Disclosure Of Fair Value Measurement [Text Block]
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Disclosure of fair value measurement [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of fair value measurement of assets [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of fair value measurement of assets [abstract] | |||||||||||||||||
| Disclosure of fair value measurement of assets [line items] | |||||||||||||||||
| Assets |
11,799,600,000
SEK
|
— | — | — | — | — |
8,639,100,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Reconciliation of changes in fair value measurement, assets [abstract] | |||||||||||||||||
| Disclosure of fair value measurement of equity [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of fair value measurement of equity [abstract] | |||||||||||||||||
| Disclosure of fair value measurement of equity [line items] | |||||||||||||||||
| 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
|
1,147,700,000
SEK
|
2,777,000,000
SEK
|
2,777,000,000
SEK
|
1,275,600,000
SEK
|
353,600,000
SEK
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |