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 |
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 | — |
8,716,000,000
SEK
|
— | — |
8,952,000,000
SEK
|
— |
| Material income and expense [abstract] | ||||||
| Research and development expense | — |
1,173,000,000
SEK
|
— | — |
1,086,000,000
SEK
|
— |
| Finance income (cost) | — |
195,000,000
SEK
|
— | — |
239,000,000
SEK
|
— |
| Other operating income (expense) | — |
30,000,000
SEK
|
— | — |
0
SEK
|
— |
| Sales and marketing expense | — |
3,127,000,000
SEK
|
— | — |
2,881,000,000
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 | — |
59,000,000
SEK
|
— | — |
40,000,000
SEK
|
— |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||
| Comprehensive income |
59,000,000
SEK
|
358,000,000
SEK
|
298,000,000
SEK
|
1,298,000,000
SEK
|
1,258,000,000
SEK
|
40,000,000
SEK
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||
| Comprehensive income, attributable to owners of parent | — |
358,000,000
SEK
|
— | — |
1,258,000,000
SEK
|
— |