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 |
2022-01-01 to 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 |
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 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 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 |
2021-01-01 to 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 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 |
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 |
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 |
3 794
NOK
|
— | — | — | — | — |
146,000,000
NOK
|
— |
80,000,000
NOK
|
3 495
NOK
|
31,000,000
NOK
|
22,000,000
NOK
|
73,000,000
NOK
|
18,000,000
NOK
|
3 714
NOK
|
— | — |
74,000,000
NOK
|
— | — | — |
96,000,000
NOK
|
— | — |
2 636
NOK
|
— |
3,000,000
NOK
|
— |
99,000,000
NOK
|
12,000,000
NOK
|
— | — |
2 636
NOK
|
-
NOK
|
— |
59,000,000
NOK
|
2 676
NOK
|
6,000,000
NOK
|
— | — |
33,000,000
NOK
|
-
NOK
|
1,000,000
NOK
|
1 055
NOK
|
26,000,000
NOK
|
33,000,000
NOK
|
3,000,000
NOK
|
1 062
NOK
|
1,000,000
NOK
|
1 055
NOK
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) | — |
-
NOK
|
122,000,000
NOK
|
118,000,000
NOK
|
3,000,000
NOK
|
-
NOK
|
— |
118,000,000
NOK
|
— | — | — | — | — | — | — |
118,000,000
NOK
|
-
NOK
|
— |
-
NOK
|
-
NOK
|
-
NOK
|
— |
-
NOK
|
63,000,000
NOK
|
— |
-
NOK
|
— |
63,000,000
NOK
|
— | — |
-
NOK
|
-
NOK
|
— | — |
-
NOK
|
— | — | — |
63,000,000
NOK
|
63,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — |
| Other comprehensive income | — |
-
NOK
|
101,000,000
NOK
|
— |
-
NOK
|
71,000,000
NOK
|
— |
101,000,000
NOK
|
— | — | — | — | — | — | — |
101,000,000
NOK
|
-
NOK
|
— |
-
NOK
|
30,000,000
NOK
|
-
NOK
|
— |
2,000,000
NOK
|
7,000,000
NOK
|
— |
-
NOK
|
— |
7,000,000
NOK
|
— | — |
-
NOK
|
9,000,000
NOK
|
— | — |
-
NOK
|
— | — | — |
7,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income | — |
-
NOK
|
223,000,000
NOK
|
118,000,000
NOK
|
3,000,000
NOK
|
71,000,000
NOK
|
— |
219,000,000
NOK
|
— | — | — | — | — | — | — |
219,000,000
NOK
|
-
NOK
|
— |
-
NOK
|
30,000,000
NOK
|
-
NOK
|
— |
2,000,000
NOK
|
70,000,000
NOK
|
— |
-
NOK
|
— |
70,000,000
NOK
|
— | — |
-
NOK
|
9,000,000
NOK
|
— | — |
-
NOK
|
— | — | — |
70,000,000
NOK
|
63,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — |
| Issue of equity | — |
14,000,000
NOK
|
910,000,000
NOK
|
-
NOK
|
77,000,000
NOK
|
-
NOK
|
— |
-
NOK
|
— | — | — | — | — | — | — |
833,000,000
NOK
|
-
NOK
|
— |
819,000,000
NOK
|
-
NOK
|
-
NOK
|
— |
-
NOK
|
1 647
NOK
|
— |
1 614
NOK
|
— |
-
NOK
|
— | — |
-
NOK
|
-
NOK
|
— | — |
33,000,000
NOK
|
— | — | — |
1 647
NOK
|
-
NOK
|
— | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity | — |
-
NOK
|
-
NOK
|
-
NOK
|
-
NOK
|
-
NOK
|
— |
-
NOK
|
— | — | — | — | — | — | — |
-
NOK
|
-
NOK
|
— |
-
NOK
|
-
NOK
|
-
NOK
|
— |
-
NOK
|
-
NOK
|
— |
-
NOK
|
— |
-
NOK
|
— | — |
-
NOK
|
-
NOK
|
— | — |
-
NOK
|
— | — | — |
-
NOK
|
-
NOK
|
— | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through changes in ownership interests in subsidiaries that do not result in loss of control, equity | — |
-
NOK
|
-
NOK
|
-
NOK
|
-
NOK
|
-
NOK
|
— |
-
NOK
|
— | — | — | — | — | — | — |
-
NOK
|
-
NOK
|
— |
-
NOK
|
-
NOK
|
-
NOK
|
— |
-
NOK
|
-
NOK
|
— |
-
NOK
|
— |
-
NOK
|
— | — |
-
NOK
|
-
NOK
|
— | — |
-
NOK
|
— | — | — |
-
NOK
|
-
NOK
|
— | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity | — |
-
NOK
|
26,000,000
NOK
|
-
NOK
|
-
NOK
|
-
NOK
|
— |
26,000,000
NOK
|
— | — | — | — | — | — | — |
26,000,000
NOK
|
26,000,000
NOK
|
— |
-
NOK
|
-
NOK
|
-
NOK
|
— |
-
NOK
|
4,000,000
NOK
|
— |
-
NOK
|
— |
4,000,000
NOK
|
— | — |
4,000,000
NOK
|
-
NOK
|
— | — |
-
NOK
|
— | — | — |
4,000,000
NOK
|
-
NOK
|
— | — | — | — | — | — | — | — | — | — |