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 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||
| Increase (decrease) through acquisition of subsidiary, equity |
27,000,000
NOK
|
32,000,000
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
5,000,000
NOK
|
— | — | — | — | — | — | — | — |
| Increase (decrease) through transactions with owners, equity |
1,849,000,000
NOK
|
2,744,000,000
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
895,000,000
NOK
|
0
NOK
|
1,911,000,000
NOK
|
0
NOK
|
801,000,000
NOK
|
0
NOK
|
1,110,000,000
NOK
|
0
NOK
|
0
NOK
|