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] | |||||||||||||||
| Property, plant and equipment | — | — | — | — |
180 410
SEK
|
186 405
SEK
|
— | — | — | — | — | — | — | — | — |
| Right-of-use assets | — | — | — | — |
142 408
SEK
|
137 301
SEK
|
— | — | — | — | — | — | — | — | — |
| Goodwill | — | — | — | — |
1 103 993
SEK
|
908 882
SEK
|
— | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill | — | — | — | — |
153 592
SEK
|
120 564
SEK
|
— | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — | — |
9 886
SEK
|
14 332
SEK
|
— | — | — | — | — | — | — | — | — |
| Other non-current financial assets | — | — | — | — |
1 430
SEK
|
–
SEK
|
— | — | — | — | — | — | — | — | — |
| Non-current assets | — | — | — | — |
1 466 468
SEK
|
1 243 533
SEK
|
— | — | — | — | — | — | — | — | — |
| Current assets [abstract] | |||||||||||||||
| Cash and cash equivalents | — | — | — | — |
532 315
SEK
|
577 061
SEK
|
— | — | — | — |
594 435
SEK
|
— | — | — | — |
| Current assets | — | — | — | — |
1 489 953
SEK
|
1 514 986
SEK
|
— | — | — | — | — | — | — | — | — |
| Assets | — | — | — | — |
2 956 421
SEK
|
2 758 519
SEK
|
— | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||
| Equity [abstract] | |||||||||||||||
| Issued capital | — | — | — | — |
6 466
SEK
|
6 458
SEK
|
— | — | — | — | — | — | — | — | — |
| Share premium | — | — | — | — |
144 840
SEK
|
138 533
SEK
|
— | — | — | — | — | — | — | — | — |
| Equity |
144 840
SEK
|
6 466
SEK
|
119 586
SEK
|
1 029 763
SEK
|
1 300 653
SEK
|
1 213 930
SEK
|
138 533
SEK
|
916 212
SEK
|
6 458
SEK
|
152 728
SEK
|
983 250
SEK
|
810 108
SEK
|
138 533
SEK
|
28 151
SEK
|
6 458
SEK
|
| Liabilities [abstract] | |||||||||||||||
| Non-current liabilities [abstract] | |||||||||||||||
| Deferred tax liabilities | — | — | — | — |
95 886
SEK
|
83 932
SEK
|
— | — | — | — | — | — | — | — | — |
| Other non-current financial liabilities | — | — | — | — |
8 076
SEK
|
6 768
SEK
|
— | — | — | — | — | — | — | — | — |
| Non-current liabilities | — | — | — | — |
591 714
SEK
|
508 196
SEK
|
— | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | |||||||||||||||
| Current tax liabilities, current | — | — | — | — |
14 176
SEK
|
5 332
SEK
|
— | — | — | — | — | — | — | — | — |
| Current liabilities | — | — | — | — |
1 064 053
SEK
|
1 036 393
SEK
|
— | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — |
2 956 421
SEK
|
2 758 519
SEK
|
— | — | — | — | — | — | — | — | — |