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 |
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As at 2022-12-31 |
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As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
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As at 2022-12-31 |
As at 2021-12-31 |
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As at 2021-12-31 |
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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 |
975,000,000
SEK
|
— | — | — | — | — | — |
1,081,000,000
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 |
270,000,000
SEK
|
5 609
SEK
|
1,000,000
SEK
|
298,000,000
SEK
|
281,000,000
SEK
|
269,000,000
SEK
|
5 860
SEK
|
306,000,000
SEK
|
1,000,000
SEK
|
5 579
SEK
|
274,000,000
SEK
|
275,000,000
SEK
|
305,000,000
SEK
|
5 885
SEK
|
6 039
SEK
|
5 885
SEK
|
94,000,000
SEK
|
93,000,000
SEK
|
1,000,000
SEK
|
300,000,000
SEK
|
547,000,000
SEK
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |