Statement Of Financial Position [Abstract]
| Concept |
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 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||
| Property, plant and equipment |
535,000,000
NOK
|
— | — | — | — | — | — | — | — | — |
520,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets |
1,796,000,000
NOK
|
— | — | — | — | — | — | — | — | — |
1,355,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method |
23,523,000,000
NOK
|
— | — | — | — | — | — | — | — | — |
48,520,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets |
584,000,000
NOK
|
— | — | — | — | — | — | — | — | — |
621,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
3,738,000,000
NOK
|
— | — | — | — | — | — | — | — | — |
1,108,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Assets |
43,708,000,000
NOK
|
— | — | — | — | — | — | — | — | — |
64,189,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||
| Equity attributable to owners of parent |
28,613,000,000
NOK
|
— | — | — | — | — | — | — | — | — |
50,332,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests |
188,000,000
NOK
|
— | — | — | — | — | — | — | — | — |
201,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
28,801,000,000
NOK
|
188,000,000
NOK
|
21,453,000,000
NOK
|
116,000,000
NOK
|
79,000,000
NOK
|
28,613,000,000
NOK
|
6,978,000,000
NOK
|
13,000,000
NOK
|
44,665,000,000
NOK
|
6,943,000,000
NOK
|
50,533,000,000
NOK
|
-
NOK
|
50,332,000,000
NOK
|
201,000,000
NOK
|
1,393,000,000
NOK
|
117,000,000
NOK
|
3,966,000,000
NOK
|
5,675,000,000
NOK
|
1,333,000,000
NOK
|
6,911,000,000
NOK
|
10,178,000,000
NOK
|
117,000,000
NOK
|
517,000,000
NOK
|
15,853,000,000
NOK
|
| Liabilities [abstract] | ||||||||||||||||||||||||
| Current tax liabilities |
232,000,000
NOK
|
— | — | — | — | — | — | — | — | — |
154,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities |
502,000,000
NOK
|
— | — | — | — | — | — | — | — | — |
576,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
43,708,000,000
NOK
|
— | — | — | — | — | — | — | — | — |
64,189,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |