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 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||
| Assets [abstract] | |||||||||||||||
| Non-current assets [abstract] | |||||||||||||||
| Right-of-use assets | — | — | — |
1 793
SEK
|
— |
1 676
SEK
|
— | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method | — | — | — |
9,000,000
SEK
|
— |
7,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — |
14,000,000
SEK
|
— |
17,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
| Other non-current financial assets | — | — | — |
5,000,000
SEK
|
— |
–
SEK
|
— | — | — | — | — | — | — | — | — |
| Non-current assets | — | — | — |
4 674
SEK
|
— |
4 680
SEK
|
— | — | — | — | — | — | — | — | — |
| Current assets [abstract] | |||||||||||||||
| Current inventories | — | — | — |
1 281
SEK
|
— |
1 608
SEK
|
— | — | — | — | — | — | — | — | — |
| Current tax assets, current | — | — | — |
29,000,000
SEK
|
— |
3,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — |
10,000,000
SEK
|
— |
19,000,000
SEK
|
— | — | — | — |
43,000,000
SEK
|
— | — | — | — |
| Current assets | — | — | — |
1 491
SEK
|
— |
1 827
SEK
|
— | — | — | — | — | — | — | — | — |
| Assets | — | — | — |
6 165
SEK
|
— |
6 508
SEK
|
— | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||
| Equity [abstract] | |||||||||||||||
| Issued capital | — | — | — |
20,000,000
SEK
|
— |
20,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
| Retained earnings | — | — | — |
1 892
SEK
|
— |
1 865
SEK
|
— | — | — | — | — | — | — | — | — |
| Other reserves | — | — | — |
8,000,000
SEK
|
— |
34,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
| Equity |
20,000,000
SEK
|
1 892
SEK
|
441,000,000
SEK
|
2 361
SEK
|
8,000,000
SEK
|
2 361
SEK
|
1 865
SEK
|
20,000,000
SEK
|
34,000,000
SEK
|
441,000,000
SEK
|
2 252
SEK
|
1 784
SEK
|
6,000,000
SEK
|
441,000,000
SEK
|
20,000,000
SEK
|
| Liabilities [abstract] | |||||||||||||||
| Non-current liabilities [abstract] | |||||||||||||||
| Deferred tax liabilities | — | — | — |
143,000,000
SEK
|
— |
174,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
| Non-current liabilities | — | — | — |
1 506
SEK
|
— |
1 458
SEK
|
— | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | |||||||||||||||
| Current tax liabilities, current | — | — | — |
22,000,000
SEK
|
— |
111,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
| Other current non-financial liabilities | — | — | — |
73,000,000
SEK
|
— |
81,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
| Current liabilities | — | — | — |
2 298
SEK
|
— |
2 688
SEK
|
— | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — |
6 165
SEK
|
— |
6 508
SEK
|
— | — | — | — | — | — | — | — | — |