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 |
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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 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 |
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 | — | — |
13 612,3
SEK
|
— | — | — | — | — | — | — | — | — | — |
8 629,7
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 |
3,947,000,000
SEK
|
4 790,6
SEK
|
5 256,3
SEK
|
5 211,9
SEK
|
444,000,000
SEK
|
229,000,000
SEK
|
37,000,000
SEK
|
1,113,000,000
SEK
|
358,000,000
SEK
|
2 667,4
SEK
|
2 787,2
SEK
|
32,000,000
SEK
|
53,000,000
SEK
|
2 823,0
SEK
|
2 889,7
SEK
|
354,000,000
SEK
|
147,000,000
SEK
|
2 667,4
SEK
|
2 925,1
SEK
|
2,043,000,000
SEK
|
32,000,000
SEK
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |