Analysis Of Income And Expense [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Analysis of income and expense [abstract] | ||||||||||||||
| Revenue [abstract] | ||||||||||||||
| Revenue from sale of goods | — | — | — | — | — |
12 309
SEK
|
— | — | — |
11 511
SEK
|
— | — | — | — |
| Material income and expense [abstract] | ||||||||||||||
| Finance income (cost) | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other finance income (cost) | — | — | — | — | — |
29,000,000
SEK
|
— | — | — |
19,000,000
SEK
|
— | — | — | — |
| Interest expense | — | — | — | — | — |
115,000,000
SEK
|
— | — | — |
133,000,000
SEK
|
— | — | — | — |
| Miscellaneous other operating expense | — | — | — | — | — |
1 490
SEK
|
— | — | — |
1 403
SEK
|
— | — | — | — |
| Revenue and other operating income | — | — | — | — | — |
12 552
SEK
|
— | — | — |
11 763
SEK
|
— | — | — | — |
| Expenses by nature [abstract] | ||||||||||||||
| Cost of merchandise sold | — | — | — | — | — |
6 709
SEK
|
— | — | — |
6 318
SEK
|
— | — | — | — |
| Classes of employee benefits expense [abstract] | ||||||||||||||
| Employee benefits expense | — | — | — | — | — |
2 653
SEK
|
— | — | — |
2 469
SEK
|
— | — | — | — |
| Depreciation, amortisation and impairment loss (reversal of impairment loss) recognised in profit or loss [abstract] | ||||||||||||||
| Depreciation and amortisation expense [abstract] | ||||||||||||||
| Amortisation expense | — | — | — | — | — |
223,000,000
SEK
|
— | — | — |
230,000,000
SEK
|
— | — | — | — |
| Disclosure of attribution of expenses by nature to their function [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of attribution of expenses by nature to their function [abstract] | ||||||||||||||
| Disclosure of attribution of expenses by nature to their function [line items] | ||||||||||||||
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||||||
| Comprehensive income |
18,000,000
SEK
|
99,000,000
SEK
|
–
SEK
|
669,000,000
SEK
|
–
SEK
|
687,000,000
SEK
|
569,000,000
SEK
|
437,000,000
SEK
|
–
SEK
|
265,000,000
SEK
|
12,000,000
SEK
|
253,000,000
SEK
|
–
SEK
|
184,000,000
SEK
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — | — | — |
669,000,000
SEK
|
— | — | — |
253,000,000
SEK
|
— | — | — | — |
| Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract] | ||||||||||||||
| Comprehensive income, attributable to non-controlling interests | — | — | — | — | — |
18,000,000
SEK
|
— | — | — |
12,000,000
SEK
|
— | — | — | — |