Statement Of Comprehensive Income [Abstract]
| Concept |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||||||
| Profit (loss) | — |
454,000,000
SEK
|
— |
477,000,000
SEK
|
454,000,000
SEK
|
23,000,000
SEK
|
— |
14,000,000
SEK
|
— | — |
572,000,000
SEK
|
— |
587,000,000
SEK
|
572,000,000
SEK
|
| Other comprehensive income [abstract] | ||||||||||||||
| Components of other comprehensive income that will not be reclassified to profit or loss, net of tax [abstract] | ||||||||||||||
| Other comprehensive income, net of tax, gains (losses) on remeasurements of defined benefit plans | — | — | — |
2,000,000
SEK
|
— | — | — | — | — | — | — | — |
3,000,000
SEK
|
— |
| Components of other comprehensive income that will be reclassified to profit or loss, net of tax [abstract] | ||||||||||||||
| Exchange differences on translation [abstract] | ||||||||||||||
| Gains (losses) on exchange differences on translation of foreign operations, net of tax | — | — | — |
441,000,000
SEK
|
— | — | — | — | — | — | — | — |
154,000,000
SEK
|
— |
| Cash flow hedges [abstract] | ||||||||||||||
| Gains (losses) on cash flow hedges, net of tax | — | — | — |
22,000,000
SEK
|
— | — | — | — | — | — | — | — |
9,000,000
SEK
|
— |
| Hedges of net investment in foreign operations [abstract] | ||||||||||||||
| Gains (losses) on hedges of net investments in foreign operations, net of tax | — | — | — |
81,000,000
SEK
|
— | — | — | — | — | — | — | — |
60,000,000
SEK
|
— |
| Other comprehensive income | — |
379,000,000
SEK
|
377,000,000
SEK
|
385,000,000
SEK
|
2,000,000
SEK
|
5,000,000
SEK
|
— |
4,000,000
SEK
|
99,000,000
SEK
|
— |
96,000,000
SEK
|
— |
100,000,000
SEK
|
3,000,000
SEK
|
| Comprehensive income |
–
SEK
|
833,000,000
SEK
|
377,000,000
SEK
|
861,000,000
SEK
|
456,000,000
SEK
|
28,000,000
SEK
|
–
SEK
|
18,000,000
SEK
|
99,000,000
SEK
|
–
SEK
|
669,000,000
SEK
|
–
SEK
|
687,000,000
SEK
|
569,000,000
SEK
|
| Comprehensive income attributable to [abstract] | ||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — |
833,000,000
SEK
|
— | — | — | — | — | — | — | — |
669,000,000
SEK
|
— |
| Comprehensive income, attributable to non-controlling interests | — | — | — |
28,000,000
SEK
|
— | — | — | — | — | — | — | — |
18,000,000
SEK
|
— |