Statement Of Comprehensive Income [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 |
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 comprehensive income [abstract] | ||||||||
| Profit (loss) | — |
9 211
SEK
|
9 211
SEK
|
9 211
SEK
|
11 332
SEK
|
11 332
SEK
|
11 332
SEK
|
— |
| Other comprehensive income [abstract] | ||||||||
| Components of other comprehensive income that will not be reclassified to profit or loss, net of tax [abstract] | ||||||||
| Other comprehensive income, net of tax, gains (losses) from investments in equity instruments | — | — |
9 766
SEK
|
— | — |
10 924
SEK
|
— | — |
| Components of other comprehensive income that will be reclassified to profit or loss, net of tax [abstract] | ||||||||
| Exchange differences on translation [abstract] | ||||||||
| Gains (losses) on exchange differences on translation of foreign operations, net of tax | — | — |
555,000
SEK
|
— | — |
409,000
SEK
|
— | — |
| Other comprehensive income |
555,000
SEK
|
555,000
SEK
|
— | — | — | — |
408,000
SEK
|
408,000
SEK
|
| Comprehensive income |
555,000
SEK
|
9 766
SEK
|
— |
9 211
SEK
|
11 332
SEK
|
— |
10 924
SEK
|
408,000
SEK
|
| Comprehensive income attributable to [abstract] | ||||||||
| Comprehensive income, attributable to owners of parent | — | — |
9 766
SEK
|
— | — |
10 924
SEK
|
— | — |