Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||||
| Property, plant and equipment [abstract] | |||||
| Land and buildings [abstract] | |||||
| Land and buildings | — | — |
1,000,000
SEK
|
— | — |
| Other property, plant and equipment |
5,000,000
SEK
|
3,000,000
SEK
|
16 2
SEK
|
— | — |
| Property, plant and equipment |
9,000,000
SEK
|
6,000,000
SEK
|
1 91
SEK
|
— | — |
| Intangible assets and goodwill [abstract] | |||||
| Goodwill | — | — |
10 2
SEK
|
— | — |
| Intangible assets and goodwill |
15,000,000
SEK
|
— |
111,000,000
SEK
|
— | — |
| Investments accounted for using equity method [abstract] | |||||
| Investments accounted for using equity method | — | — |
348,000,000
SEK
|
— | — |
| Trade and other current receivables [abstract] | |||||
| Current trade receivables |
0
SEK
|
0
SEK
|
88,000,000
SEK
|
— | — |
| 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, mandatorily measured at fair value | — |
16 167
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 |
13 3
SEK
|
2 97
SEK
|
2 97
SEK
|
— | — |
| Current loans and receivables |
3,000,000
SEK
|
2,000,000
SEK
|
2,000,000
SEK
|
— | — |
| Classes of current inventories [abstract] | |||||
| Current inventories | — | — |
0
SEK
|
— | — |
| Classes of current inventories, alternative [abstract] | |||||
| Cash and cash equivalents [abstract] | |||||
| Cash and cash equivalents |
326,000,000
SEK
|
1 167
SEK
|
1 255
SEK
|
710,000,000
SEK
|
65 8
SEK
|
| Non-current portion of non-current borrowings, by type [abstract] | |||||
| Non-current portion of non-current loans received | — | — |
0
SEK
|
— | — |
| Current borrowings and current portion of non-current borrowings, by type [abstract] | |||||
| Current loans received and current portion of non-current loans received | — | — |
31,000,000
SEK
|
— | — |
| Trade and other current payables [abstract] | |||||
| Current trade payables |
2,000,000
SEK
|
1,000,000
SEK
|
11,000,000
SEK
|
— | — |
| Current accruals and current deferred income including current contract liabilities [abstract] | |||||
| Current deferred income including current contract liabilities [abstract] | |||||
| Current contract liabilities [abstract] | |||||
| Current advances received, representing current contract liabilities for performance obligations satisfied at point in time | — | — |
24,000,000
SEK
|
— | — |
| Miscellaneous current liabilities [abstract] | |||||
| Other current liabilities |
0
SEK
|
0
SEK
|
21,000,000
SEK
|
— | — |
| Issued capital [abstract] | |||||
| Issued capital |
576,000,000
SEK
|
5 76
SEK
|
5 76
SEK
|
— | — |
| Retained earnings [abstract] | |||||
| Retained earnings |
21 708
SEK
|
15 50 4
SEK
|
15 447
SEK
|
— | — |
| Miscellaneous equity [abstract] | |||||
| Additional paid-in capital |
1 660
SEK
|
1 660
SEK
|
1 660
SEK
|
— | — |
| Net assets (liabilities) [abstract] | |||||
| Assets |
24 004
SEK
|
17 791
SEK
|
17 935
SEK
|
— | — |
| Liabilities |
47,000,000
SEK
|
45,000,000
SEK
|
232,000,000
SEK
|
— | — |
| Net current assets (liabilities) [abstract] | |||||
| Current assets |
467,000,000
SEK
|
1 473
SEK
|
1 670
SEK
|
— | — |
| Current liabilities |
26,000,000
SEK
|
18,000,000
SEK
|
152,000,000
SEK
|
— | — |
| Assets less current liabilities [abstract] |