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 |
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 |
2023-01-01 to 2023-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Analysis of income and expense [abstract] | ||||||||||||||||
| Revenue [abstract] | ||||||||||||||||
| Revenue | — |
176 771
SEK
|
— | — | — | — | — | — | — | — | — |
172 664
SEK
|
— | — | — | — |
| Material income and expense [abstract] | ||||||||||||||||
| Research and development expense | — |
7 065
SEK
|
— | — | — | — | — | — | — | — | — |
6 693
SEK
|
— | — | — | — |
| Finance income (cost) | — |
366,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
649,000,000
SEK
|
— | — | — | — |
| Miscellaneous other comprehensive income [abstract] | ||||||||||||||||
| Other comprehensive income, before tax, exchange differences on translation of foreign operations and hedges of net investments in foreign operations [abstract] | ||||||||||||||||
| Other comprehensive income, before tax, hedges of net investments in foreign operations | — |
603,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
148,000,000
SEK
|
— | — | — | — |
| Share of profit (loss) of associates and joint ventures accounted for using equity method [abstract] | ||||||||||||||||
| Share of profit (loss) of associates and joint ventures accounted for using equity method | — |
45,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
41,000,000
SEK
|
— | — | — | — |
| Income tax relating to components of other comprehensive income [abstract] | ||||||||||||||||
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss | — |
57,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
192,000,000
SEK
|
— | — | — | — |
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss | — |
203,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
50,000,000
SEK
|
— | — | — | — |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||||||||
| Comprehensive income |
15,000,000
SEK
|
36 113
SEK
|
–
SEK
|
–
SEK
|
6 155
SEK
|
–
SEK
|
36 098
SEK
|
29 943
SEK
|
–
SEK
|
–
SEK
|
4 609
SEK
|
22 900
SEK
|
8,000,000
SEK
|
22,000,000
SEK
|
27 479
SEK
|
22 892
SEK
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||||||||||
| Comprehensive income, attributable to owners of parent | — |
36 098
SEK
|
— | — | — | — | — | — | — | — | — |
22 892
SEK
|
— | — | — | — |
| Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract] | ||||||||||||||||
| Comprehensive income, attributable to non-controlling interests | — |
15,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
8,000,000
SEK
|
— | — | — | — |