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 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 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 |
As at 2020-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||||||||||||||
| Property, plant and equipment |
1 462
NOK
|
— | — | — | — | — | — | — | — | — | — |
1 437
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method |
490,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — |
639,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets |
76,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — |
7,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
765,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — |
680,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
708,000,000
NOK
|
— | — | — | — | — |
563,000,000
NOK
|
— | — | — |
| Assets |
14 457
NOK
|
— | — | — | — | — | — | — | — | — | — |
13 108
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||||||||||||||
| Equity attributable to owners of parent |
2 575
NOK
|
— | — | — | — | — | — | — | — | — | — |
2 654
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests |
918,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — |
918,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
3 494
NOK
|
19,000,000
NOK
|
918,000,000
NOK
|
1 950
NOK
|
5,000,000
NOK
|
19,000,000
NOK
|
2 575
NOK
|
677,000,000
NOK
|
18,000,000
NOK
|
2 175
NOK
|
501,000,000
NOK
|
3 572
NOK
|
22,000,000
NOK
|
20,000,000
NOK
|
2 654
NOK
|
918,000,000
NOK
|
16,000,000
NOK
|
5,000,000
NOK
|
1 839
NOK
|
901,000,000
NOK
|
49,000,000
NOK
|
756,000,000
NOK
|
2 593
NOK
|
5,000,000
NOK
|
18,000,000
NOK
|
62,000,000
NOK
|
3 494
NOK
|
2 189
NOK
|
809,000,000
NOK
|
18,000,000
NOK
|
4,000,000
NOK
|
935,000,000
NOK
|
2 999
NOK
|
1 302
NOK
|
29,000,000
NOK
|
5,000,000
NOK
|
| Liabilities [abstract] | ||||||||||||||||||||||||||||||||||||
| Deferred tax liabilities |
445,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — |
585,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities |
10 963
NOK
|
— | — | — | — | — | — | — | — | — | — |
9 536
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
14 457
NOK
|
— | — | — | — | — | — | — | — | — | — |
13 108
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |