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 | — | — | — |
3 949
SEK
|
— | — |
3 620
SEK
|
— | — | — |
| Material income and expense [abstract] | ||||||||||
| Selling, general and administrative expense [abstract] | ||||||||||
| Selling, general and administrative expense | — | — | — |
292,000,000
SEK
|
— | — |
269,000,000
SEK
|
— | — | — |
| Expenses by nature [abstract] | ||||||||||
| Raw materials and consumables used | — | — | — |
3 430
SEK
|
— | — |
3 132
SEK
|
— | — | — |
| Other expenses, by nature | — | — | — |
0
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 | — | — | — |
4,000,000
SEK
|
— | — |
0
SEK
|
— | — | — |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||
| Comprehensive income |
0
SEK
|
1,000,000
SEK
|
242,000,000
SEK
|
242,000,000
SEK
|
241,000,000
SEK
|
23 4
SEK
|
232,000,000
SEK
|
2,000,000
SEK
|
0
SEK
|
2 32
SEK
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — |
242,000,000
SEK
|
— | — |
232,000,000
SEK
|
— | — | — |
| Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract] | ||||||||||
| Comprehensive income, attributable to non-controlling interests | — | — | — |
0
SEK
|
— | — |
0
SEK
|
— | — | — |