Statement Of Changes In Equity [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 |
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 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||
| Increase (decrease) through exercise of options, equity |
–
SEK
|
–
SEK
|
484,000,000
SEK
|
–
SEK
|
–
SEK
|
–
SEK
|
484,000,000
SEK
|
484,000,000
SEK
|
–
SEK
|
–
SEK
|
–
SEK
|
706,000,000
SEK
|
–
SEK
|
–
SEK
|
706,000,000
SEK
|
706,000,000
SEK
|
| Decrease (increase) through tax on share-based payment transactions, equity |
–
SEK
|
–
SEK
|
7,000,000
SEK
|
–
SEK
|
–
SEK
|
–
SEK
|
7,000,000
SEK
|
7,000,000
SEK
|
–
SEK
|
–
SEK
|
–
SEK
|
69,000,000
SEK
|
–
SEK
|
–
SEK
|
69,000,000
SEK
|
69,000,000
SEK
|
| Purchase of treasury shares |
–
SEK
|
–
SEK
|
898,000,000
SEK
|
–
SEK
|
–
SEK
|
–
SEK
|
898,000,000
SEK
|
898,000,000
SEK
|
–
SEK
|
–
SEK
|
–
SEK
|
1 243
SEK
|
–
SEK
|
–
SEK
|
1 243
SEK
|
1 243
SEK
|
| Sale or issue of treasury shares |
–
SEK
|
–
SEK
|
943,000,000
SEK
|
–
SEK
|
–
SEK
|
473,000,000
SEK
|
943,000,000
SEK
|
470,000,000
SEK
|
–
SEK
|
685,000,000
SEK
|
–
SEK
|
1 508
SEK
|
–
SEK
|
–
SEK
|
823,000,000
SEK
|
1 508
SEK
|