Statement Of Changes In Equity [Abstract]
| Concept |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | |||||||||||
| Statement of changes in equity [line items] | |||||||||||
| Sale or issue of treasury shares |
32,000,000
NOK
|
52,000,000
NOK
|
1 454
NOK
|
84,000,000
NOK
|
1 370
NOK
|
1 370
NOK
|
431,000,000
NOK
|
30,000,000
NOK
|
460,000,000
NOK
|
30,000,000
NOK
|
431,000,000
NOK
|