Statement Of Changes In Equity [Abstract]
| Concept |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||||
| Equity | — |
11 855
SEK
|
1 085 539
SEK
|
— | — |
42 170
SEK
|
— |
1 055 224
SEK
|
89 051
SEK
|
— | — | — |
911 463
SEK
|
88 614
SEK
|
911 901
SEK
|
— |
717 792
SEK
|
911 831
SEK
|
282 273
SEK
|
88 234
SEK
|
| Changes in equity [abstract] | ||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||
| Profit (loss) |
248 586
SEK
|
— | — |
248 586
SEK
|
-
SEK
|
— |
-
SEK
|
— | — |
-
SEK
|
193 403
SEK
|
193 403
SEK
|
— | — | — |
-
SEK
|
— | — | — | — |
| Comprehensive income |
248 586
SEK
|
— | — |
248 586
SEK
|
-
SEK
|
— |
-
SEK
|
— | — |
-
SEK
|
193 403
SEK
|
193 403
SEK
|
— | — | — |
-
SEK
|
— | — | — | — |
| Issue of equity |
195 097
SEK
|
— | — |
-
SEK
|
27 992
SEK
|
— |
167 106
SEK
|
— | — |
380,000
SEK
|
380,000
SEK
|
-
SEK
|
— | — | — |
-
SEK
|
— | — | — | — |
| Increase (decrease) through treasury share transactions, equity | — | — | — | — | — | — | — | — | — |
-
SEK
|
-
SEK
|
380,000
SEK
|
— | — | — |
-
SEK
|
— | — | — | — |
| Increase (decrease) through share-based payment transactions, equity |
74,000
SEK
|
— | — |
74,000
SEK
|
-
SEK
|
— |
-
SEK
|
— | — |
-
SEK
|
99,000
SEK
|
99,000
SEK
|
— | — | — |
-
SEK
|
— | — | — | — |