Statement Of Changes In Equity [Abstract]
| Concept |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-01-01 |
As at 2021-01-01 |
As at 2021-01-01 |
As at 2021-01-01 |
As at 2021-01-01 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-01-01 |
As at 2020-01-01 |
As at 2020-01-01 |
As at 2020-01-01 |
As at 2020-01-01 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||||||||||||||
| Equity |
225 939
SEK
|
958,000
SEK
|
— |
788 676
SEK
|
— |
560 018
SEK
|
— |
1 761
SEK
|
— | — |
1 761
SEK
|
907 299
SEK
|
344 562
SEK
|
958,000
SEK
|
560 018
SEK
|
— |
344 562
SEK
|
1 761
SEK
|
— |
958,000
SEK
|
560 018
SEK
|
— |
907 299
SEK
|
— | — |
958,000
SEK
|
974 497
SEK
|
411 760
SEK
|
1 761
SEK
|
560 018
SEK
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||
| Profit (loss) | — | — | — | — | — | — | — | — |
139 723
SEK
|
— | — | — | — | — | — |
85 012
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other comprehensive income | — | — | — | — | — | — | — | — |
-
SEK
|
— | — | — | — | — | — |
-
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income | — | — |
0
SEK
|
— |
0
SEK
|
— |
0
SEK
|
— |
119 789
SEK
|
119 789
SEK
|
— | — | — | — | — |
68 517
SEK
|
— | — |
68 517
SEK
|
— | — |
0
SEK
|
— |
0
SEK
|
0
SEK
|
— | — | — | — | — |
| Dividends recognised as distributions to owners | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
0
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity | — | — | — | — | — | — | — | — |
402,000
SEK
|
402,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
1 319
SEK
|
— | — |
1 319
SEK
|
— | — | — | — | — | — | — | — | — | — | — |