Statement Of Comprehensive Income [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 |
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 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||||||||
| Profit (loss) |
1 0 0
SEK
|
— | — | — | — |
228 065
SEK
|
227 965
SEK
|
228 065
SEK
|
52 790
SEK
|
52 662
SEK
|
— |
1 2 8
SEK
|
— |
52 790
SEK
|
— | — |
| Other comprehensive income [abstract] | ||||||||||||||||
| Components of other comprehensive income that will not be reclassified to profit or loss, net of tax [abstract] | ||||||||||||||||
| Other comprehensive income, net of tax, gains (losses) on remeasurements of defined benefit plans | — | — | — | — | — | — |
46,000,000
SEK
|
— | — |
57,000,000
SEK
|
— | — | — | — | — | — |
| Components of other comprehensive income that will be reclassified to profit or loss, net of tax [abstract] | ||||||||||||||||
| Exchange differences on translation [abstract] | ||||||||||||||||
| Gains (losses) on exchange differences on translation of foreign operations, net of tax | — | — | — | — | — | — |
3 518
SEK
|
— | — |
4 376
SEK
|
— | — | — | — | — | — |
| Cash flow hedges [abstract] | ||||||||||||||||
| Gains (losses) on cash flow hedges, net of tax | — | — | — | — | — | — |
68,000,000
SEK
|
— | — |
1 2 1
SEK
|
— | — | — | — | — | — |
| Cost of hedging [abstract] | ||||||||||||||||
| Change in value of foreign currency basis spreads [abstract] | ||||||||||||||||
| Gains (losses) on change in value of foreign currency basis spreads, net of tax | — | — | — | — | — | — |
1 2
SEK
|
— | — |
1 2
SEK
|
— | — | — | — | — | — |
| Share of other comprehensive income of associates and joint ventures accounted for using equity method that will be reclassified to profit or loss, net of tax | — | — | — | — | — | — |
28,000,000
SEK
|
— | — |
24 0
SEK
|
— | — | — | — | — | — |
| Other comprehensive income |
26,000,000
SEK
|
1 2
SEK
|
67,000,000
SEK
|
3 520
SEK
|
21,000,000
SEK
|
3 642
SEK
|
3 668
SEK
|
46,000,000
SEK
|
57,000,000
SEK
|
4 822
SEK
|
4 601
SEK
|
1 4
SEK
|
1 2 2
SEK
|
4 807
SEK
|
1 5
SEK
|
1 2
SEK
|
| Comprehensive income |
74,000,000
SEK
|
1 2
SEK
|
67,000,000
SEK
|
3 520
SEK
|
21,000,000
SEK
|
231 708
SEK
|
231 633
SEK
|
228 111
SEK
|
52 733
SEK
|
47 8 4 0
SEK
|
4 601
SEK
|
1 4 2
SEK
|
1 2 2
SEK
|
47 982
SEK
|
15,000,000
SEK
|
1 2
SEK
|
| Comprehensive income attributable to [abstract] | ||||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — | — | — | — |
231 708
SEK
|
— | — |
47 982
SEK
|
— | — | — | — | — | — |
| Comprehensive income, attributable to non-controlling interests | — | — | — | — | — | — |
74,000,000
SEK
|
— | — |
1 4 2
SEK
|
— | — | — | — | — | — |