Statement Of Comprehensive Income [Abstract]
| Concept |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2016-01-01 to 2016-02-01 |
|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||
| Profit (loss) |
1 767
NOK
|
1 506
NOK
|
— |
261,000,000
NOK
|
109,000,000
NOK
|
2 162
NOK
|
2 053
NOK
|
2 162
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 revaluation of property, plant and equipment, right-of-use assets and intangible assets |
63,000,000
NOK
|
— | — | — | — |
139,000,000
NOK
|
— | — |
| Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans |
29,000,000
NOK
|
— | — | — | — |
124,000,000
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
|
— | — | — | — |
10,000,000
NOK
|
— | — |
| Other comprehensive income |
183,000,000
NOK
|
183,000,000
NOK
|
0
NOK
|
— | — |
59,000,000
NOK
|
59,000,000
NOK
|
59,000,000
NOK
|
| Comprehensive income |
1 584
NOK
|
1 323
NOK
|
0
NOK
|
261,000,000
NOK
|
109,000,000
NOK
|
2 103
NOK
|
1 994
NOK
|
2 103
NOK
|
| Comprehensive income attributable to [abstract] | ||||||||
| Comprehensive income, attributable to owners of parent |
1 584
NOK
|
— | — | — | — |
2 103
NOK
|
— | — |