Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2021-12-31 |
As at 2021-01-01 |
As at 2020-12-31 |
As at 2020-01-01 |
|---|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | ||||
| Investment property [abstract] | ||||
| Investment property |
17 335
SEK
|
— |
12 582
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 |
724,000,000
SEK
|
— |
456,000,000
SEK
|
— |
| Trade and other non-current receivables [abstract] | ||||
| Trade and other non-current receivables |
129,000,000
SEK
|
— |
-
SEK
|
— |
| Miscellaneous non-current assets [abstract] | ||||
| Other non-current assets |
29,000,000
SEK
|
— |
34,000,000
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 |
48,000,000
SEK
|
— |
30,000,000
SEK
|
— |
| Trade and other current receivables |
75,000,000
SEK
|
— |
47,000,000
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 |
3,000,000
SEK
|
— |
15,000,000
SEK
|
— |
| Cash and cash equivalents [abstract] | ||||
| Cash and cash equivalents |
269,000,000
SEK
|
104,000,000
SEK
|
104,000,000
SEK
|
192,000,000
SEK
|
| Borrowings [abstract] | ||||
| Non-current portion of non-current borrowings |
9 285
SEK
|
— |
7 404
SEK
|
— |
| Current borrowings and current portion of non-current borrowings [abstract] | ||||
| Current borrowings |
1 076
SEK
|
— |
181,000,000
SEK
|
— |
| Non-current portion of non-current borrowings, by type [abstract] | ||||
| Miscellaneous non-current liabilities [abstract] | ||||
| Non-current derivative financial liabilities |
9,000,000
SEK
|
— |
73,000,000
SEK
|
— |
| Miscellaneous current liabilities [abstract] | ||||
| Current accrued expenses and other current liabilities |
282,000,000
SEK
|
— |
231,000,000
SEK
|
— |
| Net assets (liabilities) [abstract] | ||||
| Assets |
18 718
SEK
|
— |
13 352
SEK
|
— |
| Net current assets (liabilities) [abstract] | ||||
| Current assets |
395,000,000
SEK
|
— |
197,000,000
SEK
|
— |
| Current liabilities |
1 606
SEK
|
— |
587,000,000
SEK
|
— |
| Assets less current liabilities [abstract] |