Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2022-12-31 |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | ||||
| Property, plant and equipment [abstract] | ||||
| Office equipment |
4,000,000
SEK
|
5,000,000
SEK
|
— | — |
| Property, plant and equipment |
114,000,000
SEK
|
114,000,000
SEK
|
— | — |
| Intangible assets and goodwill [abstract] | ||||
| Intangible assets other than goodwill [abstract] | ||||
| Intangible assets other than goodwill |
34,000,000
SEK
|
35,000,000
SEK
|
— | — |
| Goodwill |
428,000,000
SEK
|
428,000,000
SEK
|
— | — |
| Intangible assets and goodwill |
462,000,000
SEK
|
463,000,000
SEK
|
— | — |
| Investment property [abstract] | ||||
| Investment property under construction or development |
75,000,000
SEK
|
75,000,000
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 |
1,000,000
SEK
|
17,000,000
SEK
|
— | — |
| Trade and other non-current receivables [abstract] | ||||
| Trade and other non-current receivables |
118,000,000
SEK
|
71,000,000
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 |
22,000,000
SEK
|
25,000,000
SEK
|
— | — |
| Trade and other current receivables |
464,000,000
SEK
|
444,000,000
SEK
|
— | — |
| Current prepayments and current accrued income including current contract assets [abstract] | ||||
| Trade and other receivables [abstract] | ||||
| Receivables due from related parties |
–
SEK
|
13,000,000
SEK
|
— | — |
| Classes of current inventories [abstract] | ||||
| Property intended for sale in ordinary course of business |
1 565
SEK
|
880,000,000
SEK
|
— | — |
| Cash and cash equivalents [abstract] | ||||
| Cash and cash equivalents |
534,000,000
SEK
|
897,000,000
SEK
|
8 97
SEK
|
860,000,000
SEK
|
| Classes of other provisions [abstract] | ||||
| Other provisions [abstract] | ||||
| Other non-current provisions |
71,000,000
SEK
|
72,000,000
SEK
|
— | — |
| Borrowings [abstract] | ||||
| Non-current portion of non-current borrowings |
722,000,000
SEK
|
664,000,000
SEK
|
— | — |
| Current borrowings and current portion of non-current borrowings [abstract] | ||||
| Current borrowings and current portion of non-current borrowings |
772,000,000
SEK
|
388,000,000
SEK
|
— | — |
| Non-current portion of non-current borrowings, by type [abstract] | ||||
| Non-current portion of non-current loans received |
173,000,000
SEK
|
154,000,000
SEK
|
— | — |
| Non-current portion of non-current bonds issued |
494,000,000
SEK
|
492,000,000
SEK
|
— | — |
| Non-current portion of other non-current borrowings |
16,000,000
SEK
|
18,000,000
SEK
|
— | — |
| Current borrowings and current portion of non-current borrowings, by type [abstract] | ||||
| Current loans received and current portion of non-current loans received |
752,000,000
SEK
|
14 5
SEK
|
— | — |
| Other current borrowings and current portion of other non-current borrowings |
20,000,000
SEK
|
18,000,000
SEK
|
— | — |
| Trade and other current payables [abstract] | ||||
| Current trade payables |
690,000,000
SEK
|
480,000,000
SEK
|
— | — |
| Current accruals and current deferred income including current contract liabilities [abstract] | ||||
| Current deferred income including current contract liabilities [abstract] | ||||
| Current contract liabilities [abstract] | ||||
| Current advances received, representing current contract liabilities for performance obligations satisfied at point in time |
266,000,000
SEK
|
406,000,000
SEK
|
— | — |
| Trade and other current payables |
1 285
SEK
|
1 208
SEK
|
— | — |
| Trade and other payables [abstract] | ||||
| Accruals and deferred income including contract liabilities [abstract] | ||||
| Accruals |
167,000,000
SEK
|
20 0
SEK
|
— | — |
| Issued capital [abstract] | ||||
| Issued capital |
4,000,000
SEK
|
4,000,000
SEK
|
— | — |
| Retained earnings [abstract] | ||||
| Retained earnings, profit (loss) for reporting period |
19,000,000
SEK
|
242,000,000
SEK
|
— | — |
| Retained earnings, excluding profit (loss) for reporting period |
662,000,000
SEK
|
555,000,000
SEK
|
— | — |
| Net assets (liabilities) [abstract] | ||||
| Assets |
4 467
SEK
|
4 101
SEK
|
— | — |
| Net current assets (liabilities) [abstract] | ||||
| Current assets |
3 774
SEK
|
3 453
SEK
|
— | — |
| Current liabilities |
2 057
SEK
|
1 596
SEK
|
— | — |
| Assets less current liabilities [abstract] |