Analysis Of Income And Expense [Abstract]
| Concept |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Analysis of income and expense [abstract] | ||||||||||||
| Revenue [abstract] | ||||||||||||
| Revenue | — | — |
7 866
SEK
|
— | — | — | — | — |
7 796
SEK
|
— | — | — |
| Material income and expense [abstract] | ||||||||||||
| Miscellaneous other operating expense | — | — |
17,000,000
SEK
|
— | — | — | — | — |
11,000,000
SEK
|
— | — | — |
| Expenses by nature [abstract] | ||||||||||||
| Classes of employee benefits expense [abstract] | ||||||||||||
| Employee benefits expense | — | — |
1 623
SEK
|
— | — | — | — | — |
1 521
SEK
|
— | — | — |
| Other expenses, by nature | — | — |
555,000,000
SEK
|
— | — | — | — | — |
487,000,000
SEK
|
— | — | — |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||||
| Comprehensive income |
10,000,000
SEK
|
–
SEK
|
286,000,000
SEK
|
4,000,000
SEK
|
–
SEK
|
273,000,000
SEK
|
–
SEK
|
–
SEK
|
331,000,000
SEK
|
12,000,000
SEK
|
356,000,000
SEK
|
37,000,000
SEK
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||||||
| Comprehensive income, attributable to owners of parent | — | — |
276,000,000
SEK
|
— | — | — | — | — |
319,000,000
SEK
|
— | — | — |
| Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract] | ||||||||||||
| Comprehensive income, attributable to non-controlling interests | — | — |
10,000,000
SEK
|
— | — | — | — | — |
12,000,000
SEK
|
— | — | — |