Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2022-12-31 |
As at 2021-12-31 |
As at 2020-12-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Property, plant and equipment [abstract] | |||
| Property, plant and equipment |
8,000,000
SEK
|
9,000,000
SEK
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets and goodwill |
28,000,000
SEK
|
15,000,000
SEK
|
— |
| Trade and other current receivables [abstract] | |||
| Current prepayments and current accrued income other than current contract assets [abstract] | |||
| Current prepayments [abstract] | |||
| Current prepaid expenses |
2,000,000
SEK
|
5,000,000
SEK
|
— |
| Current prepayments |
5,000,000
SEK
|
5,000,000
SEK
|
— |
| Current prepayments and current accrued income including current contract assets [abstract] | |||
| Categories of non-current financial assets [abstract] | |||
| Non-current financial assets at fair value through profit or loss [abstract] | |||
| Non-current financial assets at fair value through profit or loss |
14 027
SEK
|
23 366
SEK
|
— |
| Categories of current financial assets [abstract] | |||
| Current financial assets at fair value through profit or loss [abstract] | |||
| Current financial assets at fair value through profit or loss |
116,000,000
SEK
|
13 3
SEK
|
— |
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
416,000,000
SEK
|
326,000,000
SEK
|
1 167
SEK
|
| Trade and other current payables [abstract] | |||
| Current trade payables |
1,000,000
SEK
|
2,000,000
SEK
|
— |
| Current accruals and current deferred income including current contract liabilities [abstract] | |||
| Accruals classified as current |
11,000,000
SEK
|
21,000,000
SEK
|
— |
| Miscellaneous current liabilities [abstract] | |||
| Other current liabilities |
7,000,000
SEK
|
0
SEK
|
— |
| Issued capital [abstract] | |||
| Issued capital |
577,000,000
SEK
|
576,000,000
SEK
|
— |
| Miscellaneous equity [abstract] | |||
| Additional paid-in capital |
1 660
SEK
|
1 660
SEK
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
14 643
SEK
|
24 004
SEK
|
— |
| Liabilities |
95,000,000
SEK
|
47,000,000
SEK
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
538,000,000
SEK
|
467,000,000
SEK
|
— |
| Current liabilities |
23,000,000
SEK
|
26,000,000
SEK
|
— |
| Assets less current liabilities [abstract] |