Statement Of Cash Flows [Abstract]
| Concept |
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 2022-12-31 |
|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||
| Cash flows from (used in) operating activities [abstract] | |||||
| Adjustments to reconcile profit (loss) [abstract] | |||||
| Adjustments for decrease (increase) in inventories |
312,000,000
ISK
|
— |
80,000,000
ISK
|
— | — |
| Adjustments for depreciation and amortisation expense |
4,272,000
ISK
|
— |
4,071,000
ISK
|
— | — |
| Other adjustments to reconcile profit (loss) |
59,000,000
ISK
|
— |
48,000,000
ISK
|
— | — |
| Cash flows from (used in) operations |
6,960,000
ISK
|
— |
5,612,000
ISK
|
— | — |
| Interest paid, classified as operating activities |
1,612,000
ISK
|
— |
947,000,000
ISK
|
— | — |
| Interest received, classified as operating activities |
742,000,000
ISK
|
— |
758,000,000
ISK
|
— | — |
| Cash flows from (used in) operating activities |
5,801,000
ISK
|
— |
4,853,000
ISK
|
— | — |
| Cash flows from (used in) investing activities [abstract] | |||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities |
5,352,000
ISK
|
— |
0
ISK
|
— | — |
| Proceeds from sales of property, plant and equipment, classified as investing activities |
22,000,000
ISK
|
— |
42,000,000
ISK
|
— | — |
| Purchase of property, plant and equipment, classified as investing activities |
1,146,000
ISK
|
— |
886,000,000
ISK
|
— | — |
| Purchase of intangible assets, classified as investing activities |
2,549,000
ISK
|
— |
2,827,000
ISK
|
— | — |
| Cash advances and loans made to other parties, classified as investing activities |
597,000,000
ISK
|
— |
1,272,000
ISK
|
— | — |
| Cash flows from (used in) investing activities |
9,622,000
ISK
|
— |
10,742,000
ISK
|
— | — |
| Cash flows from (used in) financing activities [abstract] | |||||
| Payments to acquire or redeem entity's shares |
1,424,000
ISK
|
— |
2,976,000
ISK
|
— | — |
| Payments of lease liabilities, classified as financing activities |
362,000,000
ISK
|
— |
265,000,000
ISK
|
— | — |
| Dividends paid, classified as financing activities |
499,000,000
ISK
|
— |
499,000,000
ISK
|
— | — |
| Cash flows from (used in) financing activities |
2,851,000
ISK
|
— |
17,468,000
ISK
|
— | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes |
970,000,000
ISK
|
— |
1,873,000
ISK
|
— | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||
| Effect of exchange rate changes on cash and cash equivalents |
5,000,000
ISK
|
— |
38,000,000
ISK
|
— | — |
| Cash and cash equivalents | — |
835,000,000
ISK
|
— |
1,810,000
ISK
|
3,721,000
ISK
|