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 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||
| Property, plant and equipment |
16,000,000
SEK
|
— | — | — | — | — |
18,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets |
60,000,000
SEK
|
— | — | — | — | — |
63,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets |
6,000,000
SEK
|
— | — | — | — | — |
10,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
136,000,000
SEK
|
— | — | — | — | — |
18,000,000
SEK
|
— | — | — | — | — | — |
87,000,000
SEK
|
— | — | — | — |
| Assets |
1 083
SEK
|
— | — | — | — | — |
1 035
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||
| Issued capital |
2,000,000
SEK
|
— | — | — | — | — |
1,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Retained earnings |
101,000,000
SEK
|
— | — | — | — | — |
44,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent |
719,000,000
SEK
|
— | — | — | — | — |
441,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Equity |
719,000,000
SEK
|
101,000,000
SEK
|
2,000,000
SEK
|
5,000,000
SEK
|
719,000,000
SEK
|
814,000,000
SEK
|
441,000,000
SEK
|
44,000,000
SEK
|
484,000,000
SEK
|
441,000,000
SEK
|
0
SEK
|
1,000,000
SEK
|
57,000,000
SEK
|
— |
0
SEK
|
70,000,000
SEK
|
1,000,000
SEK
|
128,000,000
SEK
|
| Liabilities [abstract] | ||||||||||||||||||
| Deferred tax liabilities |
29,000,000
SEK
|
— | — | — | — | — |
28,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
1 083
SEK
|
— | — | — | — | — |
1 035
SEK
|
— | — | — | — | — | — | — | — | — | — | — |