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) |
1,000,000
SEK
|
197,000,000
SEK
|
— |
196,000,000
SEK
|
196,000,000
SEK
|
218,000,000
SEK
|
— |
2,000,000
SEK
|
216,000,000
SEK
|
216,000,000
SEK
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||||
| Adjustments for decrease (increase) in inventories | — |
2,000,000
SEK
|
— | — | — |
12,000,000
SEK
|
— | — | — | — | — |
| Adjustments for depreciation and amortisation expense | — |
383,000,000
SEK
|
— | — | — |
346,000,000
SEK
|
— | — | — | — | — |
| Other adjustments for non-cash items | — |
10,000,000
SEK
|
— | — | — |
1,000,000
SEK
|
— | — | — | — | — |
| Adjustments for losses (gains) on disposal of non-current assets | — |
6,000,000
SEK
|
— | — | — |
15,000,000
SEK
|
— | — | — | — | — |
| Interest paid, classified as operating activities | — |
147,000,000
SEK
|
— | — | — |
125,000,000
SEK
|
— | — | — | — | — |
| Interest received, classified as operating activities | — |
10,000,000
SEK
|
— | — | — |
8,000,000
SEK
|
— | — | — | — | — |
| Income taxes paid (refund), classified as operating activities | — |
94,000,000
SEK
|
— | — | — |
102,000,000
SEK
|
— | — | — | — | — |
| Cash flows from (used in) operating activities | — |
601,000,000
SEK
|
— | — | — |
379,000,000
SEK
|
— | — | — | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — |
327,000,000
SEK
|
— | — | — |
220,000,000
SEK
|
— | — | — | — | — |
| Purchase of property, plant and equipment, classified as investing activities | — |
127,000,000
SEK
|
— | — | — |
97,000,000
SEK
|
— | — | — | — | — |
| Purchase of intangible assets, classified as investing activities | — |
1,000,000
SEK
|
— | — | — |
1,000,000
SEK
|
— | — | — | — | — |
| Other inflows (outflows) of cash, classified as investing activities | — |
1,000,000
SEK
|
— | — | — |
0
SEK
|
— | — | — | — | — |
| Cash flows from (used in) investing activities | — |
395,000,000
SEK
|
— | — | — |
279,000,000
SEK
|
— | — | — | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||||
| Proceeds from issuing other equity instruments | — |
5,000,000
SEK
|
— | — | — |
20,000,000
SEK
|
— | — | — | — | — |
| Payments to acquire or redeem entity's shares | — |
63,000,000
SEK
|
— | — | — |
17,000,000
SEK
|
— | — | — | — | — |
| Proceeds from borrowings, classified as financing activities | — |
535,000,000
SEK
|
— | — | — |
764,000,000
SEK
|
— | — | — | — | — |
| Repayments of borrowings, classified as financing activities | — |
196,000,000
SEK
|
— | — | — |
723,000,000
SEK
|
— | — | — | — | — |
| Payments of lease liabilities, classified as financing activities | — |
206,000,000
SEK
|
— | — | — |
188,000,000
SEK
|
— | — | — | — | — |
| Dividends paid, classified as financing activities | — |
6,000,000
SEK
|
— | — | — |
-
SEK
|
— | — | — | — | — |
| Other inflows (outflows) of cash, classified as financing activities | — |
7,000,000
SEK
|
— | — | — |
7,000,000
SEK
|
— | — | — | — | — |
| Cash flows from (used in) financing activities | — |
62,000,000
SEK
|
— | — | — |
137,000,000
SEK
|
— | — | — | — | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — |
268,000,000
SEK
|
— | — | — |
37,000,000
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
|
— | — | — |
23,000,000
SEK
|
— | — | — | — | — |
| Cash and cash equivalents | — | — |
688,000,000
SEK
|
— | — | — |
416,000,000
SEK
|
— | — | — |
476,000,000
SEK
|