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 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||
| Non-current assets [abstract] | ||||||||||||||||||
| Property, plant and equipment |
18,000,000
SEK
|
— | — | — | — | — | — |
14,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Right-of-use assets |
63,000,000
SEK
|
— | — | — | — | — | — |
79,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Deferred tax assets |
10,000,000
SEK
|
— | — | — | — | — | — |
6,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Non-current assets |
445,000,000
SEK
|
— | — | — | — | — | — |
469,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | ||||||||||||||||||
| Current inventories |
534,000,000
SEK
|
— | — | — | — | — | — |
334,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Current tax assets, current |
5,000,000
SEK
|
— | — | — | — | — | — |
0
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
18,000,000
SEK
|
— | — | — | — | — | — |
87,000,000
SEK
|
— | — | — | — | — | — |
111,000,000
SEK
|
— | — | — |
| Current assets |
591,000,000
SEK
|
— | — | — | — | — | — |
451,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Assets |
1 035
SEK
|
— | — | — | — | — | — |
920,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||
| Issued capital |
1,000,000
SEK
|
— | — | — | — | — | — |
0
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Retained earnings |
44,000,000
SEK
|
— | — | — | — | — | — |
70,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent |
441,000,000
SEK
|
— | — | — | — | — | — |
57,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Equity |
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
|
57,000,000
SEK
|
0
SEK
|
70,000,000
SEK
|
1,000,000
SEK
|
128,000,000
SEK
|
59,000,000
SEK
|
69,000,000
SEK
|
— |
2,000,000
SEK
|
126,000,000
SEK
|
0
SEK
|
| Liabilities [abstract] | ||||||||||||||||||
| Non-current liabilities [abstract] | ||||||||||||||||||
| Deferred tax liabilities |
28,000,000
SEK
|
— | — | — | — | — | — |
29,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Non-current liabilities |
76,000,000
SEK
|
— | — | — | — | — | — |
492,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | ||||||||||||||||||
| Current provisions [abstract] | ||||||||||||||||||
| Current provisions |
8,000,000
SEK
|
— | — | — | — | — | — |
12,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Current tax liabilities, current |
3,000,000
SEK
|
— | — | — | — | — | — |
1,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Current liabilities |
517,000,000
SEK
|
— | — | — | — | — | — |
371,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
1 035
SEK
|
— | — | — | — | — | — |
920,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |