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 |
As at 2024-12-31 |
As at 2024-12-31 |
2024-01-01 to 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 |
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 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 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 |
2023-01-01 to 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 |
As at 2022-12-31 |
As at 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||||||||||||||||||||||||
| Equity | — | — | — |
3,376,000,000
NOK
|
3,585,000,000
NOK
|
— |
986,000,000
NOK
|
66,000,000
NOK
|
25,000,000
NOK
|
— | — |
1,268,000,000
NOK
|
— | — |
48,000,000
NOK
|
1,201,000,000
NOK
|
— |
2,310,000,000
NOK
|
— |
1,670,000,000
NOK
|
— | — | — |
54,000,000
NOK
|
— |
3,355,000,000
NOK
|
— |
665,000,000
NOK
|
30,000,000
NOK
|
2,364,000,000
NOK
|
— |
44,000,000
NOK
|
3,066,000,000
NOK
|
10,000,000
NOK
|
2,900,000,000
NOK
|
61,000,000
NOK
|
101,000,000
NOK
|
47,000,000
NOK
|
3,055,000,000
NOK
|
40,000,000
NOK
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||||||||||||
| Profit (loss) |
1,705,000,000
NOK
|
-
NOK
|
-
NOK
|
— | — |
-
NOK
|
— | — | — |
1,705,000,000
NOK
|
12,000,000
NOK
|
— |
1,717,000,000
NOK
|
-
NOK
|
— | — |
1,796,000,000
NOK
|
— |
1,731,000,000
NOK
|
— |
65,000,000
NOK
|
1,731,000,000
NOK
|
-
NOK
|
— |
-
NOK
|
— |
-
NOK
|
— | — | — |
-
NOK
|
— | — | — | — | — | — | — | — | — |
| Other comprehensive income | — | — | — | — | — | — | — | — | — | — | — | — |
55,000,000
NOK
|
— | — | — |
17,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income |
1,650,000,000
NOK
|
-
NOK
|
-
NOK
|
— | — |
55,000,000
NOK
|
— | — | — |
1,705,000,000
NOK
|
12,000,000
NOK
|
— |
1,662,000,000
NOK
|
-
NOK
|
— | — |
1,779,000,000
NOK
|
— |
1,714,000,000
NOK
|
— |
65,000,000
NOK
|
1,731,000,000
NOK
|
-
NOK
|
— |
17,000,000
NOK
|
— |
-
NOK
|
— | — | — |
-
NOK
|
— | — | — | — | — | — | — | — | — |
| Increase through other contributions by owners, equity |
550,000,000
NOK
|
320,000,000
NOK
|
230,000,000
NOK
|
— | — |
-
NOK
|
— | — | — |
-
NOK
|
-
NOK
|
— |
550,000,000
NOK
|
-
NOK
|
— | — |
1,020,000,000
NOK
|
— |
1,020,000,000
NOK
|
— |
-
NOK
|
-
NOK
|
455,000,000
NOK
|
— |
-
NOK
|
— |
564,000,000
NOK
|
— | — | — |
-
NOK
|
— | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity |
4,000,000
NOK
|
-
NOK
|
-
NOK
|
— | — |
-
NOK
|
— | — | — |
-
NOK
|
-
NOK
|
— |
4,000,000
NOK
|
4,000,000
NOK
|
— | — |
3,000,000
NOK
|
— |
3,000,000
NOK
|
— |
-
NOK
|
-
NOK
|
-
NOK
|
— |
-
NOK
|
— |
-
NOK
|
— | — | — |
3,000,000
NOK
|
— | — | — | — | — | — | — | — | — |