Disclosure Of Fair Value Measurement [Text Block]
| Concept |
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 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 |
3 171,2
SEK
|
— | — | — | — |
2 012,1
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 |
8,957,000,000
SEK
|
440,000,000
SEK
|
9,074,000,000
SEK
|
286,000,000
SEK
|
37,000,000
SEK
|
4,684,000,000
SEK
|
1,429,000,000
SEK
|
34,000,000
SEK
|
156,000,000
SEK
|
6,234,000,000
SEK
|
1,804,000,000
SEK
|
2,193,000,000
SEK
|
-
SEK
|
3,971,000,000
SEK
|
26,000,000
SEK
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |