Disclosure Of Income Tax [Text Block]
| Concept |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|
| Disclosure of income tax [text block] | — | — | — |
|
— | — | — | — | — | — |
| Major components of tax expense (income) [abstract] | ||||||||||
| Tax expense (income) | — | — | — |
2,146,000,000
SEK
|
— | — | — | — |
1,527,000,000
SEK
|
— |
| Income tax relating to components of other comprehensive income [abstract] | ||||||||||
| Income tax relating to remeasurements of defined benefit plans included in other comprehensive income | — |
22,000,000
SEK
|
— |
22,000,000
SEK
|
22,000,000
SEK
|
— | — |
22,000,000
SEK
|
22,000,000
SEK
|
22,000,000
SEK
|
| Income tax relating to hedges of net investments in foreign operations included in other comprehensive income | — |
104,000,000
SEK
|
104,000,000
SEK
|
104,000,000
SEK
|
— | — |
2,000,000
SEK
|
2,000,000
SEK
|
2,000,000
SEK
|
— |
| Disclosure of temporary difference, unused tax losses and unused tax credits [text block] | — | — | — | — | — | — | — | — | — | — |
| Disclosure of temporary difference, unused tax losses and unused tax credits [abstract] | ||||||||||
| Disclosure of temporary difference, unused tax losses and unused tax credits [line items] | ||||||||||
| Deferred tax assets and liabilities [abstract] | ||||||||||
| Deferred tax assets |
2,018,000,000
SEK
|
— | — | — | — |
1,980,000,000
SEK
|
— | — | — | — |
| Deferred tax liabilities |
5,482,000,000
SEK
|
— | — | — | — |
5,036,000,000
SEK
|
— | — | — | — |
| Reconciliation of accounting profit multiplied by applicable tax rates [abstract] |