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 |
1 117
SEK
|
1 253
SEK
|
— |
| Trade and other current receivables [abstract] | |||
| Other current receivables |
1 401
SEK
|
1 297
SEK
|
— |
| Current prepayments and current accrued income including current contract assets [abstract] | |||
| Current prepayments and current accrued income including current contract assets |
1 334
SEK
|
1 253
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 |
4 071 783
SEK
|
6 487 712
SEK
|
— |
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
591 822
SEK
|
201 842
SEK
|
194 570
SEK
|
| Trade and other current payables [abstract] | |||
| Current trade payables |
470,000
SEK
|
284,000
SEK
|
— |
| Current accruals and current deferred income including current contract liabilities [abstract] | |||
| Current accruals and current deferred income including current contract liabilities |
3 827
SEK
|
4 082
SEK
|
— |
| Miscellaneous current liabilities [abstract] | |||
| Other current liabilities |
10 262
SEK
|
68 316
SEK
|
— |
| Issued capital [abstract] | |||
| Issued capital |
344 241
SEK
|
344 241
SEK
|
— |
| Retained earnings [abstract] | |||
| Retained earnings |
3 765 655
SEK
|
5 737 195
SEK
|
— |
| Miscellaneous equity [abstract] | |||
| Additional paid-in capital |
596 962
SEK
|
596 962
SEK
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
4 732 433
SEK
|
6 765 297
SEK
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
594 556
SEK
|
204 392
SEK
|
— |
| Current liabilities |
17 862
SEK
|
75 847
SEK
|
— |
| Assets less current liabilities [abstract] |