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 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 | — | — | — |
7,866,000,000
SEK
|
— |
1 109,0
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 |
1 815,9
SEK
|
142,000,000
SEK
|
1 786,1
SEK
|
589,000,000
SEK
|
149,000,000
SEK
|
1,939,000,000
SEK
|
1 815,9
SEK
|
1 657,9
SEK
|
142,000,000
SEK
|
217,000,000
SEK
|
1 480,2
SEK
|
3,496,000,000
SEK
|
4,000,000
SEK
|
1 816,0
SEK
|
142,000,000
SEK
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |