Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2023-12-31 |
As at 2023-01-01 |
As at 2022-12-31 |
As at 2022-01-01 |
|---|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | ||||
| Investment property [abstract] | ||||
| Investment property |
20 276
SEK
|
— |
19 805
SEK
|
— |
| Investments in subsidiaries, joint ventures and associates reported in separate financial statements [abstract] | ||||
| Investments in subsidiaries, joint ventures and associates reported in separate financial statements |
468,000,000
SEK
|
— |
1 064
SEK
|
— |
| Trade and other non-current receivables [abstract] | ||||
| Trade and other non-current receivables |
9,000,000
SEK
|
— |
104,000,000
SEK
|
— |
| Miscellaneous non-current assets [abstract] | ||||
| Other non-current assets |
45,000,000
SEK
|
— |
28,000,000
SEK
|
— |
| Trade and other current receivables [abstract] | ||||
| Current prepayments and current accrued income other than current contract assets [abstract] | ||||
| Current prepayments [abstract] | ||||
| Current prepaid expenses |
79,000,000
SEK
|
— |
70,000,000
SEK
|
— |
| Trade and other current receivables |
118,000,000
SEK
|
— |
76,000,000
SEK
|
— |
| Current prepayments and current accrued income including current contract assets [abstract] | ||||
| 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 |
513,000,000
SEK
|
— |
9,000,000
SEK
|
— |
| Cash and cash equivalents [abstract] | ||||
| Cash and cash equivalents |
183,000,000
SEK
|
204,000,000
SEK
|
204,000,000
SEK
|
269,000,000
SEK
|
| Borrowings [abstract] | ||||
| Non-current portion of non-current borrowings |
10 319
SEK
|
— |
11 640
SEK
|
— |
| Current borrowings and current portion of non-current borrowings [abstract] | ||||
| Current borrowings |
1 624
SEK
|
— |
595,000,000
SEK
|
— |
| Non-current portion of non-current borrowings, by type [abstract] | ||||
| Miscellaneous current liabilities [abstract] | ||||
| Current accrued expenses and other current liabilities |
334,000,000
SEK
|
— |
32 9
SEK
|
— |
| Net assets (liabilities) [abstract] | ||||
| Assets |
21 885
SEK
|
— |
21 854
SEK
|
— |
| Net current assets (liabilities) [abstract] | ||||
| Current assets |
894,000,000
SEK
|
— |
359,000,000
SEK
|
— |
| Current liabilities |
2 328
SEK
|
— |
1 185
SEK
|
— |
| Assets less current liabilities [abstract] |