Analysis Of Income And Expense [Abstract]
| Concept |
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 |
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 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Analysis of income and expense [abstract] | ||||||||||||||
| Revenue [abstract] | ||||||||||||||
| Revenue | — | — |
27 160
SEK
|
— | — | — | — | — | — |
26 978
SEK
|
— | — | — | — |
| Material income and expense [abstract] | ||||||||||||||
| Finance income (cost) | — | — |
305,000,000
SEK
|
— | — | — | — | — | — |
337,000,000
SEK
|
— | — | — | — |
| Expenses by nature [abstract] | ||||||||||||||
| Raw materials and consumables used | — | — |
5 701
SEK
|
— | — | — | — | — | — |
5 585
SEK
|
— | — | — | — |
| Classes of employee benefits expense [abstract] | ||||||||||||||
| Employee benefits expense | — | — |
16 315
SEK
|
— | — | — | — | — | — |
16 310
SEK
|
— | — | — | — |
| Other expenses, by nature | — | — |
8,000,000
SEK
|
— | — | — | — | — | — |
7,000,000
SEK
|
— | — | — | — |
| Share of profit (loss) of associates and joint ventures accounted for using equity method [abstract] | ||||||||||||||
| Share of profit (loss) of associates accounted for using equity method | — | — |
0
SEK
|
— | — | — | — | — | — |
0
SEK
|
— | — | — | — |
| Income tax relating to components of other comprehensive income [abstract] | ||||||||||||||
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss | — | — |
5,000,000
SEK
|
— | — | — | — | — | — |
10,000,000
SEK
|
— | — | — | — |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||||||
| Comprehensive income |
6,000,000
SEK
|
—
SEK
|
1 333
SEK
|
104,000,000
SEK
|
—
SEK
|
1 327
SEK
|
1 223
SEK
|
—
SEK
|
—
SEK
|
899,000,000
SEK
|
0
SEK
|
1 077
SEK
|
899,000,000
SEK
|
178,000,000
SEK
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — |
1 327
SEK
|
— | — | — | — | — | — |
899,000,000
SEK
|
— | — | — | — |
| Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract] | ||||||||||||||
| Comprehensive income, attributable to non-controlling interests | — | — |
6,000,000
SEK
|
— | — | — | — | — | — |
0
SEK
|
— | — | — | — |