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 |
174,000,000
SEK
|
— | — | — | — | — | — | — |
163,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets |
335,000,000
SEK
|
— | — | — | — | — | — | — |
321,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill |
1 805
SEK
|
— | — | — | — | — | — | — |
1 338
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill |
632,000,000
SEK
|
— | — | — | — | — | — | — |
643,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method |
1 246
SEK
|
— | — | — | — | — | — | — |
1 226
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets |
2,000,000
SEK
|
— | — | — | — | — | — | — |
44,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
2 775
SEK
|
— | — | — | — | — | — | — |
5 702
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
2 040
SEK
|
| Assets |
21 863
SEK
|
— | — | — | — | — | — | — |
19 527
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||
| Issued capital |
157,000,000
SEK
|
— | — | — | — | — | — | — |
15 7
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings |
4 259
SEK
|
— | — | — | — | — | — | — |
3 902
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Share premium |
4 282
SEK
|
— | — | — | — | — | — | — |
4 282
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Other reserves |
213,000,000
SEK
|
— | — | — | — | — | — | — |
18,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
8 911
SEK
|
4 282
SEK
|
4 259
SEK
|
157,000,000
SEK
|
76,000,000
SEK
|
8 911
SEK
|
136,000,000
SEK
|
3 902
SEK
|
8 323
SEK
|
28,000,000
SEK
|
8 323
SEK
|
4 282
SEK
|
47,000,000
SEK
|
157,000,000
SEK
|
3 547
SEK
|
261,000,000
SEK
|
3 236
SEK
|
136,000,000
SEK
|
18 7
SEK
|
–
SEK
|
— |
| Liabilities [abstract] | |||||||||||||||||||||
| Current tax liabilities |
65,000,000
SEK
|
— | — | — | — | — | — | — |
160,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities |
103,000,000
SEK
|
— | — | — | — | — | — | — |
238,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities |
12 952
SEK
|
— | — | — | — | — | — | — |
11 204
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
21 863
SEK
|
— | — | — | — | — | — | — |
19 527
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — |