Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||||
| Property, plant and equipment [abstract] | |||||
| Property, plant and equipment |
21,000,000
SEK
|
— |
518,000,000
SEK
|
— | — |
| Intangible assets and goodwill [abstract] | |||||
| Intangible assets other than goodwill [abstract] | |||||
| Brand names | — | — |
11,000,000
SEK
|
— | — |
| Intangible assets under development |
548,000,000
SEK
|
— |
1,607,000,000
SEK
|
— | — |
| Other intangible assets | — | — |
341,000,000
SEK
|
— | — |
| Goodwill |
2,230,000,000
SEK
|
— |
5,567,000,000
SEK
|
— | — |
| Miscellaneous non-current assets [abstract] | |||||
| Non-current finance lease receivables | — | — |
38,000,000
SEK
|
— | — |
| Trade and other current receivables [abstract] | |||||
| Current trade receivables |
1,919,000,000
SEK
|
— |
2,337,000,000
SEK
|
— | — |
| Current prepayments and current accrued income other than current contract assets [abstract] | |||||
| Current prepayments [abstract] | |||||
| Current advances to suppliers |
118,000,000
SEK
|
— |
9,000,000
SEK
|
— | — |
| Other current receivables |
154,000,000
SEK
|
— |
222,000,000
SEK
|
— | — |
| Current prepayments and current accrued income including current contract assets [abstract] | |||||
| Classes of current inventories [abstract] | |||||
| Current merchandise |
2,251,000,000
SEK
|
— |
2,244,000,000
SEK
|
— | — |
| Cash and cash equivalents [abstract] | |||||
| Cash and cash equivalents |
1,791,000,000
SEK
|
1,791,000,000
SEK
|
1,706,000,000
SEK
|
1,706,000,000
SEK
|
1,985,000,000
SEK
|
| Classes of other provisions [abstract] | |||||
| Warranty provision [abstract] | |||||
| Current warranty provision |
341,000,000
SEK
|
— |
386,000,000
SEK
|
— | — |
| Other provisions [abstract] | |||||
| Other non-current provisions |
488,000,000
SEK
|
— |
385,000,000
SEK
|
— | — |
| Non-current portion of non-current borrowings, by type [abstract] | |||||
| Non-current portion of non-current loans received |
1,500,000,000
SEK
|
— |
864,000,000
SEK
|
— | — |
| Trade and other current payables [abstract] | |||||
| Other current payables |
164,000,000
SEK
|
— |
560,000,000
SEK
|
— | — |
| Trade and other current payables |
1,258,000,000
SEK
|
— |
1,989,000,000
SEK
|
— | — |
| Categories of non-current financial liabilities [abstract] | |||||
| Non-current financial liabilities at fair value through profit or loss [abstract] | |||||
| Non-current financial liabilities at fair value through profit or loss | — | — |
409,000,000
SEK
|
— | — |
| Issued capital [abstract] | |||||
| Issued capital |
245,000,000
SEK
|
— |
242,000,000
SEK
|
— | — |
| Retained earnings [abstract] | |||||
| Retained earnings |
704,000,000
SEK
|
— |
4,940,000,000
SEK
|
— | — |
| Miscellaneous equity [abstract] | |||||
| Additional paid-in capital |
3,055,000,000
SEK
|
— |
2,849,000,000
SEK
|
— | — |
| Net assets (liabilities) [abstract] | |||||
| Assets |
9,909,000,000
SEK
|
— |
1 581,3
SEK
|
— | — |
| Net current assets (liabilities) [abstract] | |||||
| Current assets |
6,280,000,000
SEK
|
— |
6,876,000,000
SEK
|
— | — |
| Assets less current liabilities [abstract] |