Statement Of Financial Position [Abstract]
| Concept |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||
| Non-current assets [abstract] | ||||||||||||||||||
| Property, plant and equipment | — | — | — | — |
286 478
SEK
|
— | — | — | — |
237 361
SEK
|
— | — | — | — | — | — | — | — |
| Investments in subsidiaries, joint ventures and associates reported in separate financial statements | — | — | — | — |
456,000
SEK
|
— | — | — | — |
2 189
SEK
|
— | — | — | — | — | — | — | — |
| Trade and other non-current receivables | — | — | — | — |
84 689
SEK
|
— | — | — | — |
81 963
SEK
|
— | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — | — |
57 462
SEK
|
— | — | — | — |
86 043
SEK
|
— | — | — | — | — | — | — | — |
| Non-current assets | — | — | — | — |
722 880
SEK
|
— | — | — | — |
649 382
SEK
|
— | — | — | — | — | — | — | — |
| Current assets [abstract] | ||||||||||||||||||
| Current inventories | — | — | — | — |
7 228
SEK
|
— | — | — | — |
16 316
SEK
|
— | — | — | — | — | — | — | — |
| Trade and other current receivables | — | — | — | — |
181 223
SEK
|
— | — | — | — |
141 696
SEK
|
— | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — |
56 319
SEK
|
— | — | — | — |
97 795
SEK
|
— | — |
120 083
SEK
|
— | — | — | — | — |
| Current assets | — | — | — | — |
342 705
SEK
|
— | — | — | — |
357 849
SEK
|
— | — | — | — | — | — | — | — |
| Assets | — | — | — | — |
1 065 584
SEK
|
— | — | — | — |
1 007 230
SEK
|
— | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||
| Issued capital | — | — | — | — |
8 219
SEK
|
— | — | — | — |
8 219
SEK
|
— | — | — | — | — | — | — | — |
| Retained earnings | — | — | — | — |
86 021
SEK
|
— | — | — | — |
92 857
SEK
|
— | — | — | — | — | — | — | — |
| Share premium | — | — | — | — |
225 272
SEK
|
— | — | — | — |
225 272
SEK
|
— | — | — | — | — | — | — | — |
| Other reserves | — | — | — | — |
83 475
SEK
|
— | — | — | — |
62 851
SEK
|
— | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — | — | — |
402 988
SEK
|
— | — | — | — |
389 199
SEK
|
— | — | — | — | — | — | — | — |
| Equity |
402 988
SEK
|
86 021
SEK
|
225 272
SEK
|
83 475
SEK
|
402 988
SEK
|
8 219
SEK
|
225 272
SEK
|
8 219
SEK
|
92 857
SEK
|
389 199
SEK
|
62 851
SEK
|
389 199
SEK
|
435 996
SEK
|
225 272
SEK
|
8 219
SEK
|
133 728
SEK
|
435 996
SEK
|
68 774
SEK
|
| Liabilities [abstract] | ||||||||||||||||||
| Non-current liabilities [abstract] | ||||||||||||||||||
| Non-current provisions [abstract] | ||||||||||||||||||
| Non-current provisions for employee benefits | — | — | — | — |
10 100
SEK
|
— | — | — | — |
10 412
SEK
|
— | — | — | — | — | — | — | — |
| Other non-current provisions | — | — | — | — |
128 742
SEK
|
— | — | — | — |
134 924
SEK
|
— | — | — | — | — | — | — | — |
| Deferred tax liabilities | — | — | — | — |
5 321
SEK
|
— | — | — | — |
34 477
SEK
|
— | — | — | — | — | — | — | — |
| Non-current liabilities | — | — | — | — |
254 308
SEK
|
— | — | — | — |
246 384
SEK
|
— | — | — | — | — | — | — | — |
| Current liabilities [abstract] | ||||||||||||||||||
| Trade and other current payables | — | — | — | — |
34 828
SEK
|
— | — | — | — |
38 641
SEK
|
— | — | — | — | — | — | — | — |
| Current tax liabilities, current | — | — | — | — |
9 515
SEK
|
— | — | — | — |
8 155
SEK
|
— | — | — | — | — | — | — | — |
| Current liabilities | — | — | — | — |
408 289
SEK
|
— | — | — | — |
371 647
SEK
|
— | — | — | — | — | — | — | — |
| Liabilities | — | — | — | — |
662 597
SEK
|
— | — | — | — |
618 031
SEK
|
— | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — |
1 065 584
SEK
|
— | — | — | — |
1 007 230
SEK
|
— | — | — | — | — | — | — | — |