Statement Of Cash Flows [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 |
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 |
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 |
2021-01-01 to 2021-12-31 |
As at 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | ||||||||||||||||
| Cash flows from (used in) operating activities [abstract] | ||||||||||||||||
| Profit (loss) | — |
-
SEK
|
48,000,000
SEK
|
47,000,000
SEK
|
48,000,000
SEK
|
1,000,000
SEK
|
-
SEK
|
2,000,000
SEK
|
— |
-
SEK
|
-
SEK
|
107,000,000
SEK
|
-
SEK
|
105,000,000
SEK
|
107,000,000
SEK
|
— |
| Adjustments to reconcile profit (loss) [abstract] | ||||||||||||||||
| Adjustments for provisions | — | — | — |
39,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
7,000,000
SEK
|
— | — |
| Interest paid, classified as operating activities | — | — | — |
2,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
0
SEK
|
— | — |
| Interest received, classified as operating activities | — | — | — |
0
SEK
|
— | — | — | — | — | — | — | — | — |
0
SEK
|
— | — |
| Cash flows from (used in) operating activities | — | — | — |
62,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
71,000,000
SEK
|
— | — |
| Cash flows from (used in) investing activities [abstract] | ||||||||||||||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities | — | — | — |
1,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
-
SEK
|
— | — |
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — | — | — |
39,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
-
SEK
|
— | — |
| Purchase of property, plant and equipment, classified as investing activities | — | — | — |
20,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
19,000,000
SEK
|
— | — |
| Cash flows from (used in) investing activities | — | — | — |
57,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
19,000,000
SEK
|
— | — |
| Cash flows from (used in) financing activities [abstract] | ||||||||||||||||
| Payments of lease liabilities, classified as financing activities | — | — | — |
30,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
26,000,000
SEK
|
— | — |
| Cash flows from (used in) financing activities | — | — | — |
31,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
27,000,000
SEK
|
— | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — | — | — |
26,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
25,000,000
SEK
|
— | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | ||||||||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — | — | — |
10,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
4,000,000
SEK
|
— | — |
| Cash and cash equivalents |
223,000,000
SEK
|
— | — | — | — | — | — | — |
239,000,000
SEK
|
— | — | — | — | — | — |
218,000,000
SEK
|