Statement Of Changes In Equity [Abstract]
| Concept |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
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 |
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 |
As at 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||||||||||||||
| Equity |
20 577
SEK
|
— | — | — | — |
0
SEK
|
148 320
SEK
|
5 536
SEK
|
20 577
SEK
|
163 361
SEK
|
— | — | — |
80 236
SEK
|
163 361
SEK
|
— |
96 094
SEK
|
88 661
SEK
|
7 433
SEK
|
— |
5 536
SEK
|
— | — | — |
73 343
SEK
|
17 831
SEK
|
163 361
SEK
|
95 554
SEK
|
5 536
SEK
|
113 385
SEK
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||
| Profit (loss) | — |
-
SEK
|
22 284
SEK
|
22 527
SEK
|
243,000
SEK
|
— | — | — | — | — |
22 527
SEK
|
-
SEK
|
2 578
SEK
|
— | — |
9 439
SEK
|
— | — | — |
-
SEK
|
— |
-
SEK
|
6 861
SEK
|
9 439
SEK
|
— | — | — | — | — | — |
| Other comprehensive income | — |
-
SEK
|
-
SEK
|
-
SEK
|
-
SEK
|
— | — | — | — | — |
-
SEK
|
-
SEK
|
-
SEK
|
— | — |
-
SEK
|
— | — | — |
-
SEK
|
— |
-
SEK
|
-
SEK
|
-
SEK
|
— | — | — | — | — | — |
| Comprehensive income | — |
-
SEK
|
22 284
SEK
|
22 527
SEK
|
243,000
SEK
|
— | — | — | — | — |
22 527
SEK
|
-
SEK
|
2 578
SEK
|
— | — |
9 439
SEK
|
— | — | — |
-
SEK
|
— |
-
SEK
|
6 861
SEK
|
9 439
SEK
|
— | — | — | — | — | — |
| Dividends recognised as distributions to owners | — |
-
SEK
|
38 637
SEK
|
45 557
SEK
|
6 920
SEK
|
— | — | — | — | — |
45 557
SEK
|
-
SEK
|
-
SEK
|
— | — |
15 422
SEK
|
— | — | — | — | — | — |
15 422
SEK
|
15 422
SEK
|
— | — | — | — | — | — |
| Increase (decrease) through changes in ownership interests in subsidiaries that do not result in loss of control, equity | — | — | — | — | — | — | — | — | — | — | — | — |
249,000
SEK
|
— | — |
672,000
SEK
|
— | — | — |
-
SEK
|
— |
-
SEK
|
921,000
SEK
|
672,000
SEK
|
— | — | — | — | — | — |