Statement Of Changes In Equity [Abstract]
| Concept |
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 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||
| Dividends recognised as distributions to owners of parent |
-
NOK
|
-
NOK
|
468,000,000
NOK
|
468,000,000
NOK
|
468,000,000
NOK
|
-
NOK
|
-
NOK
|
-
NOK
|
-
NOK
|
-
NOK
|
-
NOK
|
-
NOK
|
468,000,000
NOK
|
-
NOK
|
468,000,000
NOK
|
468,000,000
NOK
|
| Dividends recognised as distributions to non-controlling interests |
-
NOK
|
-
NOK
|
22,000,000
NOK
|
66,000,000
NOK
|
22,000,000
NOK
|
88,000,000
NOK
|
-
NOK
|
-
NOK
|
140,000,000
NOK
|
-
NOK
|
-
NOK
|
-
NOK
|
16,000,000
NOK
|
-
NOK
|
124,000,000
NOK
|
16,000,000
NOK
|
| Increase (decrease) through acquisition of subsidiary, equity |
-
NOK
|
-
NOK
|
-
NOK
|
14,000,000
NOK
|
-
NOK
|
14,000,000
NOK
|
-
NOK
|
-
NOK
|
67,000,000
NOK
|
-
NOK
|
-
NOK
|
-
NOK
|
20,000,000
NOK
|
-
NOK
|
87,000,000
NOK
|
20,000,000
NOK
|
| Increase (decrease) through disposal of subsidiary, equity | — | — | — | — | — | — | — | — |
5,249,000,000
NOK
|
-
NOK
|
-
NOK
|
-
NOK
|
-
NOK
|
-
NOK
|
5,249,000,000
NOK
|
-
NOK
|
| Increase (decrease) through exercise of options, equity | — | — | — | — | — | — | — | — |
4,000,000
NOK
|
-
NOK
|
-
NOK
|
-
NOK
|
49,000,000
NOK
|
-
NOK
|
53,000,000
NOK
|
49,000,000
NOK
|
| Increase (decrease) through transactions with owners, equity |
-
NOK
|
1,000,000
NOK
|
1,127,000,000
NOK
|
1,199,000,000
NOK
|
1,161,000,000
NOK
|
73,000,000
NOK
|
-
NOK
|
35,000,000
NOK
|
5,421,000,000
NOK
|
-
NOK
|
-
NOK
|
-
NOK
|
562,000,000
NOK
|
33,000,000
NOK
|
5,983,000,000
NOK
|
595,000,000
NOK
|