Analysis Of Income And Expense [Abstract]
| Concept |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Analysis of income and expense [abstract] | ||||||||||||||
| Revenue [abstract] | ||||||||||||||
| Revenue | — | — |
960,000,000
SEK
|
— | — | — | — | — | — |
930,000,000
SEK
|
— | — | — | — |
| Expenses by nature [abstract] | ||||||||||||||
| Classes of employee benefits expense [abstract] | ||||||||||||||
| Employee benefits expense | — | — |
567,000,000
SEK
|
— | — | — | — | — | — |
478,000,000
SEK
|
— | — | — | — |
| Depreciation, amortisation and impairment loss (reversal of impairment loss) recognised in profit or loss [abstract] | ||||||||||||||
| Depreciation and amortisation expense [abstract] | ||||||||||||||
| Depreciation expense | — | — |
36,000,000
SEK
|
— | — | — | — | — | — |
33,000,000
SEK
|
— | — | — | — |
| Amortisation expense | — | — |
47,000,000
SEK
|
— | — | — | — | — | — |
51,000,000
SEK
|
— | — | — | — |
| Other expenses, by nature | — | — |
4,000,000
SEK
|
— | — | — | — | — | — |
4,000,000
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] | ||||||||||||||
| Miscellaneous other comprehensive income [abstract] | ||||||||||||||
| Other comprehensive income, net of tax, exchange differences on translation of foreign operations and hedges of net investments in foreign operations [abstract] | ||||||||||||||
| Other comprehensive income, net of tax, exchange differences on translation of foreign operations |
-
SEK
|
-
SEK
|
6,000,000
SEK
|
0
SEK
|
-
SEK
|
6,000,000
SEK
|
6,000,000
SEK
|
-
SEK
|
26,000,000
SEK
|
27,000,000
SEK
|
-
SEK
|
1,000,000
SEK
|
26,000,000
SEK
|
-
SEK
|
| Share of profit (loss) of associates and joint ventures accounted for using equity method [abstract] | ||||||||||||||
| Share of profit (loss) of associates accounted for using equity method | — | — |
10,000,000
SEK
|
— | — | — | — | — | — |
1,000,000
SEK
|
— | — | — | — |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||||||
| Comprehensive income |
-
SEK
|
-
SEK
|
12,000,000
SEK
|
1,000,000
SEK
|
17,000,000
SEK
|
11,000,000
SEK
|
6,000,000
SEK
|
-
SEK
|
212,000,000
SEK
|
212,000,000
SEK
|
186,000,000
SEK
|
0
SEK
|
26,000,000
SEK
|
-
SEK
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — |
11,000,000
SEK
|
— | — | — | — | — | — |
212,000,000
SEK
|
— | — | — | — |
| Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract] | ||||||||||||||
| Comprehensive income, attributable to non-controlling interests | — | — |
1,000,000
SEK
|
— | — | — | — | — | — |
0
SEK
|
— | — | — | — |