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 |
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 |
2023-01-01 to 2023-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||||||||||
| Profit (loss) |
533,000,000
SEK
|
—
SEK
|
15,934,000,000
SEK
|
—
SEK
|
—
SEK
|
—
SEK
|
—
SEK
|
15,401,000,000
SEK
|
15,401,000,000
SEK
|
—
SEK
|
—
SEK
|
14,066,000,000
SEK
|
1,013,000,000
SEK
|
13,053,000,000
SEK
|
—
SEK
|
—
SEK
|
—
SEK
|
13,053,000,000
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 |
—
SEK
|
—
SEK
|
312,000,000
SEK
|
—
SEK
|
—
SEK
|
—
SEK
|
—
SEK
|
312,000,000
SEK
|
312,000,000
SEK
|
—
SEK
|
—
SEK
|
1,815,000,000
SEK
|
—
SEK
|
1,815,000,000
SEK
|
—
SEK
|
—
SEK
|
—
SEK
|
1,815,000,000
SEK
|
| Components of other comprehensive income that will be reclassified to profit or loss, before tax [abstract] | ||||||||||||||||||
| Exchange differences on translation [abstract] | ||||||||||||||||||
| Other comprehensive income, before tax, exchange differences on translation of foreign operations |
299,000,000
SEK
|
—
SEK
|
965,000,000
SEK
|
—
SEK
|
—
SEK
|
666,000,000
SEK
|
—
SEK
|
—
SEK
|
666,000,000
SEK
|
—
SEK
|
1,011,000,000
SEK
|
1,240,000,000
SEK
|
229,000,000
SEK
|
—
SEK
|
—
SEK
|
—
SEK
|
—
SEK
|
1,011,000,000
SEK
|
| Cash flow hedges [abstract] | ||||||||||||||||||
| Gains (losses) on cash flow hedges, before tax |
—
SEK
|
—
SEK
|
5,383,000,000
SEK
|
—
SEK
|
5,383,000,000
SEK
|
— |
—
SEK
|
—
SEK
|
5,383,000,000
SEK
|
—
SEK
|
—
SEK
|
1,976,000,000
SEK
|
24,000,000
SEK
|
—
SEK
|
—
SEK
|
2,000,000,000
SEK
|
—
SEK
|
2,000,000,000
SEK
|
| Hedges of net investment in foreign operations [abstract] | ||||||||||||||||||
| Other comprehensive income, before tax, hedges of net investments in foreign operations |
—
SEK
|
—
SEK
|
316,000,000
SEK
|
—
SEK
|
—
SEK
|
316,000,000
SEK
|
—
SEK
|
—
SEK
|
316,000,000
SEK
|
—
SEK
|
131,000,000
SEK
|
131,000,000
SEK
|
—
SEK
|
—
SEK
|
—
SEK
|
—
SEK
|
—
SEK
|
131,000,000
SEK
|
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss [abstract] | ||||||||||||||||||
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss | — | — |
55,000,000
SEK
|
— | — | — | — | — | — | — | — |
424,000,000
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 | — | — |
1,174,000,000
SEK
|
— | — | — | — | — | — | — | — |
435,000,000
SEK
|
— | — | — | — | — | — |
| Other comprehensive income |
299,000,000
SEK
|
—
SEK
|
3,817,000,000
SEK
|
—
SEK
|
4,274,000,000
SEK
|
415,000,000
SEK
|
—
SEK
|
257,000,000
SEK
|
4,116,000,000
SEK
|
—
SEK
|
907,000,000
SEK
|
959,000,000
SEK
|
249,000,000
SEK
|
1,391,000,000
SEK
|
—
SEK
|
1,588,000,000
SEK
|
—
SEK
|
710,000,000
SEK
|
| Comprehensive income |
832,000,000
SEK
|
—
SEK
|
12,117,000,000
SEK
|
—
SEK
|
4,274,000,000
SEK
|
415,000,000
SEK
|
—
SEK
|
15,144,000,000
SEK
|
11,285,000,000
SEK
|
—
SEK
|
907,000,000
SEK
|
13,107,000,000
SEK
|
764,000,000
SEK
|
11,662,000,000
SEK
|
—
SEK
|
1,588,000,000
SEK
|
—
SEK
|
12,343,000,000
SEK
|
| Comprehensive income attributable to [abstract] | ||||||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — |
11,285,000,000
SEK
|
— | — | — | — | — | — | — | — |
12,343,000,000
SEK
|
— | — | — | — | — | — |
| Comprehensive income, attributable to non-controlling interests | — | — |
832,000,000
SEK
|
— | — | — | — | — | — | — | — |
764,000,000
SEK
|
— | — | — | — | — | — |