Statement Of Comprehensive Income [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 |
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 |
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 |
2021-01-01 to 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | |||||||||||||||||||||||||||
| Profit (loss) |
515,000,000
NOK
|
-
NOK
|
402,000,000
NOK
|
112,000,000
NOK
|
402,000,000
NOK
|
-
NOK
|
-
NOK
|
-
NOK
|
-
NOK
|
-
NOK
|
1 151
NOK
|
958,000,000
NOK
|
193,000,000
NOK
|
-
NOK
|
-
NOK
|
958,000,000
NOK
|
-
NOK
|
-
NOK
|
210,000,000
NOK
|
-
NOK
|
1 019
NOK
|
-
NOK
|
-
NOK
|
-
NOK
|
-
NOK
|
1 229
NOK
|
1 019
NOK
|
| Other comprehensive income [abstract] | |||||||||||||||||||||||||||
| Components of other comprehensive income that will not be reclassified to profit or loss, before tax [abstract] | |||||||||||||||||||||||||||
| Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans |
1,000,000
NOK
|
— | — | — | — | — | — | — | — | — |
2,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
3,000,000
NOK
|
— |
| Components of other comprehensive income that will be reclassified to profit or loss, before tax [abstract] | |||||||||||||||||||||||||||
| Cash flow hedges [abstract] | |||||||||||||||||||||||||||
| Other comprehensive income, before tax, cash flow hedges |
7,000,000
NOK
|
— | — | — | — | — | — | — | — | — |
5,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
35,000,000
NOK
|
— |
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss [abstract] | |||||||||||||||||||||||||||
| Income tax relating to remeasurements of defined benefit plans included in other comprehensive income |
-
NOK
|
— | — | — | — | — | — | — | — | — |
-
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
1,000,000
NOK
|
— |
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss [abstract] | |||||||||||||||||||||||||||
| Income tax relating to cash flow hedges included in other comprehensive income |
2,000,000
NOK
|
— | — | — | — | — | — | — | — | — |
1,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
8,000,000
NOK
|
— |
| Other comprehensive income |
83,000,000
NOK
|
1,000,000
NOK
|
77,000,000
NOK
|
7,000,000
NOK
|
-
NOK
|
83,000,000
NOK
|
-
NOK
|
-
NOK
|
5,000,000
NOK
|
-
NOK
|
36,000,000
NOK
|
-
NOK
|
6,000,000
NOK
|
4,000,000
NOK
|
2,000,000
NOK
|
29,000,000
NOK
|
35,000,000
NOK
|
-
NOK
|
8,000,000
NOK
|
27,000,000
NOK
|
21,000,000
NOK
|
2,000,000
NOK
|
46,000,000
NOK
|
-
NOK
|
-
NOK
|
30,000,000
NOK
|
-
NOK
|
| Comprehensive income |
598,000,000
NOK
|
1,000,000
NOK
|
479,000,000
NOK
|
119,000,000
NOK
|
402,000,000
NOK
|
83,000,000
NOK
|
-
NOK
|
-
NOK
|
5,000,000
NOK
|
-
NOK
|
1 116
NOK
|
958,000,000
NOK
|
187,000,000
NOK
|
4,000,000
NOK
|
2,000,000
NOK
|
929,000,000
NOK
|
35,000,000
NOK
|
-
NOK
|
202,000,000
NOK
|
27,000,000
NOK
|
997,000,000
NOK
|
2,000,000
NOK
|
46,000,000
NOK
|
-
NOK
|
-
NOK
|
1 199
NOK
|
1 019
NOK
|
| Comprehensive income attributable to [abstract] | |||||||||||||||||||||||||||
| Comprehensive income, attributable to owners of parent |
479,000,000
NOK
|
— | — | — | — | — | — | — | — | — |
929,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
997,000,000
NOK
|
— |
| Comprehensive income, attributable to non-controlling interests |
119,000,000
NOK
|
— | — | — | — | — | — | — | — | — |
187,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
202,000,000
NOK
|
— |