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] | |||
| Machinery |
5 661
SEK
|
23 499
SEK
|
— |
| Construction in progress |
48 010
SEK
|
48 299
SEK
|
— |
| Property, plant and equipment |
1 138 987
SEK
|
1 406 900
SEK
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets other than goodwill [abstract] | |||
| Other intangible assets |
2 322
SEK
|
1 974
SEK
|
— |
| Intangible assets other than goodwill |
-
SEK
|
21 673
SEK
|
— |
| Goodwill |
32 419
SEK
|
72 283
SEK
|
— |
| Intangible assets and goodwill |
34 742
SEK
|
95 930
SEK
|
— |
| Investment property [abstract] | |||
| Investment property |
1 067 950
SEK
|
1 308 950
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 |
795 173
SEK
|
816 476
SEK
|
— |
| Trade and other non-current receivables [abstract] | |||
| Non-current receivables due from related parties | — | — | — |
| Non-current receivables due from associates |
10 143
SEK
|
17 756
SEK
|
— |
| Miscellaneous non-current assets [abstract] | |||
| Other non-current assets |
17 366
SEK
|
26 152
SEK
|
— |
| Trade and other current receivables [abstract] | |||
| Current receivables due from related parties | — | — | — |
| Current receivables due from associates |
100,000
SEK
|
124,000
SEK
|
— |
| Current prepayments and current accrued income other than current contract assets [abstract] | |||
| Current prepayments and current accrued income other than current contract assets |
11 068
SEK
|
17 896
SEK
|
— |
| Other current receivables |
8 679
SEK
|
101 620
SEK
|
— |
| Trade and other current receivables |
41 474
SEK
|
59 288
SEK
|
— |
| Trade and other receivables [abstract] | |||
| Other receivables |
1 272
SEK
|
2 042
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 |
655 255
SEK
|
631 225
SEK
|
— |
| Non-current financial assets |
1 460 965
SEK
|
1 536 897
SEK
|
— |
| Cash and cash equivalents [abstract] | |||
| Other cash and cash equivalents |
49 142
SEK
|
68 364
SEK
|
— |
| Cash and cash equivalents |
49 142
SEK
|
68 364
SEK
|
184 454
SEK
|
| Borrowings [abstract] | |||
| Current borrowings and current portion of non-current borrowings [abstract] | |||
| Current borrowings and current portion of non-current borrowings |
99 736
SEK
|
176 168
SEK
|
— |
| Non-current portion of non-current borrowings, by type [abstract] | |||
| Non-current portion of non-current loans received | — | — | — |
| Non-current portion of non-current secured bank loans received |
31 992
SEK
|
49 010
SEK
|
— |
| Non-current portion of non-current bonds issued |
378 527
SEK
|
-
SEK
|
— |
| Non-current portion of other non-current borrowings |
6 158
SEK
|
509,000
SEK
|
— |
| Current borrowings and current portion of non-current borrowings, by type [abstract] | |||
| Current bonds issued and current portion of non-current bonds issued |
1 732 337
SEK
|
1 984 517
SEK
|
— |
| Trade and other current payables [abstract] | |||
| Current payables to related parties |
4 160
SEK
|
54 274
SEK
|
— |
| Current accruals and current deferred income including current contract liabilities [abstract] | |||
| Current accruals and current deferred income including current contract liabilities |
100 308
SEK
|
62 238
SEK
|
— |
| Other current payables |
24 882
SEK
|
33 379
SEK
|
— |
| Trade and other current payables |
32 204
SEK
|
43 106
SEK
|
— |
| Miscellaneous liabilities [abstract] | |||
| Net defined benefit liability |
2 813
SEK
|
2 560
SEK
|
— |
| Issued capital [abstract] | |||
| Issued capital |
24 868
SEK
|
24 868
SEK
|
— |
| Retained earnings [abstract] | |||
| Retained earnings |
11 626
SEK
|
463 948
SEK
|
— |
| Miscellaneous equity [abstract] | |||
| Additional paid-in capital |
295 139
SEK
|
295 139
SEK
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
2 746 429
SEK
|
3 289 061
SEK
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
111 735
SEK
|
249 334
SEK
|
— |
| Current liabilities |
1 996 065
SEK
|
2 361 734
SEK
|
— |
| Assets less current liabilities [abstract] |