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 |
2 321
SEK
|
— | — | — | — | — |
2 067
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets |
1 064
SEK
|
— | — | — | — | — |
1 039
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Non-current assets |
12 359
SEK
|
— | — | — | — | — |
10 333
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | ||||||||||||||||||
| Current inventories |
4 010
SEK
|
— | — | — | — | — |
3 307
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Current tax assets, current |
42,000,000
SEK
|
— | — | — | — | — |
25,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
1 460
SEK
|
— | — | — | — | — |
758,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
719,000,000
SEK
|
— |
| Current assets |
9 641
SEK
|
— | — | — | — | — |
7 629
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Assets |
22 000
SEK
|
— | — | — | — | — |
17 962
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||
| Issued capital |
728,000,000
SEK
|
— | — | — | — | — |
727,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Retained earnings |
9 239
SEK
|
— | — | — | — | — |
7 776
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Other reserves |
325,000,000
SEK
|
— | — | — | — | — |
121,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent |
10 292
SEK
|
— | — | — | — | — |
8 624
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests |
11,000,000
SEK
|
— | — | — | — | — |
10,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Equity |
10 303
SEK
|
9 239
SEK
|
325,000,000
SEK
|
10 292
SEK
|
11,000,000
SEK
|
728,000,000
SEK
|
8 634
SEK
|
727,000,000
SEK
|
7 776
SEK
|
10,000,000
SEK
|
121,000,000
SEK
|
8 624
SEK
|
6 518
SEK
|
13,000,000
SEK
|
397,000,000
SEK
|
7 157
SEK
|
7 170
SEK
|
242,000,000
SEK
|
| Liabilities [abstract] | ||||||||||||||||||
| Non-current liabilities [abstract] | ||||||||||||||||||
| Non-current provisions [abstract] | ||||||||||||||||||
| Other non-current provisions |
22,000,000
SEK
|
— | — | — | — | — |
20,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities |
953,000,000
SEK
|
— | — | — | — | — |
749,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Non-current liabilities |
6 512
SEK
|
— | — | — | — | — |
5 220
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | ||||||||||||||||||
| Current tax liabilities, current |
284,000,000
SEK
|
— | — | — | — | — |
202,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Current liabilities |
5 185
SEK
|
— | — | — | — | — |
4 108
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Liabilities |
11 697
SEK
|
— | — | — | — | — |
9 328
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
22 000
SEK
|
— | — | — | — | — |
17 962
SEK
|
— | — | — | — | — | — | — | — | — | — | — |