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) |
5,000,000
SEK
|
27 456
SEK
|
— | — | — | — | — |
27 451
SEK
|
29 114
SEK
|
— |
8,000,000
SEK
|
29 107
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) from investments in equity instruments | — |
207,000,000
SEK
|
— | — | — | — | — | — |
63,000,000
SEK
|
— | — | — | — | — | — | — |
| Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans | — |
344,000,000
SEK
|
— | — | — | — | — | — |
2 226
SEK
|
— | — | — | — | — | — | — |
| Components of other comprehensive income that will be reclassified to profit or loss, before tax [abstract] | ||||||||||||||||
| Cash flow hedges [abstract] | ||||||||||||||||
| Other comprehensive income, before tax, cash flow hedges | — |
160,000,000
SEK
|
— | — | — | — | — | — |
614,000,000
SEK
|
— | — | — | — | — | — | — |
| Hedges of net investment in foreign operations [abstract] | ||||||||||||||||
| Other comprehensive income, before tax, hedges of net investments in foreign operations | — |
230,000,000
SEK
|
— | — | — | — | — | — |
31,000,000
SEK
|
— | — | — | — | — | — | — |
| Financial assets measured at fair value through other comprehensive income [abstract] | ||||||||||||||||
| Other comprehensive income, before tax, financial assets measured at fair value through other comprehensive income | — |
6,000,000
SEK
|
— | — | — | — | — | — |
25,000,000
SEK
|
— | — | — | — | — | — | — |
| Insurance finance income (expenses) from insurance contracts issued excluded from profit or loss [abstract] | ||||||||||||||||
| Other comprehensive income, before tax, insurance finance income (expenses) from insurance contracts issued excluded from profit or loss that will be reclassified to profit or loss | — |
66,000,000
SEK
|
— | — | — | — | — | — |
396,000,000
SEK
|
— | — | — | — | — | — | — |
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss [abstract] | ||||||||||||||||
| Income tax relating to investments in equity instruments included in other comprehensive income | — |
41,000,000
SEK
|
— | — | — | — | — | — |
11,000,000
SEK
|
— | — | — | — | — | — | — |
| Income tax relating to remeasurements of defined benefit plans included in other comprehensive income | — |
36,000,000
SEK
|
— | — | — | — | — | — |
450,000,000
SEK
|
— | — | — | — | — | — | — |
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss | — |
77,000,000
SEK
|
— | — | — | — | — | — |
439,000,000
SEK
|
— | — | — | — | — | — | — |
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss [abstract] | ||||||||||||||||
| Income tax relating to exchange differences on translation of foreign operations included in other comprehensive income | — |
65,000,000
SEK
|
— | — | — | — | — | — |
251,000,000
SEK
|
— | — | — | — | — | — | — |
| Income tax relating to cash flow hedges included in other comprehensive income | — |
33,000,000
SEK
|
— | — | — | — | — | — |
127,000,000
SEK
|
— | — | — | — | — | — | — |
| Income tax relating to hedges of net investments in foreign operations included in other comprehensive income | — |
47,000,000
SEK
|
— | — | — | — | — | — |
6,000,000
SEK
|
— | — | — | — | — | — | — |
| Income tax relating to financial assets measured at fair value through other comprehensive income included in other comprehensive income | — |
1,000,000
SEK
|
— | — | — | — | — | — |
5,000,000
SEK
|
— | — | — | — | — | — | — |
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss | — |
52,000,000
SEK
|
— | — | — | — | — | — |
113,000,000
SEK
|
— | — | — | — | — | — | — |
| Other comprehensive income |
7,000,000
SEK
|
2 412
SEK
|
127,000,000
SEK
|
66,000,000
SEK
|
1 747
SEK
|
308,000,000
SEK
|
171,000,000
SEK
|
— |
2 447
SEK
|
1 776
SEK
|
3,000,000
SEK
|
— |
488,000,000
SEK
|
396,000,000
SEK
|
71,000,000
SEK
|
831,000,000
SEK
|
| Comprehensive income |
2,000,000
SEK
|
29 868
SEK
|
127,000,000
SEK
|
66,000,000
SEK
|
1 747
SEK
|
308,000,000
SEK
|
171,000,000
SEK
|
27 451
SEK
|
26 667
SEK
|
1 776
SEK
|
5,000,000
SEK
|
29 107
SEK
|
488,000,000
SEK
|
396,000,000
SEK
|
71,000,000
SEK
|
831,000,000
SEK
|
| Comprehensive income attributable to [abstract] | ||||||||||||||||
| Comprehensive income, attributable to owners of parent | — |
29 870
SEK
|
— | — | — | — | — | — |
26 662
SEK
|
— | — | — | — | — | — | — |
| Comprehensive income, attributable to non-controlling interests | — |
2,000,000
SEK
|
— | — | — | — | — | — |
5,000,000
SEK
|
— | — | — | — | — | — | — |