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 |
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 |
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 | — | — | — | — | — | — | — |
282 045
SEK
|
— | — | — |
262 833
SEK
|
— | — | — | — | — | — |
| Material income and expense [abstract] | ||||||||||||||||||
| Research and development expense | — | — | — | — | — | — | — |
13 126
SEK
|
— | — | — |
11 362
SEK
|
— | — | — | — | — | — |
| Selling, general and administrative expense [abstract] | ||||||||||||||||||
| Selling expense | — | — | — | — | — | — | — |
19 211
SEK
|
— | — | — |
15 710
SEK
|
— | — | — | — | — | — |
| Miscellaneous other comprehensive income [abstract] | ||||||||||||||||||
| Other comprehensive income, before tax, exchange differences on translation of foreign operations and hedges of net investments in foreign operations [abstract] | ||||||||||||||||||
| Other comprehensive income, before tax, exchange differences on translation of foreign operations |
—
SEK
|
1 132
SEK
|
—
SEK
|
—
SEK
|
—
SEK
|
3 243
SEK
|
3 243
SEK
|
4 375
SEK
|
—
SEK
|
—
SEK
|
—
SEK
|
3 401
SEK
|
2 691
SEK
|
710,000,000
SEK
|
—
SEK
|
2 691
SEK
|
—
SEK
|
—
SEK
|
| Other comprehensive income, before tax, hedges of net investments in foreign operations |
—
SEK
|
—
SEK
|
—
SEK
|
—
SEK
|
—
SEK
|
265,000,000
SEK
|
265,000,000
SEK
|
265,000,000
SEK
|
—
SEK
|
—
SEK
|
—
SEK
|
368,000,000
SEK
|
368,000,000
SEK
|
—
SEK
|
—
SEK
|
368,000,000
SEK
|
—
SEK
|
—
SEK
|
| Share of profit (loss) of associates and joint ventures accounted for using equity method [abstract] | ||||||||||||||||||
| Share of profit (loss) of associates and joint ventures accounted for using equity method | — | — | — | — | — | — | — |
951,000,000
SEK
|
— | — | — |
352,000,000
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 | — | — | — | — | — | — | — |
669,000,000
SEK
|
— | — | — |
212,000,000
SEK
|
— | — | — | — | — | — |
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss | — | — | — | — | — | — | — |
526,000,000
SEK
|
— | — | — |
1 318
SEK
|
— | — | — | — | — | — |
| Income tax relating to components of other comprehensive income |
—
SEK
|
31,000,000
SEK
|
—
SEK
|
441,000,000
SEK
|
—
SEK
|
54,000,000
SEK
|
174,000,000
SEK
|
143,000,000
SEK
|
669,000,000
SEK
|
212,000,000
SEK
|
—
SEK
|
1 106
SEK
|
79,000,000
SEK
|
—
SEK
|
—
SEK
|
1 106
SEK
|
1 239
SEK
|
—
SEK
|
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||||||||||
| Comprehensive income |
—
SEK
|
2 632
SEK
|
—
SEK
|
1 712
SEK
|
—
SEK
|
3 032
SEK
|
16 320
SEK
|
18 952
SEK
|
15 000
SEK
|
5 054
SEK
|
—
SEK
|
8 675
SEK
|
2 402
SEK
|
1 245
SEK
|
—
SEK
|
7 430
SEK
|
4 778
SEK
|
—
SEK
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — | — | — | — | — |
16 320
SEK
|
— | — | — |
7 430
SEK
|
— | — | — | — | — | — |
| Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract] | ||||||||||||||||||
| Comprehensive income, attributable to non-controlling interests | — | — | — | — | — | — | — |
2 632
SEK
|
— | — | — |
1 245
SEK
|
— | — | — | — | — | — |