Statement Of Changes In Equity [Abstract]
| Concept |
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 |
2020-01-01 to 2020-12-31 |
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] | ||||||||
| Increase (decrease) through transactions with owners, equity |
16,440,000
NOK
|
120,000
NOK
|
7,113,000
NOK
|
23,673,000
NOK
|
2,618,000
NOK
|
707,504,000
NOK
|
697,474,000
NOK
|
7,412,000
NOK
|
| Share issue related cost |
70,000
NOK
|
— | — |
70,000
NOK
|
— |
40,760,000
NOK
|
40,760,000
NOK
|
— |