Statement Of Financial Position [Abstract]
| Concept |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||
| Assets [abstract] | |||||||||||||||||
| Property, plant and equipment |
698,200,000
SEK
|
— | — | — | — | — |
518,700,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Right-of-use assets |
2,673,600,000
SEK
|
— | — | — | — | — |
1,736,800,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Deferred tax assets |
341,100,000
SEK
|
— | — | — | — | — |
286,500,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
898,100,000
SEK
|
— | — | — | — | — |
1,101,400,000
SEK
|
— | — | — | — | — | — | — |
655,200,000
SEK
|
— | — |
| Assets |
11,799,600,000
SEK
|
— | — | — | — | — |
8,639,100,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||
| Equity [abstract] | |||||||||||||||||
| Issued capital |
353,600,000
SEK
|
— | — | — | — | — |
353,600,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Other reserves |
227,000,000
SEK
|
— | — | — | — | — |
56,600,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent |
3,276,500,000
SEK
|
— | — | — | — | — |
2,887,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Non-controlling interests |
27,400,000
SEK
|
— | — | — | — | — |
20,900,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Equity |
3,303,900,000
SEK
|
1,647,300,000
SEK
|
1,275,600,000
SEK
|
3,276,500,000
SEK
|
27,400,000
SEK
|
353,600,000
SEK
|
2,907,800,000
SEK
|
353,600,000
SEK
|
1,257,700,000
SEK
|
20,900,000
SEK
|
1,275,600,000
SEK
|
2,887,000,000
SEK
|
2,777,000,000
SEK
|
1,147,700,000
SEK
|
2,777,000,000
SEK
|
1,275,600,000
SEK
|
353,600,000
SEK
|
| Liabilities [abstract] | |||||||||||||||||
| Deferred tax liabilities |
233,600,000
SEK
|
— | — | — | — | — |
168,400,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
11,799,600,000
SEK
|
— | — | — | — | — |
8,639,100,000
SEK
|
— | — | — | — | — | — | — | — | — | — |