Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2023-12-31 |
As at 2022-12-31 |
As at 2021-12-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Property, plant and equipment [abstract] | |||
| Property, plant and equipment |
1 179
SEK
|
1 117
SEK
|
— |
| Investments in subsidiaries, joint ventures and associates reported in separate financial statements [abstract] | |||
| Investments in subsidiaries reported in separate financial statements |
–
SEK
|
–
SEK
|
— |
| Trade and other current receivables [abstract] | |||
| Other current receivables |
10 797
SEK
|
1 401
SEK
|
— |
| Current prepayments and current accrued income including current contract assets [abstract] | |||
| Current prepayments and current accrued income including current contract assets |
1 441
SEK
|
1 334
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 |
4 190 526
SEK
|
4 071 783
SEK
|
— |
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
392 409
SEK
|
591 822
SEK
|
201 842
SEK
|
| Trade and other non-current payables [abstract] | |||
| Non-current payables to related parties |
–
SEK
|
–
SEK
|
— |
| Trade and other current payables [abstract] | |||
| Current trade payables |
346,000
SEK
|
470,000
SEK
|
— |
| Current accruals and current deferred income including current contract liabilities [abstract] | |||
| Current accruals and current deferred income including current contract liabilities |
8 145
SEK
|
3 827
SEK
|
— |
| Miscellaneous current liabilities [abstract] | |||
| Other current liabilities |
864,000
SEK
|
10 262
SEK
|
— |
| Issued capital [abstract] | |||
| Issued capital |
344 241
SEK
|
344 241
SEK
|
— |
| Retained earnings [abstract] | |||
| Retained earnings |
3 702 731
SEK
|
3 765 655
SEK
|
— |
| Miscellaneous equity [abstract] | |||
| Additional paid-in capital |
596 962
SEK
|
596 962
SEK
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
4 674 701
SEK
|
4 732 433
SEK
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
404 648
SEK
|
594 556
SEK
|
— |
| Current liabilities |
12 987
SEK
|
17 862
SEK
|
— |
| Assets less current liabilities [abstract] |