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 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||
| Assets [abstract] | |||||||||||||||
| Right-of-use assets |
972,000,000
SEK
|
— | — | — | — |
1 000
SEK
|
— | — | — | — | — | — | — | — | — |
| Goodwill |
22 086
SEK
|
— | — | — | — |
20 503
SEK
|
— | — | — | — | — | — | — | — | — |
| Deferred tax assets |
513,000,000
SEK
|
— | — | — | — |
686,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
4 399
SEK
|
— | — | — | — |
4 408
SEK
|
— | — | — | — |
7 913
SEK
|
— | — | — | — |
| Assets |
57 451
SEK
|
— | — | — | — |
52 030
SEK
|
— | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||
| Equity [abstract] | |||||||||||||||
| Issued capital |
1,000,000
SEK
|
— | — | — | — |
1,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
| Retained earnings |
6 051
SEK
|
— | — | — | — |
4 872
SEK
|
— | — | — | — | — | — | — | — | — |
| Other reserves |
5 586
SEK
|
— | — | — | — |
2 797
SEK
|
— | — | — | — | — | — | — | — | — |
| Equity |
26 415
SEK
|
6 051
SEK
|
1,000,000
SEK
|
5 586
SEK
|
14 777
SEK
|
22 447
SEK
|
4 872
SEK
|
2 797
SEK
|
14 777
SEK
|
1,000,000
SEK
|
16 201
SEK
|
1,000,000
SEK
|
3 747
SEK
|
1 007
SEK
|
11 446
SEK
|
| Liabilities [abstract] | |||||||||||||||
| Deferred tax liabilities |
3 113
SEK
|
— | — | — | — |
2 822
SEK
|
— | — | — | — | — | — | — | — | — |
| Liabilities |
31 037
SEK
|
— | — | — | — |
29 583
SEK
|
— | — | — | — | — | — | — | — | — |
| Equity and liabilities |
57 451
SEK
|
— | — | — | — |
52 030
SEK
|
— | — | — | — | — | — | — | — | — |