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 |
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 | — | — | — |
24 832
SEK
|
— | — |
19 887
SEK
|
— | — | — |
| Material income and expense [abstract] | ||||||||||
| Revenue and other operating income | — | — | — |
26 275
SEK
|
— | — |
20 950
SEK
|
— | — | — |
| Expenses by nature [abstract] | ||||||||||
| Raw materials and consumables used | — | — | — |
10 709
SEK
|
— | — |
8 855
SEK
|
— | — | — |
| Classes of employee benefits expense [abstract] | ||||||||||
| Employee benefits expense | — | — | — |
3 257
SEK
|
— | — |
2 735
SEK
|
— | — | — |
| Depreciation, amortisation and impairment loss (reversal of impairment loss) recognised in profit or loss [abstract] | ||||||||||
| Depreciation and amortisation expense [abstract] | ||||||||||
| Depreciation and amortisation expense | — | — | — |
1 304
SEK
|
— | — |
1 191
SEK
|
— | — | — |
| Other expenses, by nature | — | — | — |
4 461
SEK
|
— | — |
4 057
SEK
|
— | — | — |
| Expenses, by nature | — | — | — |
13 916
SEK
|
— | — |
14 593
SEK
|
— | — | — |
| Disclosure of attribution of expenses by nature to their function [text block] | — | — | — | — | — | — | — | — | — | — |
| Disclosure of attribution of expenses by nature to their function [abstract] | ||||||||||
| Disclosure of attribution of expenses by nature to their function [line items] | ||||||||||
| 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, hedges of net investments in foreign operations | — | — | — |
39,000,000
SEK
|
— | — |
29,000,000
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 | — | — | — |
5 814
SEK
|
— | — |
2 246
SEK
|
— | — | — |
| Share of other comprehensive income of associates and joint ventures accounted for using equity method, net of tax [abstract] | ||||||||||
| Share of other comprehensive income of associates and joint ventures accounted for using equity method that will not be reclassified to profit or loss, net of tax | — | — | — |
55,000,000
SEK
|
— | — |
13,000,000
SEK
|
— | — | — |
| Share of other comprehensive income of associates and joint ventures accounted for using equity method that will be reclassified to profit or loss, net of tax | — | — | — |
133,000,000
SEK
|
— | — |
164,000,000
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 | — | — | — |
1 202
SEK
|
— | — |
165,000,000
SEK
|
— | — | — |
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss | — | — | — |
97,000,000
SEK
|
— | — |
61,000,000
SEK
|
— | — | — |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||
| Comprehensive income |
5 669
SEK
|
3 769
SEK
|
15 197
SEK
|
20 866
SEK
|
11 428
SEK
|
3 597
SEK
|
4 623
SEK
|
1 169
SEK
|
3 453
SEK
|
144,000,000
SEK
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — |
15 197
SEK
|
— | — |
3 453
SEK
|
— | — | — |
| Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract] | ||||||||||
| Comprehensive income, attributable to non-controlling interests | — | — | — |
5 669
SEK
|
— | — |
1 169
SEK
|
— | — | — |