Analysis Of Income And Expense [Abstract]
| Concept |
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 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Analysis of income and expense [abstract] | ||||||||||||
| Revenue [abstract] | ||||||||||||
| Revenue | — | — | — | — |
4 041,8
SEK
|
— | — | — |
3 674,8
SEK
|
— | — | — |
| Material income and expense [abstract] | ||||||||||||
| Expense of restructuring activities | — | — | — | — |
-
SEK
|
— | — | — |
750,000,000
SEK
|
— | — | — |
| Research and development expense | — | — | — | — |
570,000,000
SEK
|
— | — | — |
693,000,000
SEK
|
— | — | — |
| Finance income (cost) | — | — | — | — |
418,000,000
SEK
|
— | — | — |
705,000,000
SEK
|
— | — | — |
| Other operating income (expense) | — | — | — | — |
311,000,000
SEK
|
— | — | — |
308,000,000
SEK
|
— | — | — |
| Selling, general and administrative expense [abstract] | ||||||||||||
| Selling expense | — | — | — | — |
7,021,000,000
SEK
|
— | — | — |
6,911,000,000
SEK
|
— | — | — |
| Miscellaneous other comprehensive income [abstract] | ||||||||||||
| Other comprehensive income, net of tax, exchange differences on translation of foreign operations and hedges of net investments in foreign operations [abstract] | ||||||||||||
| Other comprehensive income, net of tax, exchange differences on translation of foreign operations |
–
SEK
|
–
SEK
|
1,312,000,000
SEK
|
–
SEK
|
1,312,000,000
SEK
|
–
SEK
|
–
SEK
|
–
SEK
|
1,867,000,000
SEK
|
1,867,000,000
SEK
|
–
SEK
|
–
SEK
|
| Income tax relating to components of other comprehensive income [abstract] | ||||||||||||
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss | — | — | — | — |
38,000,000
SEK
|
— | — | — |
15,000,000
SEK
|
— | — | — |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||||
| Comprehensive income |
–
SEK
|
–
SEK
|
1,312,000,000
SEK
|
–
SEK
|
4,517,000,000
SEK
|
3,205,000,000
SEK
|
1,055,000,000
SEK
|
–
SEK
|
812,000,000
SEK
|
1,867,000,000
SEK
|
–
SEK
|
–
SEK
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — | — |
4,517,000,000
SEK
|
— | — | — |
812,000,000
SEK
|
— | — | — |