Profit Or Loss [Abstract]
| Concept |
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 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Profit or loss [abstract] | ||||||||||||||
| Profit (loss) [abstract] | ||||||||||||||
| Other income | — | — | — |
45,000,000
SEK
|
— | — | — | — | — | — | — | — |
47,000,000
SEK
|
— |
| Employee benefits expense | — | — | — |
6,756,000,000
SEK
|
— | — | — | — | — | — | — | — |
6,120,000,000
SEK
|
— |
| Profit (loss) from operating activities | — | — | — |
2,531,000,000
SEK
|
— | — | — | — | — | — | — | — |
2,645,000,000
SEK
|
— |
| Finance income | — | — | — |
50,000,000
SEK
|
— | — | — | — | — | — | — | — |
3,000,000
SEK
|
— |
| Finance costs | — | — | — |
220,000,000
SEK
|
— | — | — | — | — | — | — | — |
198,000,000
SEK
|
— |
| Profit (loss) before tax | — | — | — |
2,361,000,000
SEK
|
— | — | — | — | — | — | — | — |
2,450,000,000
SEK
|
— |
| Tax expense (income) | — | — | — |
500,000,000
SEK
|
— | — | — | — | — | — | — | — |
498,000,000
SEK
|
— |
| Profit (loss) |
-
SEK
|
1,861,000,000
SEK
|
-
SEK
|
1,861,000,000
SEK
|
1,861,000,000
SEK
|
-
SEK
|
-
SEK
|
65,000,000
SEK
|
-
SEK
|
-
SEK
|
1,887,000,000
SEK
|
-
SEK
|
1,952,000,000
SEK
|
1,887,000,000
SEK
|
| Profit (loss), attributable to [abstract] | ||||||||||||||
| Profit (loss), attributable to owners of parent | — | — | — |
1,861,000,000
SEK
|
— | — | — | — | — | — | — | — |
1,887,000,000
SEK
|
— |
| Profit (loss), attributable to non-controlling interests | — | — | — |
0
SEK
|
— | — | — | — | — | — | — | — |
65,000,000
SEK
|
— |
| Earnings per share [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Earnings per share [abstract] | ||||||||||||||
| Earnings per share [line items] | ||||||||||||||
| Basic earnings per share [abstract] | ||||||||||||||
| Basic earnings (loss) per share | — | — | — |
276.00
|
— | — | — | — | — | — | — | — |
287.00
|
— |
| Diluted earnings per share [abstract] | ||||||||||||||
| Diluted earnings (loss) per share | — | — | — |
273.00
|
— | — | — | — | — | — | — | — |
281.00
|
— |