Statement Of Changes In Equity [Abstract]
| Concept |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | |||||||||||||||||||||||
| Statement of changes in equity [line items] | |||||||||||||||||||||||
| Equity |
470,000,000
ISK
|
26,352,000
ISK
|
12,503,000
ISK
|
2,525,000
ISK
|
1,878,000
ISK
|
— | — |
43,728,000
ISK
|
— |
37,610,000
ISK
|
18,818,000
ISK
|
18,818,000
ISK
|
13,887,000
ISK
|
— |
2,525,000
ISK
|
1,878,000
ISK
|
501,000,000
ISK
|
501,000,000
ISK
|
33,430,000
ISK
|
13,614,000
ISK
|
3,210,000
ISK
|
14,168,000
ISK
|
1,936,000
ISK
|
| Changes in equity [abstract] | |||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||
| Profit (loss) | — | — | — | — | — |
6,754,000
ISK
|
6,754,000
ISK
|
— |
5,410,000
ISK
|
— | — | — | — |
5,410,000
ISK
|
— | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners | — | — | — | — | — |
750,000,000
ISK
|
750,000,000
ISK
|
— |
600,000,000
ISK
|
— | — | — | — |
600,000,000
ISK
|
— | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity | — | — | — | — | — |
114,000,000
ISK
|
114,000,000
ISK
|
— |
113,000,000
ISK
|
— | — | — | — |
113,000,000
ISK
|
— | — | — | — | — | — | — | — | — |