Statement Of Comprehensive Income [Abstract]
| Concept |
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 |
|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||
| Profit (loss) |
3 632
NOK
|
3 632
NOK
|
2 841
NOK
|
2 841
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 |
14,000,000
NOK
|
— | — |
41,000,000
NOK
|
| Components of other comprehensive income that will be reclassified to profit or loss, before tax [abstract] | ||||
| Financial assets measured at fair value through other comprehensive income [abstract] | ||||
| Gains (losses) on financial assets measured at fair value through other comprehensive income, before tax |
23,000,000
NOK
|
— | — |
82,000,000
NOK
|
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss [abstract] | ||||
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss | — | — | — |
3,000,000
NOK
|
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss [abstract] | ||||
| Income tax relating to financial assets measured at fair value through other comprehensive income included in other comprehensive income |
6,000,000
NOK
|
— | — |
20,000,000
NOK
|
| Other comprehensive income |
149,000,000
NOK
|
149,000,000
NOK
|
352,000,000
NOK
|
352,000,000
NOK
|
| Comprehensive income |
3 483
NOK
|
3 483
NOK
|
2 489
NOK
|
2 489
NOK
|
| Comprehensive income attributable to [abstract] | ||||
| Comprehensive income, attributable to owners of parent |
3 483
NOK
|
— | — |
2 489
NOK
|