Profit Or Loss [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 |
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 |
|---|---|---|---|---|---|---|---|---|
| Profit or loss [abstract] | ||||||||
| Profit (loss) [abstract] | ||||||||
| Revenue | — | — |
20 104
SEK
|
— | — |
18 991
SEK
|
— | — |
| Profit (loss) from operating activities | — | — |
1 523
SEK
|
— | — |
1 382
SEK
|
— | — |
| Finance income | — | — |
242,000,000
SEK
|
— | — |
295,000,000
SEK
|
— | — |
| Finance costs | — | — |
371,000,000
SEK
|
— | — |
480,000,000
SEK
|
— | — |
| Profit (loss) before tax | — | — |
1 393
SEK
|
— | — |
1 196
SEK
|
— | — |
| Tax expense (income) | — | — |
264,000,000
SEK
|
— | — |
264,000,000
SEK
|
— | — |
| Profit (loss) |
0
SEK
|
1 129
SEK
|
1 130
SEK
|
1 129
SEK
|
933,000,000
SEK
|
932,000,000
SEK
|
0
SEK
|
933,000,000
SEK
|
| Profit (loss), attributable to [abstract] | ||||||||
| Profit (loss), attributable to owners of parent | — | — |
1 129
SEK
|
— | — |
933,000,000
SEK
|
— | — |
| Profit (loss), attributable to non-controlling interests | — | — |
0
SEK
|
— | — |
0
SEK
|
— | — |
| Earnings per share [text block] | — | — | — | — | — | — | — | — |
| Earnings per share [abstract] | ||||||||
| Earnings per share [line items] | ||||||||
| Basic earnings per share [abstract] | ||||||||
| Basic earnings (loss) per share | — | — |
997.00
|
— | — |
829.00
|
— | — |
| Diluted earnings per share [abstract] | ||||||||
| Diluted earnings (loss) per share | — | — |
997.00
|
— | — |
829.00
|
— | — |