Statement Of Changes In Equity [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
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 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2020-01-01 to 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 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 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 2019-12-31 |
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 changes in equity [abstract] | ||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||||||||||||||
| Equity | — |
1 786 096
SEK
|
293 105
SEK
|
— |
2 480 779
SEK
|
2 104 069
SEK
|
376 710
SEK
|
— |
24 868
SEK
|
— | — | — | — |
1 367 191
SEK
|
5 698
SEK
|
223 720
SEK
|
1 615 560
SEK
|
24 649
SEK
|
— | — | — |
1 621 258
SEK
|
— | — |
1 382 659
SEK
|
5 155
SEK
|
112 095
SEK
|
1 387 814
SEK
|
1 248 131
SEK
|
22 433
SEK
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||
| Profit (loss) |
71 526
SEK
|
— | — |
468 983
SEK
|
— | — | — | — | — | — |
540 509
SEK
|
— |
243 874
SEK
|
— | — | — | — | — | — | — | — | — |
544,000
SEK
|
243 330
SEK
|
— | — | — | — | — | — |
| Other comprehensive income | — | — | — | — | — | — | — | — | — | — |
SEK
|
— |
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income | — | — | — | — | — | — | — | — | — | — |
540 509
SEK
|
— |
243 874
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Issue of equity |
20 358
SEK
|
— | — |
58 860
SEK
|
— | — | — |
219,000
SEK
|
— |
58 641
SEK
|
79 218
SEK
|
— |
143 486
SEK
|
— | — | — | — | — | — |
141 381
SEK
|
2 105
SEK
|
— |
SEK
|
143 486
SEK
|
— | — | — | — | — | — |
| Dividends recognised as distributions to owners | — | — | — | — | — | — | — | — | — | — | — | — |
124 270
SEK
|
— | — | — | — | — | — | — | — | — |
SEK
|
124 270
SEK
|
— | — | — | — | — | — |
| Increase (decrease) in equity |
299 484
SEK
|
— | — |
19 525
SEK
|
— | — | — |
219,000
SEK
|
— |
69 385
SEK
|
319 009
SEK
|
50 078
SEK
|
10 427
SEK
|
— | — | — | — | — |
124 270
SEK
|
111 626
SEK
|
2 217
SEK
|
— |
0
SEK
|
10 427
SEK
|
— | — | — | — | — | — |