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 |
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) | — | — |
1 784
SEK
|
1 784
SEK
|
— | — | — | — |
1 726
SEK
|
1 726
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 | — | — |
178,000,000
SEK
|
178,000,000
SEK
|
— | — | — | — |
79,000,000
SEK
|
79,000,000
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 | — |
2 289
SEK
|
2 289
SEK
|
— | — |
1 389
SEK
|
— | — |
1 389
SEK
|
— |
| Cash flow hedges [abstract] | ||||||||||
| Other comprehensive income, net of tax, cash flow hedges | — |
73,000,000
SEK
|
73,000,000
SEK
|
— | — |
108,000,000
SEK
|
— | — |
108,000,000
SEK
|
— |
| Hedges of net investment in foreign operations [abstract] | ||||||||||
| Gains (losses) on hedges of net investments in foreign operations, net of tax | — |
573,000,000
SEK
|
573,000,000
SEK
|
— | — |
294,000,000
SEK
|
— | — |
294,000,000
SEK
|
— |
| Other comprehensive income that will be reclassified to profit or loss, net of tax | — | — |
2 788
SEK
|
— | — | — | — | — |
1 790
SEK
|
— |
| Other comprehensive income | — | — |
2 966
SEK
|
— | — | — | — | — |
1 869
SEK
|
— |
| Comprehensive income |
–
SEK
|
2 788
SEK
|
4 751
SEK
|
1 962
SEK
|
–
SEK
|
1 790
SEK
|
–
SEK
|
–
SEK
|
3 595
SEK
|
1 805
SEK
|
| Comprehensive income attributable to [abstract] | ||||||||||
| Comprehensive income, attributable to owners of parent | — | — |
4 751
SEK
|
— | — | — | — | — |
3 595
SEK
|
— |