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] | ||||||||
| Cost of sales | — | — |
4,446,000,000
SEK
|
— | — |
1 118,3
SEK
|
— | — |
| Gross profit | — | — |
950,000,000
SEK
|
— | — |
2,344,000,000
SEK
|
— | — |
| Administrative expenses | — | — |
1,235,000,000
SEK
|
— | — |
1,371,000,000
SEK
|
— | — |
| Profit (loss) from operating activities | — | — |
146,000,000
SEK
|
— | — |
944,000,000
SEK
|
— | — |
| Finance income | — | — |
13,000,000
SEK
|
— | — |
12,000,000
SEK
|
— | — |
| Profit (loss) before tax | — | — |
903,000,000
SEK
|
— | — |
3,287,000,000
SEK
|
— | — |
| Tax expense (income) | — | — |
99,000,000
SEK
|
— | — |
534,000,000
SEK
|
— | — |
| Profit (loss) |
20,000,000
SEK
|
784,000,000
SEK
|
804,000,000
SEK
|
784,000,000
SEK
|
2,765,000,000
SEK
|
2,753,000,000
SEK
|
12,000,000
SEK
|
2,765,000,000
SEK
|
| Profit (loss), attributable to [abstract] | ||||||||
| Profit (loss), attributable to owners of parent | — | — |
784,000,000
SEK
|
— | — |
2,765,000,000
SEK
|
— | — |
| Profit (loss), attributable to non-controlling interests | — | — |
20,000,000
SEK
|
— | — |
12,000,000
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 | — | — |
509.00
|
— | — |
1,798.00
|
— | — |
| Diluted earnings per share [abstract] | ||||||||
| Diluted earnings (loss) per share | — | — |
507.00
|
— | — |
1,792.00
|
— | — |