Disclosure Of Fair Value Measurement [Text Block]
| Concept |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | — | — | — | — |
1,830,000,000
SEK
|
— |
1,947,000,000
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 |
89,000,000
SEK
|
7,000,000
SEK
|
2,670,000,000
SEK
|
3,748,000,000
SEK
|
— |
1,160,000,000
SEK
|
— |
2,602,000,000
SEK
|
89,000,000
SEK
|
6,000,000
SEK
|
1,229,000,000
SEK
|
3,748,000,000
SEK
|
2,688,000,000
SEK
|
3,748,000,000
SEK
|
1,140,000,000
SEK
|
9,000,000
SEK
|
89,000,000
SEK
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |