Statement Of Financial Position [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 |
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 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 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 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 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 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||||||||||||||
| Property, plant and equipment | — | — | — | — | — | — | — | — | — | — | — |
12,458,000,000
NOK
|
12,371,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets | — | — | — | — | — | — | — | — | — | — | — |
1,623,000,000
NOK
|
1,798,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill | — | — | — | — | — | — | — | — | — | — | — |
3,019,000,000
NOK
|
3,011,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method | — | — | — | — | — | — | — | — | — | — | — |
2,618,000,000
NOK
|
2,418,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — | — | — | — | — | — |
518,000,000
NOK
|
785,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — |
2,713,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — |
| Assets | — | — | — | — | — | — | — | — | — | — | — |
54,433,000,000
NOK
|
53,331,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||||||||||||||
| Issued capital | — | — | — | — | — | — | — | — | — | — | — |
33,000,000
NOK
|
33,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Share premium | — | — | — | — | — | — | — | — | — | — | — |
9,710,000,000
NOK
|
10,017,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — | — | — | — | — | — | — | — | — | — |
17,927,000,000
NOK
|
19,901,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — | — | — | — | — | — | — | — | — |
2,313,000,000
NOK
|
3,178,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
132,000,000
NOK
|
7,624,000,000
NOK
|
9,710,000,000
NOK
|
33,000,000
NOK
|
2,313,000,000
NOK
|
518,000,000
NOK
|
—
NOK
|
17,927,000,000
NOK
|
97,000,000
NOK
|
2,000,000
NOK
|
73,000,000
NOK
|
20,240,000,000
NOK
|
23,079,000,000
NOK
|
88,000,000
NOK
|
9,110,000,000
NOK
|
3,178,000,000
NOK
|
10,017,000,000
NOK
|
33,000,000
NOK
|
349,000,000
NOK
|
—
NOK
|
19,901,000,000
NOK
|
467,000,000
NOK
|
14,000,000
NOK
|
—
NOK
|
24,155,000,000
NOK
|
35,000,000
NOK
|
4,799,000,000
NOK
|
12,182,000,000
NOK
|
6,400,000,000
NOK
|
3,000,000
NOK
|
36,000,000
NOK
|
177,000,000
NOK
|
19,356,000,000
NOK
|
44,000,000
NOK
|
344,000,000
NOK
|
211,000,000
NOK
|
| Liabilities [abstract] | ||||||||||||||||||||||||||||||||||||
| Deferred tax liabilities | — | — | — | — | — | — | — | — | — | — | — |
7,007,000,000
NOK
|
6,725,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities | — | — | — | — | — | — | — | — | — | — | — |
34,194,000,000
NOK
|
30,252,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — | — | — | — | — | — | — | — |
54,433,000,000
NOK
|
53,331,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |