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 |
As at 2019-12-31 |
|---|---|---|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | ||||||
| Property, plant and equipment [abstract] | ||||||
| Property, plant and equipment |
1 253
SEK
|
1 253
SEK
|
1 388
SEK
|
1 388
SEK
|
— | — |
| Investments in subsidiaries, joint ventures and associates reported in separate financial statements [abstract] | ||||||
| Investments in subsidiaries reported in separate financial statements |
–
SEK
|
50,000
SEK
|
–
SEK
|
50,000
SEK
|
— | — |
| Trade and other current receivables [abstract] | ||||||
| Other current receivables |
1 297
SEK
|
1 297
SEK
|
1 664
SEK
|
1 664
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 |
6 487 712
SEK
|
6 487 712
SEK
|
5 485 882
SEK
|
5 485 882
SEK
|
— | — |
| Cash and cash equivalents [abstract] | ||||||
| Cash and cash equivalents |
201 842
SEK
|
201 842
SEK
|
194 570
SEK
|
194 520
SEK
|
509 558
SEK
|
509 608
SEK
|
| Trade and other non-current payables [abstract] | ||||||
| Non-current payables to related parties |
–
SEK
|
50,000
SEK
|
–
SEK
|
–
SEK
|
— | — |
| Trade and other current payables [abstract] | ||||||
| Current trade payables |
284,000
SEK
|
284,000
SEK
|
264,000
SEK
|
264,000
SEK
|
— | — |
| Miscellaneous current liabilities [abstract] | ||||||
| Other current liabilities |
68 316
SEK
|
68 316
SEK
|
80 695
SEK
|
80 695
SEK
|
— | — |
| Issued capital [abstract] | ||||||
| Issued capital |
344 241
SEK
|
344 241
SEK
|
344 241
SEK
|
344 241
SEK
|
— | — |
| Retained earnings [abstract] | ||||||
| Retained earnings |
5 737 195
SEK
|
— |
4 745 926
SEK
|
— | — | — |
| Miscellaneous equity [abstract] | ||||||
| Additional paid-in capital |
596 962
SEK
|
— |
596 962
SEK
|
— | — | — |
| Net assets (liabilities) [abstract] | ||||||
| Assets |
6 765 297
SEK
|
6 751 639
SEK
|
5 779 840
SEK
|
5 772 476
SEK
|
— | — |
| Net current assets (liabilities) [abstract] | ||||||
| Current assets |
204 392
SEK
|
204 392
SEK
|
197 347
SEK
|
197 297
SEK
|
— | — |
| Current liabilities |
75 847
SEK
|
72 681
SEK
|
88 402
SEK
|
85 246
SEK
|
— | — |
| Assets less current liabilities [abstract] |