Statement Of Cash Flows [Abstract]
| Concept |
2024-01-01 to 2024-12-31 |
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 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 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) |
7,000,000
SEK
|
183,000,000
SEK
|
—
SEK
|
— |
—
SEK
|
—
SEK
|
176,000,000
SEK
|
176,000,000
SEK
|
—
SEK
|
—
SEK
|
258,000,000
SEK
|
— |
10,000,000
SEK
|
248,000,000
SEK
|
248,000,000
SEK
|
—
SEK
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||||||||||
| Adjustments for decrease (increase) in inventories | — |
10,000,000
SEK
|
— | — | — | — | — | — | — | — |
261,000,000
SEK
|
— | — | — | — | — | — |
| Adjustments for decrease (increase) in other operating receivables | — |
6,000,000
SEK
|
— | — | — | — | — | — | — | — |
380,000,000
SEK
|
— | — | — | — | — | — |
| Adjustments for increase (decrease) in other operating payables | — |
161,000,000
SEK
|
— | — | — | — | — | — | — | — |
271,000,000
SEK
|
— | — | — | — | — | — |
| Other adjustments for non-cash items | — |
1 215
SEK
|
— | — | — | — | — | — | — | — |
1 255
SEK
|
— | — | — | — | — | — |
| Cash flows from (used in) operating activities | — |
1 416
SEK
|
— | — | — | — | — | — | — | — |
1 782
SEK
|
— | — | — | — | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||||||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — |
1 083
SEK
|
— | — | — | — | — | — | — | — |
832,000,000
SEK
|
— | — | — | — | — | — |
| Proceeds from sales of property, plant and equipment, classified as investing activities | — |
28,000,000
SEK
|
— | — | — | — | — | — | — | — |
26,000,000
SEK
|
— | — | — | — | — | — |
| Other inflows (outflows) of cash, classified as investing activities | — |
1,000,000
SEK
|
— | — | — | — | — | — | — | — |
2,000,000
SEK
|
— | — | — | — | — | — |
| Cash flows from (used in) investing activities | — |
1 251
SEK
|
— | — | — | — | — | — | — | — |
1 012
SEK
|
— | — | — | — | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||||||||||
| Proceeds from borrowings, classified as financing activities | — |
561,000,000
SEK
|
— | — | — | — | — | — | — | — |
885,000,000
SEK
|
— | — | — | — | — | — |
| Repayments of borrowings, classified as financing activities | — |
146,000,000
SEK
|
— | — | — | — | — | — | — | — |
129,000,000
SEK
|
— | — | — | — | — | — |
| Payments of lease liabilities, classified as financing activities | — |
1 014
SEK
|
— | — | — | — | — | — | — | — |
929,000,000
SEK
|
— | — | — | — | — | — |
| Cash flows from (used in) financing activities | — |
207,000,000
SEK
|
— | — | — | — | — | — | — | — |
533,000,000
SEK
|
— | — | — | — | — | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — |
42,000,000
SEK
|
— | — | — | — | — | — | — | — |
237,000,000
SEK
|
— | — | — | — | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — |
74,000,000
SEK
|
— | — | — | — | — | — | — | — |
35,000,000
SEK
|
— | — | — | — | — | — |
| Cash and cash equivalents | — | — | — |
1 138
SEK
|
— | — | — | — | — | — | — |
1 107
SEK
|
— | — | — | — |
904,000,000
SEK
|