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] | ||||||||||||||||||||||||
| Property, plant and equipment |
33,000,000
SEK
|
— | — | — | — | — | — | — |
27,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets |
115,000,000
SEK
|
— | — | — | — | — | — | — |
109,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets |
15,000,000
SEK
|
— | — | — | — | — | — | — |
7,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
796,000,000
SEK
|
— | — | — | — | — | — | — |
1 794
SEK
|
— | — | — | — | — | — | — | — | — |
1 442
SEK
|
— | — | — | — | — |
| Assets |
5 444
SEK
|
— | — | — | — | — | — | — |
6 320
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||
| Issued capital |
177,000,000
SEK
|
— | — | — | — | — | — | — |
177,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings |
1 429
SEK
|
— | — | — | — | — | — | — |
1 624
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other reserves |
86,000,000
SEK
|
— | — | — | — | — | — | — |
72,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent |
1 988
SEK
|
— | — | — | — | — | — | — |
2 168
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests |
50,000,000
SEK
|
— | — | — | — | — | — | — |
262,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
2 038
SEK
|
1 429
SEK
|
50,000,000
SEK
|
177,000,000
SEK
|
89,000,000
SEK
|
1 988
SEK
|
3,000,000
SEK
|
296,000,000
SEK
|
2 430
SEK
|
262,000,000
SEK
|
1 624
SEK
|
177,000,000
SEK
|
83,000,000
SEK
|
2 168
SEK
|
11,000,000
SEK
|
296,000,000
SEK
|
1 205
SEK
|
295,000,000
SEK
|
1 821
SEK
|
18,000,000
SEK
|
1 688
SEK
|
132,000,000
SEK
|
7,000,000
SEK
|
177,000,000
SEK
|
| Liabilities [abstract] | ||||||||||||||||||||||||
| Deferred tax liabilities |
24,000,000
SEK
|
— | — | — | — | — | — | — |
17,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities |
3 406
SEK
|
— | — | — | — | — | — | — |
3 890
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
5 444
SEK
|
— | — | — | — | — | — | — |
6 320
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |