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 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
As at 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 |
2023-01-01 to 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 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 |
20 096
NOK
|
182,000,000
NOK
|
1 755
NOK
|
-
NOK
|
— | — | — |
3 524
NOK
|
25 557
NOK
|
— |
25 555
NOK
|
20 074
NOK
|
— | — |
1 775
NOK
|
182,000,000
NOK
|
-
NOK
|
3 524
NOK
|
31 671
NOK
|
1 978
NOK
|
25 987
NOK
|
-
NOK
|
182,000,000
NOK
|
3 524
NOK
|
| Changes in equity [abstract] | ||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||
| Profit (loss) | — | — | — | — |
13,000,000
NOK
|
61,000,000
NOK
|
75,000,000
NOK
|
— | — |
5 582
NOK
|
— | — |
133,000,000
NOK
|
5 449
NOK
|
— | — | — | — | — | — | — | — | — | — |
| Other comprehensive income | — | — | — | — |
10,000,000
NOK
|
— |
10,000,000
NOK
|
— | — |
6,000,000
NOK
|
— | — | — |
6,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — |
| Comprehensive income | — | — | — | — | — | — |
85,000,000
NOK
|
— | — |
5 588
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners | — | — | — | — | — |
81,000,000
NOK
|
81,000,000
NOK
|
— | — |
526,000,000
NOK
|
— | — |
70,000,000
NOK
|
455,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity | — | — | — | — |
1,000,000
NOK
|
— |
1,000,000
NOK
|
— | — |
3,000,000
NOK
|
— | — | — |
3,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — |