Disclosure Of Fair Value Measurement [Text Block]
| Concept |
2023-01-01 to 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 |
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 |
As at 2021-12-31 |
As at 2021-12-31 |
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| Disclosure of fair value measurement [text block] |
|
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| 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 | — |
1 149
SEK
|
— | — | — | — | — | — |
1 224
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Reconciliation of changes in fair value measurement, assets [abstract] | ||||||||||||||||||||||||||||||||
| Disclosure of fair value measurement of liabilities [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of fair value measurement of liabilities [abstract] | ||||||||||||||||||||||||||||||||
| Disclosure of fair value measurement of liabilities [line items] | ||||||||||||||||||||||||||||||||
| Liabilities | — |
585,000,000
SEK
|
— | — | — | — | — | — |
470,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Reconciliation of changes in fair value measurement, liabilities [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 | — |
564,000,000
SEK
|
1 400
SEK
|
2,000,000
SEK
|
1,000,000
SEK
|
35,000,000
SEK
|
562,000,000
SEK
|
1 996
SEK
|
754,000,000
SEK
|
1 996
SEK
|
7,000,000
SEK
|
1,000,000
SEK
|
7,000,000
SEK
|
752,000,000
SEK
|
7,000,000
SEK
|
2,000,000
SEK
|
2,000,000
SEK
|
1 205
SEK
|
1 205
SEK
|
1,000,000
SEK
|
40,000,000
SEK
|
752,000,000
SEK
|
754,000,000
SEK
|
1 996
SEK
|
40,000,000
SEK
|
1 116
SEK
|
1 976
SEK
|
842,000,000
SEK
|
840,000,000
SEK
|
2,000,000
SEK
|
21,000,000
SEK
|
1,000,000
SEK
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |