Statement Of Changes In Equity [Abstract]
| Concept |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
|---|---|---|---|
| Statement of changes in equity [abstract] | |||
| Statement of changes in equity [line items] | |||
| Purchase of treasury shares |
600,000
NOK
|
500,000
NOK
|
100,000
NOK
|
| Reduction of issued capital |
17,400,000
NOK
|
17,400,000
NOK
|
— |