Statement Of Financial Position [Abstract]
| Concept |
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 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||||||
| Assets [abstract] | |||||||||||||||||||||
| Property, plant and equipment |
1 392,6
SEK
|
— | — | — | — | — | — | — | — | — |
9,743,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Right-of-use assets |
5,261,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
4,567,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Goodwill |
2,998,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
2,755,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Deferred tax assets |
63,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
51,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
1 777,2
SEK
|
— | — | — | — | — | — | — | — | — |
1 564,9
SEK
|
— | — | — | — | — | — | — | — | — |
1 714,5
SEK
|
| Assets |
5 992,2
SEK
|
— | — | — | — | — | — | — | — | — |
5 057,8
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||
| Issued capital |
56,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
56,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Retained earnings |
2,279,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
346,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Other reserves |
346,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
36,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent |
2 502,6
SEK
|
— | — | — | — | — | — | — | — | — |
2 176,5
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Non-controlling interests |
-
SEK
|
— | — | — | — | — | — | — | — | — |
1,211,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Equity |
2 502,6
SEK
|
394,000,000
SEK
|
0
SEK
|
2,280,000,000
SEK
|
56,000,000
SEK
|
2 502,6
SEK
|
2 229,6
SEK
|
346,000,000
SEK
|
36,000,000
SEK
|
2 201,9
SEK
|
2 297,7
SEK
|
2 176,5
SEK
|
1,211,000,000
SEK
|
56,000,000
SEK
|
1,081,000,000
SEK
|
-
SEK
|
2 010,3
SEK
|
1 908,1
SEK
|
53,000,000
SEK
|
6,000,000
SEK
|
1 908,1
SEK
|
| Liabilities [abstract] | |||||||||||||||||||||
| Deferred tax liabilities |
186,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
174,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Liabilities |
3 489,5
SEK
|
— | — | — | — | — | — | — | — | — |
2 760,1
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
5 992,2
SEK
|
— | — | — | — | — | — | — | — | — |
5 057,8
SEK
|
— | — | — | — | — | — | — | — | — | — |