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 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 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 |
As at 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||
| Non-current assets [abstract] | ||||||||||||||||||||||||
| Right-of-use assets |
4 495
SEK
|
— | — | — | — | — | — | — |
4 903
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill |
50 916
SEK
|
— | — | — | — | — | — | — |
51 021
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets |
1 968
SEK
|
— | — | — | — | — | — | — |
1 670
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other non-current financial assets |
1 513
SEK
|
— | — | — | — | — | — | — |
1 285
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current assets |
74 702
SEK
|
— | — | — | — | — | — | — |
75 635
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | ||||||||||||||||||||||||
| Current inventories |
1 478
SEK
|
— | — | — | — | — | — | — |
1 670
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current tax assets, current |
595,000,000
SEK
|
— | — | — | — | — | — | — |
757,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other current financial assets |
317,000,000
SEK
|
— | — | — | — | — | — | — |
177,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
7 942
SEK
|
— | — | — | — | — | — | — |
6 323
SEK
|
— | — | — | — | — | — | — | — |
4 809
SEK
|
— | — | — | — | — | — |
| Current assets |
41 690
SEK
|
— | — | — | — | — | — | — |
39 871
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Assets |
116 392
SEK
|
— | — | — | — | — | — | — |
115 506
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||
| Issued capital |
573,000,000
SEK
|
— | — | — | — | — | — | — |
573,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings |
18 153
SEK
|
— | — | — | — | — | — | — |
18 340
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Share premium |
16 667
SEK
|
— | — | — | — | — | — | — |
16 667
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other reserves |
1 302
SEK
|
— | — | — | — | — | — | — |
844,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent |
36 695
SEK
|
— | — | — | — | — | — | — |
36 424
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests |
3,000,000
SEK
|
— | — | — | — | — | — | — |
14,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
36 698
SEK
|
18 151
SEK
|
3,000,000
SEK
|
16 667
SEK
|
573,000,000
SEK
|
1 312
SEK
|
36 695
SEK
|
8,000,000
SEK
|
36 438
SEK
|
14,000,000
SEK
|
16 667
SEK
|
18 340
SEK
|
573,000,000
SEK
|
851,000,000
SEK
|
36 424
SEK
|
7,000,000
SEK
|
14 830
SEK
|
20 800
SEK
|
31,000,000
SEK
|
20 792
SEK
|
8,000,000
SEK
|
7 363
SEK
|
1 797
SEK
|
365,000,000
SEK
|
| Liabilities [abstract] | ||||||||||||||||||||||||
| Non-current liabilities [abstract] | ||||||||||||||||||||||||
| Non-current provisions [abstract] | ||||||||||||||||||||||||
| Other non-current provisions |
879,000,000
SEK
|
— | — | — | — | — | — | — |
894,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities |
2 034
SEK
|
— | — | — | — | — | — | — |
1 934
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current liabilities |
39 060
SEK
|
— | — | — | — | — | — | — |
49 338
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | ||||||||||||||||||||||||
| Current provisions [abstract] | ||||||||||||||||||||||||
| Current provisions |
1 927
SEK
|
— | — | — | — | — | — | — |
1 917
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current tax liabilities, current |
1 312
SEK
|
— | — | — | — | — | — | — |
1 293
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities |
40 634
SEK
|
— | — | — | — | — | — | — |
29 730
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
116 392
SEK
|
— | — | — | — | — | — | — |
115 506
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |