Statement Of Changes In Equity [Abstract]
| Concept |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | |||||||||||||||||||||||
| Statement of changes in equity [line items] | |||||||||||||||||||||||
| Equity |
3 496
NOK
|
— | — | — |
3 741
NOK
|
70,000,000
NOK
|
— |
3 17
NOK
|
3,000,000
NOK
|
— |
1 1
NOK
|
— |
2 8 7
NOK
|
806,000,000
NOK
|
1 075
NOK
|
29,000,000
NOK
|
— | — |
2,000,000
NOK
|
29,000,000
NOK
|
1 8 9
NOK
|
1 075
NOK
|
91 7
NOK
|
| Changes in equity [abstract] | |||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||
| Profit (loss) | — | — |
3 2
NOK
|
32,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — |
300,000,000
NOK
|
300,000,000
NOK
|
— | — | — | — | — |
| Other comprehensive income | — | — |
14,000,000
NOK
|
— | — | — |
1 4
NOK
|
— | — | — | — |
1 4
NOK
|
— | — | — | — | — |
1 4
NOK
|
— | — | — | — | — |
| Comprehensive income | — | — |
1 8
NOK
|
32,000,000
NOK
|
— | — |
1 4
NOK
|
— | — | — | — |
1 4
NOK
|
— | — | — | — |
30 0
NOK
|
286,000,000
NOK
|
— | — | — | — | — |
| Issue of equity | — |
41,000,000
NOK
|
2 720
NOK
|
— | — | — | — | — | — |
2 679
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
4 0 0
NOK
|
4 0 0
NOK
|
— | — | — | — | — |
| Increase through other contributions by owners, equity | — |
41,000,000
NOK
|
2 708
NOK
|
2,000,000
NOK
|
— | — | — | — | — |
2 666
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Decrease through other distributions to owners, equity | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
3 9 8
NOK
|
3 9 8
NOK
|
— | — | — | — | — |