Statement Of Changes In Equity [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
2021-01-01 to 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 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||
| Statement of changes in equity [line items] | ||||||||||
| Dividends recognised as distributions to owners of parent | — | — | — |
23 194
SEK
|
23 194
SEK
|
69 546
SEK
|
— |
69 546
SEK
|
— | — |
| Increase (decrease) through transactions with owners, equity |
0
SEK
|
0
SEK
|
19,000
SEK
|
6 307
SEK
|
6 326
SEK
|
69 650
SEK
|
0
SEK
|
69 650
SEK
|
0
SEK
|
0
SEK
|