Statement Of Financial Position [Abstract]
| Concept |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||
| Non-current assets [abstract] | ||||||||||||||||||
| Property, plant and equipment |
5 823 232
SEK
|
— | — | — | — | — |
1 254 625
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Investment property |
5 702 951
SEK
|
— | — | — | — | — |
1 188 900
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Goodwill |
59 780
SEK
|
— | — | — | — | — |
6 624
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill |
44 338
SEK
|
— | — | — | — | — |
6 166
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Investments in subsidiaries, joint ventures and associates reported in separate financial statements |
667 438
SEK
|
— | — | — | — | — |
928 731
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Non-current inventories |
23 016
SEK
|
— | — | — | — | — |
7 636
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Other non-current financial assets |
15 648
SEK
|
— | — | — | — | — |
8 612
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Other non-current non-financial assets |
115 161
SEK
|
— | — | — | — | — |
1 961
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Non-current assets |
6 740 597
SEK
|
— | — | — | — | — |
2 242 982
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | ||||||||||||||||||
| Trade and other current receivables |
42 969
SEK
|
— | — | — | — | — |
19 640
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Other current financial assets |
41 917
SEK
|
— | — | — | — | — |
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
450,565,000
SEK
|
— | — | — | — | — |
925,410,000
SEK
|
— | — | — | — | — | — | — | — |
245 283
SEK
|
— | — |
| Current assets |
655 534
SEK
|
— | — | — | — | — |
1 158 868
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Assets |
7 396 131
SEK
|
— | — | — | — | — |
3 401 851
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||
| Issued capital |
24 868
SEK
|
— | — | — | — | — |
24 649
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Retained earnings |
1 786 096
SEK
|
— | — | — | — | — |
1 367 191
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Share premium |
293 105
SEK
|
— | — | — | — | — |
223 720
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent |
2 104 069
SEK
|
— | — | — | — | — |
1 615 560
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests |
376 710
SEK
|
— | — | — | — | — |
5 698
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Equity |
2 480 779
SEK
|
1 786 096
SEK
|
293 105
SEK
|
2 104 069
SEK
|
376 710
SEK
|
24 868
SEK
|
1 621 258
SEK
|
1 367 191
SEK
|
24 649
SEK
|
5 698
SEK
|
223 720
SEK
|
1 615 560
SEK
|
1 382 659
SEK
|
5 155
SEK
|
1 248 131
SEK
|
1 387 814
SEK
|
112 095
SEK
|
22 433
SEK
|
| Liabilities [abstract] | ||||||||||||||||||
| Non-current liabilities [abstract] | ||||||||||||||||||
| Deferred tax liabilities |
174 501
SEK
|
— | — | — | — | — |
61 665
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Non-current liabilities |
4 390 541
SEK
|
— | — | — | — | — |
1 287 759
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | ||||||||||||||||||
| Trade and other current payables |
36 018
SEK
|
— | — | — | — | — |
19 518
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Current tax liabilities, current |
24 158
SEK
|
— | — | — | — | — |
11 234
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Other current financial liabilities |
81 041
SEK
|
— | — | — | — | — |
2 673
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Other current non-financial liabilities |
8 964
SEK
|
— | — | — | — | — |
7 332
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Current liabilities |
524 810
SEK
|
— | — | — | — | — |
492 834
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
7 396 131
SEK
|
— | — | — | — | — |
3 401 851
SEK
|
— | — | — | — | — | — | — | — | — | — | — |