Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2024-12-31 |
As at 2023-12-31 |
As at 2022-12-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Property, plant and equipment [abstract] | |||
| Property, plant and equipment |
8,000,000
SEK
|
10,000,000
SEK
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets other than goodwill [abstract] | |||
| Intangible assets other than goodwill |
69,000,000
SEK
|
71,000,000
SEK
|
— |
| Investments accounted for using equity method [abstract] | |||
| Investments in associates accounted for using equity method |
74,000,000
SEK
|
80,000,000
SEK
|
— |
| Trade and other current receivables [abstract] | |||
| Current trade receivables |
156,000,000
SEK
|
91,000,000
SEK
|
— |
| Current prepayments and current accrued income other than current contract assets [abstract] | |||
| Current prepayments and current accrued income other than current contract assets |
11,000,000
SEK
|
12,000,000
SEK
|
— |
| Other current receivables |
5,000,000
SEK
|
11,000,000
SEK
|
— |
| Classes of current inventories [abstract] | |||
| Current inventories |
8,000,000
SEK
|
4,000,000
SEK
|
— |
| Classes of current inventories, alternative [abstract] | |||
| Cash and cash equivalents [abstract] | |||
| Cash [abstract] | |||
| Cash |
382,000,000
SEK
|
225,000,000
SEK
|
— |
| Cash equivalents [abstract] | |||
| Short-term investments, classified as cash equivalents |
0
SEK
|
183,000,000
SEK
|
— |
| Cash and cash equivalents |
382,000,000
SEK
|
408,000,000
SEK
|
532,000,000
SEK
|
| Trade and other current payables [abstract] | |||
| Current trade payables |
45,000,000
SEK
|
30,000,000
SEK
|
— |
| Trade and other payables [abstract] | |||
| Accruals and deferred income including contract liabilities [abstract] | |||
| Accruals and deferred income including contract liabilities |
20,000,000
SEK
|
14,000,000
SEK
|
— |
| Miscellaneous current liabilities [abstract] | |||
| Other current liabilities |
3,000,000
SEK
|
3,000,000
SEK
|
— |
| Issued capital [abstract] | |||
| Issued capital |
3,000,000
SEK
|
3,000,000
SEK
|
— |
| Retained earnings [abstract] | |||
| Retained earnings |
250,000,000
SEK
|
268,000,000
SEK
|
— |
| Miscellaneous equity [abstract] | |||
| Additional paid-in capital |
383,000,000
SEK
|
381,000,000
SEK
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
739,000,000
SEK
|
738,000,000
SEK
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
575,000,000
SEK
|
562,000,000
SEK
|
— |
| Current liabilities |
78,000,000
SEK
|
56,000,000
SEK
|
— |
| Assets less current liabilities [abstract] |