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 |
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] | ||||||||
| Increase (decrease) through transactions with owners, equity |
2,250,000,000
NOK
|
15,000,000
NOK
|
2,250,000,000
NOK
|
2,235,000,000
NOK
|
2,500,000,000
NOK
|
2,485,000,000
NOK
|
15,000,000
NOK
|
2,500,000,000
NOK
|