Statement Of Comprehensive Income [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 |
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 |
2023-01-01 to 2023-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||||||||||
| Profit (loss) |
0
NOK
|
0
NOK
|
1 086
NOK
|
0
NOK
|
0
NOK
|
747,000,000
NOK
|
239,000,000
NOK
|
100,000,000
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
1 055
NOK
|
142,000,000
NOK
|
0
NOK
|
0
NOK
|
140,000,000
NOK
|
773,000,000
NOK
|
| Other comprehensive income [abstract] | ||||||||||||||||||
| Components of other comprehensive income that will not be reclassified to profit or loss, before tax [abstract] | ||||||||||||||||||
| Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans | — | — |
9,000,000
NOK
|
— | — | — |
5,000,000
NOK
|
4,000,000
NOK
|
— | — | — | — |
1,000,000
NOK
|
— | — | — |
1,000,000
NOK
|
— |
| Components of other comprehensive income that will be reclassified to profit or loss, before tax [abstract] | ||||||||||||||||||
| Cost of hedging [abstract] | ||||||||||||||||||
| Change in value of foreign currency basis spreads [abstract] | ||||||||||||||||||
| Other comprehensive income, before tax, change in value of foreign currency basis spreads |
38,000,000
NOK
|
— |
38,000,000
NOK
|
— | — | — | — | — | — |
37,000,000
NOK
|
— | — |
37,000,000
NOK
|
— | — | — | — | — |
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss [abstract] | ||||||||||||||||||
| Income tax relating to remeasurements of defined benefit plans included in other comprehensive income | — | — |
2,000,000
NOK
|
— | — | — |
1,000,000
NOK
|
1,000,000
NOK
|
— | — | — | — |
0
NOK
|
— | — | — | — | — |
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss [abstract] | ||||||||||||||||||
| Income tax relating to change in value of foreign currency basis spreads included in other comprehensive income |
8,000,000
NOK
|
— |
8,000,000
NOK
|
— | — | — | — | — | — |
8,000,000
NOK
|
— | — |
8,000,000
NOK
|
— | — | — | — | — |
| Other comprehensive income |
30,000,000
NOK
|
0
NOK
|
23,000,000
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
4,000,000
NOK
|
3,000,000
NOK
|
0
NOK
|
29,000,000
NOK
|
0
NOK
|
0
NOK
|
28,000,000
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
1,000,000
NOK
|
0
NOK
|
| Comprehensive income |
30,000,000
NOK
|
0
NOK
|
1 063
NOK
|
0
NOK
|
0
NOK
|
747,000,000
NOK
|
243,000,000
NOK
|
103,000,000
NOK
|
0
NOK
|
29,000,000
NOK
|
0
NOK
|
0
NOK
|
1 027
NOK
|
142,000,000
NOK
|
0
NOK
|
0
NOK
|
141,000,000
NOK
|
773,000,000
NOK
|
| Comprehensive income attributable to [abstract] | ||||||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — |
1 000
NOK
|
— | — | — | — | — | — | — | — | — |
979,000,000
NOK
|
— | — | — | — | — |