Statement Of Financial Position [Abstract]
| Concept |
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 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||||||
| Assets [abstract] | |||||||||||||||||||||
| Property, plant and equipment | — | — |
2 548
SEK
|
— | — | — | — | — | — | — | — | — | — |
2 466
SEK
|
— | — | — | — | — | — | — |
| Right-of-use assets | — | — |
869,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
953,000,000
SEK
|
— | — | — | — | — | — | — |
| Goodwill | — | — |
3 014
SEK
|
— | — | — | — | — | — | — | — | — | — |
3 239
SEK
|
— | — | — | — | — | — | — |
| Current tax assets | — | — |
2,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
2,000,000
SEK
|
— | — | — | — | — | — | — |
| Deferred tax assets | — | — |
82,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
76,000,000
SEK
|
— | — | — | — | — | — | — |
| Cash and cash equivalents | — | — |
542,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
5 41
SEK
|
— | — | — | — |
536,000,000
SEK
|
— | — |
| Assets | — | — |
10 3 05
SEK
|
— | — | — | — | — | — | — | — | — | — |
9 405
SEK
|
— | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||
| Issued capital | — | — |
79,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
79,000,000
SEK
|
— | — | — | — | — | — | — |
| Retained earnings | — | — |
3 119
SEK
|
— | — | — | — | — | — | — | — | — | — |
2 834
SEK
|
— | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — |
5 650
SEK
|
— | — | — | — | — | — | — | — | — | — |
5 178
SEK
|
— | — | — | — | — | — | — |
| Non-controlling interests | — | — |
-
SEK
|
— | — | — | — | — | — | — | — | — | — |
0
SEK
|
— | — | — | — | — | — | — |
| Equity |
3 119
SEK
|
2 272
SEK
|
5 650
SEK
|
5 650
SEK
|
-
SEK
|
18 0
SEK
|
79,000,000
SEK
|
2 834
SEK
|
0
SEK
|
2 262
SEK
|
5 178
SEK
|
79,000,000
SEK
|
3,000,000
SEK
|
5 178
SEK
|
5 027
SEK
|
-
SEK
|
322,000,000
SEK
|
2 260
SEK
|
5 027
SEK
|
2 366
SEK
|
79,000,000
SEK
|
| Liabilities [abstract] | |||||||||||||||||||||
| Current tax liabilities | — | — |
15 8
SEK
|
— | — | — | — | — | — | — | — | — | — |
88,000,000
SEK
|
— | — | — | — | — | — | — |
| Deferred tax liabilities | — | — |
107,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
92,000,000
SEK
|
— | — | — | — | — | — | — |
| Equity and liabilities | — | — |
10 305
SEK
|
— | — | — | — | — | — | — | — | — | — |
9 405
SEK
|
— | — | — | — | — | — | — |