Disclosure Of Fair Value Measurement [Text Block]
| Concept |
As at 2021-12-31 |
As at 2021-12-31 |
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As at 2020-12-31 |
As at 2020-12-31 |
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As at 2019-12-31 |
As at 2019-12-31 |
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As at 2019-12-31 |
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| 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 |
1 081 897
SEK
|
— | — | — | — |
1 04 4 098
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 | — |
1 039 8 5 8
SEK
|
1 887 395
SEK
|
8 4 8 90 8
SEK
|
1 371
SEK
|
— |
1 356
SEK
|
950 999
SEK
|
1 797 084
SEK
|
847 441
SEK
|
78 2 3 4 4
SEK
|
631 634
SEK
|
1 412 687
SEK
|
1 291
SEK
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |