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 2021-01-01 |
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 2020-01-01 |
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] | |||||||||||||||||
| Right-of-use assets |
27 433
SEK
|
— | — | — | — | — |
12 834
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill |
0
SEK
|
— | — | — | — | — |
0
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
910 755
SEK
|
— | — | — | — |
729 270
SEK
|
729 270
SEK
|
— | — | — | — |
153 975
SEK
|
— | — | — | — | — |
| Assets |
1 447 311
SEK
|
— | — | — | — | — |
802 640
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||
| Equity [abstract] | |||||||||||||||||
| Issued capital |
11 694
SEK
|
— | — | — | — | — |
78 752
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Retained earnings |
2 094 623
SEK
|
— | — | — | — | — |
1 817 317
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent |
1 366 987
SEK
|
— | — | — | — | — |
743 499
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Equity |
1 366 987
SEK
|
2 094 623
SEK
|
1,000
SEK
|
3 449 915
SEK
|
11 694
SEK
|
— |
743 499
SEK
|
78 752
SEK
|
1 817 317
SEK
|
2 482 063
SEK
|
1,000
SEK
|
— |
1 740 943
SEK
|
1 870 236
SEK
|
1,000
SEK
|
169 436
SEK
|
40 142
SEK
|
| Equity and liabilities |
1 447 311
SEK
|
— | — | — | — | — |
802 640
SEK
|
— | — | — | — | — | — | — | — | — | — |