Profit Or Loss [Abstract]
| Concept |
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 |
|---|---|---|---|---|---|---|
| Profit or loss [abstract] | ||||||
| Profit (loss) [abstract] | ||||||
| Revenue |
2,844,000,000
SEK
|
— | — | — |
3,621,000,000
SEK
|
— |
| Profit (loss) before tax |
2,736,000,000
SEK
|
— | — | — |
3,731,000,000
SEK
|
— |
| Tax expense (income) |
38,000,000
SEK
|
— | — | — |
47,000,000
SEK
|
— |
| Profit (loss) |
2,698,000,000
SEK
|
2,698,000,000
SEK
|
2,698,000,000
SEK
|
3,778,000,000
SEK
|
3,778,000,000
SEK
|
3,778,000,000
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 |
1,824.00
|
— | — | — |
2,554.00
|
— |