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 |
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 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||||||||||||||||
| Profit (loss) |
0
NOK
|
3,402,179,000
NOK
|
3,202,756,000
NOK
|
0
NOK
|
199,423,000
NOK
|
5,758,425,000
NOK
|
2,163,200,000
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
392,469,000
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
3,715,408,000
NOK
|
3,311,955,000
NOK
|
403,453,000
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
3,311,955,000
NOK
|
0
NOK
|
0
NOK
|
0
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 |
0
NOK
|
708,000
NOK
|
708,000
NOK
|
0
NOK
|
0
NOK
|
708,000
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
3,422,000
NOK
|
3,422,000
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
3,422,000
NOK
|
0
NOK
|
0
NOK
|
0
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 |
0
NOK
|
375,879,000
NOK
|
328,416,000
NOK
|
0
NOK
|
47,463,000
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
328,416,000
NOK
|
0
NOK
|
0
NOK
|
200,931,000
NOK
|
0
NOK
|
16,786,000
NOK
|
184,145,000
NOK
|
0
NOK
|
0
NOK
|
184,145,000
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
| Hedges of net investment in foreign operations [abstract] | ||||||||||||||||||||||||
| Other comprehensive income, before tax, hedges of net investments in foreign operations |
0
NOK
|
68,442,000
NOK
|
68,442,000
NOK
|
68,442,000
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
51,997,000
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
51,997,000
NOK
|
51,997,000
NOK
|
0
NOK
|
0
NOK
|
0
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 |
0
NOK
|
156,000
NOK
|
156,000
NOK
|
0
NOK
|
0
NOK
|
156,000
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
753,000
NOK
|
753,000
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
753,000
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss [abstract] | ||||||||||||||||||||||||
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss |
0
NOK
|
59,020,000
NOK
|
48,577,000
NOK
|
15,057,000
NOK
|
10,443,000
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
8,616,000
NOK
|
0
NOK
|
72,250,000
NOK
|
0
NOK
|
0
NOK
|
49,085,000
NOK
|
0
NOK
|
4,048,000
NOK
|
41,232,000
NOK
|
15,244,000
NOK
|
11,439,000
NOK
|
45,037,000
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
| Other comprehensive income |
0
NOK
|
466,838,000
NOK
|
345,223,000
NOK
|
53,385,000
NOK
|
121,615,000
NOK
|
552,000
NOK
|
0
NOK
|
172,439,000
NOK
|
0
NOK
|
30,549,000
NOK
|
0
NOK
|
256,166,000
NOK
|
0
NOK
|
0
NOK
|
317,280,000
NOK
|
2,669,000
NOK
|
73,953,000
NOK
|
142,913,000
NOK
|
54,046,000
NOK
|
40,558,000
NOK
|
243,327,000
NOK
|
0
NOK
|
84,257,000
NOK
|
0
NOK
|
| Comprehensive income |
0
NOK
|
3,869,017,000
NOK
|
3,547,979,000
NOK
|
53,385,000
NOK
|
321,038,000
NOK
|
5,758,977,000
NOK
|
2,163,200,000
NOK
|
172,439,000
NOK
|
0
NOK
|
30,549,000
NOK
|
392,469,000
NOK
|
256,166,000
NOK
|
0
NOK
|
0
NOK
|
4,032,688,000
NOK
|
3,314,624,000
NOK
|
477,406,000
NOK
|
142,913,000
NOK
|
54,046,000
NOK
|
40,558,000
NOK
|
3,555,282,000
NOK
|
0
NOK
|
84,257,000
NOK
|
0
NOK
|
| Comprehensive income attributable to [abstract] | ||||||||||||||||||||||||
| Comprehensive income, attributable to owners of parent | — |
3,547,979,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — |
3,555,282,000
NOK
|
— | — | — | — | — | — | — | — | — |
| Comprehensive income, attributable to non-controlling interests | — |
321,038,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — |
477,406,000
NOK
|
— | — | — | — | — | — | — | — | — |