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 |
2022-01-01 to 2022-12-31 |
As at 2022-12-31 |
As at 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 |
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 2022-01-01 |
As at 2022-01-01 |
As at 2022-01-01 |
As at 2022-01-01 |
As at 2022-01-01 |
As at 2022-01-01 |
As at 2022-01-01 |
As at 2022-01-01 |
As at 2022-01-01 |
As at 2022-01-01 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
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 |
2021-01-01 to 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 |
As at 2021-01-01 |
As at 2021-01-01 |
As at 2021-01-01 |
As at 2021-01-01 |
As at 2021-01-01 |
As at 2021-01-01 |
As at 2021-01-01 |
As at 2021-01-01 |
As at 2021-01-01 |
As at 2021-01-01 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Equity |
12 774
NOK
|
— | — | — | — |
91,000,000
NOK
|
310,000,000
NOK
|
— | — |
7,000,000
NOK
|
3 779
NOK
|
2 101
NOK
|
1 413
NOK
|
350,000,000
NOK
|
4 716
NOK
|
7,000,000
NOK
|
2 777
NOK
|
1 778
NOK
|
10,000,000
NOK
|
10 100
NOK
|
318,000,000
NOK
|
350,000,000
NOK
|
26,000,000
NOK
|
1 108
NOK
|
3 727
NOK
|
7,000,000
NOK
|
— |
318,000,000
NOK
|
— |
10 100
NOK
|
1 108
NOK
|
— |
26,000,000
NOK
|
— |
3 727
NOK
|
7,000,000
NOK
|
350,000,000
NOK
|
— |
2 777
NOK
|
10,000,000
NOK
|
1 778
NOK
|
— |
5 537
NOK
|
258,000,000
NOK
|
947,000,000
NOK
|
7,000,000
NOK
|
22,000,000
NOK
|
765,000,000
NOK
|
250,000,000
NOK
|
2 261
NOK
|
1 026
NOK
|
2,000,000
NOK
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) | — |
1,000,000
NOK
|
1 041
NOK
|
3,000,000
NOK
|
586,000,000
NOK
|
— | — |
74,000,000
NOK
|
380,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
4,000,000
NOK
|
— |
80,000,000
NOK
|
— | — |
471,000,000
NOK
|
— |
310,000,000
NOK
|
— | — | — |
3,000,000
NOK
|
— | — | — |
869,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — |
| Other comprehensive income | — | — |
37,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
14,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — |
| Comprehensive income | — | — |
1 078
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
855,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
1,000,000
NOK
|
— | — | — | — |
120,000,000
NOK
|
— | — | — | — | — | — | — | — | — |
121,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity | — |
5,000,000
NOK
|
8,000,000
NOK
|
— |
3,000,000
NOK
|
— | — |
8,000,000
NOK
|
2,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
8,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — |
8,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — |