — | — |
234,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities |
9 586
SEK
|
— | — | — | — | — | — |
8 045
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities |
14 917
SEK
|
— | — | — | — | — | — |
11 974
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
25 512
SEK
|
— | — | — | — | — | — |
21 916
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |