Statement Of Cash Flows [Abstract]
| Concept |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
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 |
As at 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||||||||
| Cash flows from (used in) operating activities [abstract] | |||||||||||||
| Profit (loss) |
–
SEK
|
–
SEK
|
246,000,000
SEK
|
— |
2 46
SEK
|
–
SEK
|
— |
–
SEK
|
268,000,000
SEK
|
268,000,000
SEK
|
–
SEK
|
–
SEK
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||||||
| Adjustments for decrease (increase) in inventories | — | — |
20,000,000
SEK
|
— | — | — | — | — |
45,000,000
SEK
|
— | — | — | — |
| Adjustments for unrealised foreign exchange losses (gains) | — | — |
18,000,000
SEK
|
— | — | — | — | — |
5,000,000
SEK
|
— | — | — | — |
| Adjustments for fair value losses (gains) | — | — |
9,000,000
SEK
|
— | — | — | — | — |
28,000,000
SEK
|
— | — | — | — |
| Other adjustments for non-cash items | — | — |
41,000,000
SEK
|
— | — | — | — | — |
6,000,000
SEK
|
— | — | — | — |
| Interest paid, classified as operating activities | — | — |
10,000,000
SEK
|
— | — | — | — | — |
5,000,000
SEK
|
— | — | — | — |
| Interest received, classified as operating activities | — | — |
9,000,000
SEK
|
— | — | — | — | — |
2,000,000
SEK
|
— | — | — | — |
| Cash flows from (used in) operating activities | — | — |
28 4
SEK
|
— | — | — | — | — |
341,000,000
SEK
|
— | — | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — | — |
1 25
SEK
|
— | — | — | — | — |
12,000,000
SEK
|
— | — | — | — |
| Other cash payments to acquire equity or debt instruments of other entities, classified as investing activities | — | — |
1,000,000
SEK
|
— | — | — | — | — |
2,000,000
SEK
|
— | — | — | — |
| Purchase of property, plant and equipment, classified as investing activities | — | — |
26,000,000
SEK
|
— | — | — | — | — |
35,000,000
SEK
|
— | — | — | — |
| Purchase of intangible assets, classified as investing activities | — | — |
65,000,000
SEK
|
— | — | — | — | — |
3 5
SEK
|
— | — | — | — |
| Cash flows from (used in) investing activities | — | — |
35,000,000
SEK
|
— | — | — | — | — |
84,000,000
SEK
|
— | — | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||||||
| Proceeds from issuing shares | — | — |
2,000,000
SEK
|
— | — | — | — | — |
–
SEK
|
— | — | — | — |
| Proceeds from borrowings, classified as financing activities | — | — |
–
SEK
|
— | — | — | — | — |
150,000,000
SEK
|
— | — | — | — |
| Repayments of borrowings, classified as financing activities | — | — |
38,000,000
SEK
|
— | — | — | — | — |
180,000,000
SEK
|
— | — | — | — |
| Cash flows from (used in) financing activities | — | — |
142,000,000
SEK
|
— | — | — | — | — |
13 3
SEK
|
— | — | — | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — | — |
177,000,000
SEK
|
— | — | — | — | — |
124,000,000
SEK
|
— | — | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — | — |
24,000,000
SEK
|
— | — | — | — | — |
6,000,000
SEK
|
— | — | — | — |
| Cash and cash equivalents | — | — | — |
594,000,000
SEK
|
— | — |
4 41
SEK
|
— | — | — | — | — |
311,000,000
SEK
|