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 |
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 |
|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||||
| Cash flows from (used in) operating activities [abstract] | |||||||||
| Profit (loss) |
64,000,000
SEK
|
1,001,000,000
SEK
|
— |
937,000,000
SEK
|
985,000,000
SEK
|
— |
77,000,000
SEK
|
908,000,000
SEK
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||
| Adjustments for decrease (increase) in inventories | — |
256,000,000
SEK
|
— | — |
936,000,000
SEK
|
— | — | — | — |
| Other adjustments for non-cash items | — |
1,245,000,000
SEK
|
— | — |
1,253,000,000
SEK
|
— | — | — | — |
| Interest paid, classified as operating activities | — |
224,000,000
SEK
|
— | — |
214,000,000
SEK
|
— | — | — | — |
| Interest received, classified as operating activities | — |
37,000,000
SEK
|
— | — |
56,000,000
SEK
|
— | — | — | — |
| Cash flows from (used in) operating activities | — |
900,000,000
SEK
|
— | — |
4,294,000,000
SEK
|
— | — | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||
| Proceeds from sales of property, plant and equipment, classified as investing activities | — |
0
SEK
|
— | — |
73,000,000
SEK
|
— | — | — | — |
| Purchase of property, plant and equipment, classified as investing activities | — |
662,000,000
SEK
|
— | — |
787,000,000
SEK
|
— | — | — | — |
| Cash flows from (used in) investing activities | — |
662,000,000
SEK
|
— | — |
714,000,000
SEK
|
— | — | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||
| Proceeds from borrowings, classified as financing activities | — |
0
SEK
|
— | — |
0
SEK
|
— | — | — | — |
| Repayments of borrowings, classified as financing activities | — |
187,000,000
SEK
|
— | — |
188,000,000
SEK
|
— | — | — | — |
| Payments of lease liabilities, classified as financing activities | — |
136,000,000
SEK
|
— | — |
97,000,000
SEK
|
— | — | — | — |
| Dividends paid, classified as financing activities | — |
439,000,000
SEK
|
— | — |
341,000,000
SEK
|
— | — | — | — |
| Cash flows from (used in) financing activities | — |
762,000,000
SEK
|
— | — |
2,572,000,000
SEK
|
— | — | — | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — |
524,000,000
SEK
|
— | — |
1,008,000,000
SEK
|
— | — | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||
| Effect of exchange rate changes on cash and cash equivalents | — |
2,000,000
SEK
|
— | — |
1,000,000
SEK
|
— | — | — | — |
| Cash and cash equivalents | — | — |
6 8 ,7
SEK
|
— | — |
1,209,000,000
SEK
|
— | — |
200,000,000
SEK
|