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 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 | — |
4 101
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
3 170
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 |
798,000,000
SEK
|
1 751
SEK
|
1 747
SEK
|
946,000,000
SEK
|
4,000,000
SEK
|
1,000,000
SEK
|
4,000,000
SEK
|
6 42
SEK
|
3,000,000
SEK
|
1 590
SEK
|
4,000,000
SEK
|
2,000,000
SEK
|
946,000,000
SEK
|
1 593
SEK
|
56 9
SEK
|
3,000,000
SEK
|
0
SEK
|
572,000,000
SEK
|
83,000,000
SEK
|
483,000,000
SEK
|
3,000,000
SEK
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |