Analysis Of Income And Expense [Abstract]
| Concept |
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 |
2021-01-01 to 2021-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Analysis of income and expense [abstract] | |||||||||||||||
| Revenue [abstract] | |||||||||||||||
| Revenue | — | — | — |
121 867
SEK
|
— | — |
11 626
EUR
|
— | — | — | — | — | — |
12 193
EUR
|
— |
| Share of profit (loss) of associates and joint ventures accounted for using equity method [abstract] | |||||||||||||||
| Share of profit (loss) of associates and joint ventures accounted for using equity method | — | — | — |
58,000,000
SEK
|
— | — |
94,000,000
SEK
|
— | — | — | — | — | — |
60,000,000
SEK
|
— |
| Share of other comprehensive income of associates and joint ventures accounted for using equity method, before tax [abstract] | |||||||||||||||
| Share of other comprehensive income of associates and joint ventures accounted for using equity method that will be reclassified to profit or loss, before tax | — | — |
15,000,000
SEK
|
15,000,000
SEK
|
15,000,000
SEK
|
20,000,000
SEK
|
20,000,000
SEK
|
— |
20,000,000
SEK
|
— | — |
14,000,000
SEK
|
14,000,000
SEK
|
14,000,000
SEK
|
— |
| Income tax relating to components of other comprehensive income [abstract] | |||||||||||||||
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss | — |
536,000,000
SEK
|
539,000,000
SEK
|
539,000,000
SEK
|
3,000,000
SEK
|
4,000,000
SEK
|
415,000,000
SEK
|
— |
415,000,000
SEK
|
419,000,000
SEK
|
175,000,000
SEK
|
179,000,000
SEK
|
4,000,000
SEK
|
179,000,000
SEK
|
— |
| Comprehensive income, continuing and discontinued operations [abstract] | |||||||||||||||
| Comprehensive income |
2 078
SEK
|
5 834
SEK
|
14 294
SEK
|
16 372
SEK
|
8 460
SEK
|
10 289
SEK
|
5 268
SEK
|
680,000,000
SEK
|
4 588
SEK
|
5 701
SEK
|
1 267
SEK
|
11 006
SEK
|
9 739
SEK
|
12 231
SEK
|
1 225
SEK
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | |||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — |
14 294
SEK
|
— | — |
4 588
SEK
|
— | — | — | — | — | — |
11 006
SEK
|
— |
| Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract] | |||||||||||||||
| Comprehensive income, attributable to non-controlling interests | — | — | — |
2 078
SEK
|
— | — |
680,000,000
SEK
|
— | — | — | — | — | — |
1 225
SEK
|
— |