Statement Of Cash Flows [Abstract]
| Concept |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
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 |
2023-01-01 to 2023-12-31 |
As at 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||||||
| Cash flows from (used in) operating activities [abstract] | |||||||||||
| Profit (loss) |
0
SEK
|
177,000,000
SEK
|
— |
177,000,000
SEK
|
177,000,000
SEK
|
198,000,000
SEK
|
— |
0
SEK
|
199,000,000
SEK
|
199,000,000
SEK
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||||
| Adjustments for decrease (increase) in inventories | — |
6,000,000
SEK
|
— | — | — |
5,000,000
SEK
|
— | — | — | — | — |
| Adjustments to reconcile profit (loss) | — |
211,000,000
SEK
|
— | — | — |
163,000,000
SEK
|
— | — | — | — | — |
| Income taxes paid (refund), classified as operating activities | — |
6,000,000
SEK
|
— | — | — |
3,000,000
SEK
|
— | — | — | — | — |
| Cash flows from (used in) operating activities | — |
7,000,000
SEK
|
— | — | — |
95,000,000
SEK
|
— | — | — | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — |
4,000,000
SEK
|
— | — | — |
15,000,000
SEK
|
— | — | — | — | — |
| Purchase of property, plant and equipment, classified as investing activities | — |
2,000,000
SEK
|
— | — | — |
12,000,000
SEK
|
— | — | — | — | — |
| Purchase of intangible assets, classified as investing activities | — |
351,000,000
SEK
|
— | — | — |
202,000,000
SEK
|
— | — | — | — | — |
| Cash flows from (used in) investing activities | — |
356,000,000
SEK
|
— | — | — |
229,000,000
SEK
|
— | — | — | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||||
| Repayments of borrowings, classified as financing activities | — |
3,000,000
SEK
|
— | — | — |
3,000,000
SEK
|
— | — | — | — | — |
| Payments of lease liabilities, classified as financing activities | — |
35,000,000
SEK
|
— | — | — |
27,000,000
SEK
|
— | — | — | — | — |
| Other inflows (outflows) of cash, classified as financing activities | — |
2,000,000
SEK
|
— | — | — |
–
SEK
|
— | — | — | — | — |
| Cash flows from (used in) financing activities | — |
226,000,000
SEK
|
— | — | — |
29,000,000
SEK
|
— | — | — | — | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — |
123,000,000
SEK
|
— | — | — |
163,000,000
SEK
|
— | — | — | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — |
3,000,000
SEK
|
— | — | — |
3,000,000
SEK
|
— | — | — | — | — |
| Cash and cash equivalents | — | — |
116,000,000
SEK
|
— | — | — |
236,000,000
SEK
|
— | — | — |
402,000,000
SEK
|