Statement Of Changes In Equity [Abstract]
| Concept |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
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 |
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 2020-12-31 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | |||||||||||||||||||||||||
| Statement of changes in equity [line items] | |||||||||||||||||||||||||
| Equity |
1 137 523
SEK
|
985 912
SEK
|
310 015
SEK
|
— | — |
10 038
SEK
|
4 51 5 8 8
SEK
|
— | — | — | — |
8 76 4 2 5
SEK
|
832 743
SEK
|
394 385
SEK
|
— |
20 008
SEK
|
— | — |
330 695
SEK
|
— |
42 189
SEK
|
732 521
SEK
|
336 026
SEK
|
678 841
SEK
|
240 157
SEK
|
| Changes in equity [abstract] | |||||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||||
| Profit (loss) | — | — | — |
–
SEK
|
–
SEK
|
— | — |
–
SEK
|
261 127
SEK
|
261 127
SEK
|
196 864
SEK
|
— | — | — |
196 86 4
SEK
|
— |
–
SEK
|
–
SEK
|
— |
–
SEK
|
— | — | — | — | — |
| Other comprehensive income | — | — | — |
30 046
SEK
|
— | — | — | — |
30 046
SEK
|
–
SEK
|
62 197
SEK
|
— | — | — |
–
SEK
|
— | — | — | — |
62 197
SEK
|
— | — | — | — | — |
| Comprehensive income | — | — | — |
30 046
SEK
|
–
SEK
|
— | — |
–
SEK
|
231 081
SEK
|
261 127
SEK
|
259 061
SEK
|
— | — | — |
19 6 8 6 4
SEK
|
— |
–
SEK
|
–
SEK
|
— |
62 197
SEK
|
— | — | — | — | — |
| Issue of equity | — | — | — |
–
SEK
|
188 978
SEK
|
— | — |
47 116
SEK
|
236 093
SEK
|
–
SEK
|
85 318
SEK
|
— | — | — |
–
SEK
|
— |
31 681
SEK
|
53 636
SEK
|
— | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity | — | — | — | — | — | — | — | — |
29,000
SEK
|
29,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |