Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2023-12-31 |
As at 2022-12-31 |
As at 2021-12-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Property, plant and equipment [abstract] | |||
| Other property, plant and equipment |
44,000,000
SEK
|
39,000,000
SEK
|
— |
| Property, plant and equipment |
34 954,5
SEK
|
36 921,8
SEK
|
— |
| Investment property [abstract] | |||
| Investment property completed |
33 354,1
SEK
|
35 377,0
SEK
|
— |
| Investment property under construction or development |
3,960,000,000
SEK
|
3,509,000,000
SEK
|
— |
| Investments accounted for using equity method [abstract] | |||
| Investments in associates accounted for using equity method |
5,904,000,000
SEK
|
3,959,000,000
SEK
|
— |
| Trade and other non-current receivables [abstract] | |||
| Other non-current receivables |
4,000,000
SEK
|
352,000,000
SEK
|
— |
| Miscellaneous non-current assets [abstract] | |||
| Non-current derivative financial assets |
87,000,000
SEK
|
581,000,000
SEK
|
— |
| Trade and other current receivables [abstract] | |||
| Current trade receivables |
184,000,000
SEK
|
236,000,000
SEK
|
— |
| Current prepayments and current accrued income other than current contract assets [abstract] | |||
| Current prepayments and current accrued income other than current contract assets |
1,785,000,000
SEK
|
1,583,000,000
SEK
|
— |
| Other current receivables |
79,000,000
SEK
|
206,000,000
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, mandatorily measured at fair value |
1,319,000,000
SEK
|
1,392,000,000
SEK
|
— |
| Non-current financial assets |
7,314,000,000
SEK
|
6,284,000,000
SEK
|
— |
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
960,000,000
SEK
|
1,820,000,000
SEK
|
2,107,000,000
SEK
|
| Miscellaneous current assets [abstract] | |||
| Current investments |
407,000,000
SEK
|
1,893,000,000
SEK
|
— |
| Borrowings [abstract] | |||
| Non-current portion of non-current borrowings |
15 373,8
SEK
|
12 861,0
SEK
|
— |
| Current borrowings and current portion of non-current borrowings [abstract] | |||
| Current borrowings and current portion of non-current borrowings |
1 276,5
SEK
|
3 861,7
SEK
|
— |
| Non-current portion of non-current borrowings, by type [abstract] | |||
| Current borrowings and current portion of non-current borrowings, by type [abstract] | |||
| Trade and other current payables [abstract] | |||
| Current trade payables |
1,169,000,000
SEK
|
1,176,000,000
SEK
|
— |
| Current accruals and current deferred income including current contract liabilities [abstract] | |||
| Current accruals and current deferred income including current contract liabilities |
3,943,000,000
SEK
|
4,161,000,000
SEK
|
— |
| Miscellaneous non-current liabilities [abstract] | |||
| Other non-current liabilities |
460,000,000
SEK
|
492,000,000
SEK
|
— |
| Miscellaneous current liabilities [abstract] | |||
| Other current liabilities |
2,083,000,000
SEK
|
540,000,000
SEK
|
— |
| Issued capital [abstract] | |||
| Issued capital |
6,596,000,000
SEK
|
6,596,000,000
SEK
|
— |
| Retained earnings [abstract] | |||
| Retained earnings |
11 907,0
SEK
|
13 691,1
SEK
|
— |
| Miscellaneous equity [abstract] | |||
| Additional paid-in capital |
2 051,4
SEK
|
2 051,4
SEK
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
36 027,4
SEK
|
38 124,0
SEK
|
— |
| Liabilities |
21 409,4
SEK
|
21 721,9
SEK
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
3,415,000,000
SEK
|
5,738,000,000
SEK
|
— |
| Current liabilities |
1 996,0
SEK
|
4 449,4
SEK
|
— |
| Assets less current liabilities [abstract] |