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 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||
| Assets [abstract] | ||||||||||||
| Non-current assets [abstract] | ||||||||||||
| Property, plant and equipment |
1 117
SEK
|
— | — | — |
1 253
SEK
|
— | — | — | — | — | — | — |
| Right-of-use assets |
10 543
SEK
|
— | — | — |
13 708
SEK
|
— | — | — | — | — | — | — |
| Other non-current financial assets |
54 434
SEK
|
— | — | — |
58 232
SEK
|
— | — | — | — | — | — | — |
| Non-current assets |
4 137 877
SEK
|
— | — | — |
6 560 904
SEK
|
— | — | — | — | — | — | — |
| Current assets [abstract] | ||||||||||||
| Cash and cash equivalents |
591 822
SEK
|
— | — | — |
201 842
SEK
|
— | — | — |
194 570
SEK
|
— | — | — |
| Current assets |
594 556
SEK
|
— | — | — |
204 392
SEK
|
— | — | — | — | — | — | — |
| Assets |
4 732 433
SEK
|
— | — | — |
6 765 297
SEK
|
— | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||
| Equity [abstract] | ||||||||||||
| Issued capital |
344 241
SEK
|
— | — | — |
344 241
SEK
|
— | — | — | — | — | — | — |
| Retained earnings |
3 765 655
SEK
|
— | — | — |
5 737 195
SEK
|
— | — | — | — | — | — | — |
| Equity |
4 706 857
SEK
|
3 765 655
SEK
|
344 241
SEK
|
596 962
SEK
|
6 678 398
SEK
|
5 737 195
SEK
|
596 962
SEK
|
344 241
SEK
|
5 687 129
SEK
|
344 241
SEK
|
4 745 926
SEK
|
596 962
SEK
|
| Liabilities [abstract] | ||||||||||||
| Non-current liabilities [abstract] | ||||||||||||
| Non-current liabilities |
7 713
SEK
|
— | — | — |
11 051
SEK
|
— | — | — | — | — | — | — |
| Current liabilities [abstract] | ||||||||||||
| Current liabilities |
17 862
SEK
|
— | — | — |
75 847
SEK
|
— | — | — | — | — | — | — |
| Equity and liabilities |
4 732 433
SEK
|
— | — | — |
6 765 297
SEK
|
— | — | — | — | — | — | — |