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 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 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 |
As at 2021-12-31 |
As at 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||||||||
| Non-current assets [abstract] | ||||||||||||||||||||||||||||||
| Investment property |
5 354
SEK
|
— | — | — | — | — | — | — | — | — |
8 410
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill |
6 4 7 82
SEK
|
— | — | — | — | — | — | — | — | — |
63 334
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill |
33 233
SEK
|
— | — | — | — | — | — | — | — | — |
34 355
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets |
1 449
SEK
|
— | — | — | — | — | — | — | — | — |
1 094
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current assets |
783 083
SEK
|
— | — | — | — | — | — | — | — | — |
67 8 006
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | ||||||||||||||||||||||||||||||
| Current inventories |
9 19 7
SEK
|
— | — | — | — | — | — | — | — | — |
9 583
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current tax assets, current |
410,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
601,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
18 794
SEK
|
— | — | — | — | — | — | — | — | — |
13 164
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — |
18 330
SEK
|
— | — | — | — | — | — |
| Non-current assets or disposal groups classified as held for sale or as held for distribution to owners |
4 434
SEK
|
— | — | — | — | — | — | — | — | — |
–
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets |
55 367
SEK
|
— | — | — | — | — | — | — | — | — |
46 358
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Assets |
838 450
SEK
|
— | — | — | — | — | — | — | — | — |
724 365
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||||||||
| Issued capital |
4 795
SEK
|
— | — | — | — | — | — | — | — | — |
4 795
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings |
683 855
SEK
|
— | — | — | — | — | — | — | — | — |
570 387
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Share premium |
13 533
SEK
|
— | — | — | — | — | — | — | — | — |
13 533
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other reserves |
14 586
SEK
|
— | — | — | — | — | — | — | — | — |
16 151
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent |
716 768
SEK
|
— | — | — | — | — | — | — | — | — |
604 865
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests |
663,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
78 8
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
717 431
SEK
|
683 855
SEK
|
901,000,000
SEK
|
663,000,000
SEK
|
13 533
SEK
|
4 795
SEK
|
13 44 1
SEK
|
716 768
SEK
|
5,000,000
SEK
|
238,000,000
SEK
|
605 653
SEK
|
97 7
SEK
|
788,000,000
SEK
|
13 533
SEK
|
570 387
SEK
|
4 795
SEK
|
14 880
SEK
|
604 865
SEK
|
274,000,000
SEK
|
19,000,000
SEK
|
657 379
SEK
|
97 2
SEK
|
153,000,000
SEK
|
683 505
SEK
|
66,000,000
SEK
|
682 614
SEK
|
13 533
SEK
|
891,000,000
SEK
|
5 84 7
SEK
|
4 795
SEK
|
| Liabilities [abstract] | ||||||||||||||||||||||||||||||
| Non-current liabilities [abstract] | ||||||||||||||||||||||||||||||
| Non-current provisions [abstract] | ||||||||||||||||||||||||||||||
| Non-current provisions for employee benefits |
805,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
799,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities |
6 223
SEK
|
— | — | — | — | — | — | — | — | — |
6 564
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current liabilities |
103 777
SEK
|
— | — | — | — | — | — | — | — | — |
105 209
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | ||||||||||||||||||||||||||||||
| Trade and other current payables |
4 37 6
SEK
|
— | — | — | — | — | — | — | — | — |
4 663
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current tax liabilities, current |
777,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
448,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities included in disposal groups classified as held for sale |
228,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
–
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities |
17 24 2
SEK
|
— | — | — | — | — | — | — | — | — |
13 502
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities |
121 019
SEK
|
— | — | — | — | — | — | — | — | — |
118 711
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
838 450
SEK
|
— | — | — | — | — | — | — | — | — |
724 365
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |