Statement Of Comprehensive Income [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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||||||||
| Profit (loss) |
25,000,000
SEK
|
–
SEK
|
8 756
SEK
|
–
SEK
|
–
SEK
|
–
SEK
|
8 731
SEK
|
8 731
SEK
|
–
SEK
|
–
SEK
|
–
SEK
|
9 458
SEK
|
27,000,000
SEK
|
–
SEK
|
9 431
SEK
|
9 431
SEK
|
| Other comprehensive income [abstract] | ||||||||||||||||
| Components of other comprehensive income that will not be reclassified to profit or loss, before tax [abstract] | ||||||||||||||||
| Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans | — | — |
204,000,000
SEK
|
— | — | — | — | — | — | — | — |
387,000,000
SEK
|
— | — | — | — |
| Components of other comprehensive income that will be reclassified to profit or loss, before tax [abstract] | ||||||||||||||||
| Exchange differences on translation [abstract] | ||||||||||||||||
| Gains (losses) on exchange differences on translation of foreign operations, before tax | — | — |
1 459
SEK
|
— | — | — | — | — | — | — | — |
1 372
SEK
|
— | — | — | — |
| Cash flow hedges [abstract] | ||||||||||||||||
| Gains (losses) on cash flow hedges, before tax | — | — |
288,000,000
SEK
|
— | — | — | — | — | — | — | — |
81,000,000
SEK
|
— | — | — | — |
| Hedges of net investment in foreign operations [abstract] | ||||||||||||||||
| Gains (losses) on hedges of net investments in foreign operations, before tax | — | — |
251,000,000
SEK
|
— | — | — | — | — | — | — | — |
-
SEK
|
— | — | — | — |
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss [abstract] | ||||||||||||||||
| Income tax relating to remeasurements of defined benefit plans included in other comprehensive income | — | — |
45,000,000
SEK
|
— | — | — | — | — | — | — | — |
81,000,000
SEK
|
— | — | — | — |
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss [abstract] | ||||||||||||||||
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss | — | — |
8,000,000
SEK
|
— | — | — | — | — | — | — | — |
17,000,000
SEK
|
— | — | — | — |
| Other comprehensive income |
3,000,000
SEK
|
–
SEK
|
1 589
SEK
|
29,000,000
SEK
|
1 456
SEK
|
–
SEK
|
1 586
SEK
|
159,000,000
SEK
|
–
SEK
|
–
SEK
|
1 356
SEK
|
1 742
SEK
|
16,000,000
SEK
|
64,000,000
SEK
|
306,000,000
SEK
|
1 726
SEK
|
| Comprehensive income |
28,000,000
SEK
|
–
SEK
|
10 345
SEK
|
29,000,000
SEK
|
1 456
SEK
|
–
SEK
|
10 317
SEK
|
8 890
SEK
|
–
SEK
|
–
SEK
|
1 356
SEK
|
7 716
SEK
|
10,000,000
SEK
|
64,000,000
SEK
|
9 126
SEK
|
7 706
SEK
|
| Comprehensive income attributable to [abstract] | ||||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — |
10 317
SEK
|
— | — | — | — | — | — | — | — |
7 706
SEK
|
— | — | — | — |
| Comprehensive income, attributable to non-controlling interests | — | — |
28,000,000
SEK
|
— | — | — | — | — | — | — | — |
10,000,000
SEK
|
— | — | — | — |