Statement Of Changes In Equity [Abstract]
| Concept |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||||||||||||||||||||||
| Equity | — | — |
1 430,0
NOK
|
9,999,000,000
NOK
|
84,000,000
NOK
|
— |
26 007,4
NOK
|
— |
2 019,6
NOK
|
— | — |
21 382,0
NOK
|
— |
1,758,000,000
NOK
|
26 015,8
NOK
|
— |
24 235,0
NOK
|
— | — | — |
90,000,000
NOK
|
1 430,0
NOK
|
— |
1 218,0
NOK
|
— |
20 428,1
NOK
|
— |
9,999,000,000
NOK
|
24 226,0
NOK
|
1,501,000,000
NOK
|
23 959,6
NOK
|
1 212,8
NOK
|
20 191,2
NOK
|
1 430,0
NOK
|
9,999,000,000
NOK
|
1,249,000,000
NOK
|
23 958,8
NOK
|
7,000,000
NOK
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||||||||||
| Profit (loss) |
5 140,6
NOK
|
— | — | — | — |
14,000,000
NOK
|
— |
5 139,1
NOK
|
— | — |
1,344,000,000
NOK
|
— |
5 006,2
NOK
|
— | — |
4 130,4
NOK
|
— |
4 131,8
NOK
|
14,000,000
NOK
|
761,000,000
NOK
|
— | — | — | — |
4 055,7
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Other comprehensive income |
3,495,000,000
NOK
|
— | — | — | — |
9,000,000
NOK
|
— |
3,504,000,000
NOK
|
— |
12,000,000
NOK
|
— | — |
3,483,000,000
NOK
|
— | — |
3,286,000,000
NOK
|
— |
3,286,000,000
NOK
|
— | — | — | — | — | — |
3,274,000,000
NOK
|
— |
12,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income |
5 490,1
NOK
|
— | — | — | — |
6,000,000
NOK
|
— |
5 489,5
NOK
|
— |
12,000,000
NOK
|
1,344,000,000
NOK
|
— |
5 354,5
NOK
|
— | — |
4 459,0
NOK
|
— |
4 460,4
NOK
|
14,000,000
NOK
|
761,000,000
NOK
|
— | — | — | — |
4 383,1
NOK
|
— |
12,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners |
4 374,7
NOK
|
— | — | — | — | — | — |
4 374,7
NOK
|
— | — | — | — |
4 374,7
NOK
|
— | — |
4 124,9
NOK
|
— |
4 124,9
NOK
|
— | — | — | — | — | — |
4 124,9
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through treasury share transactions, equity |
247,000,000
NOK
|
0
NOK
|
— | — | — | — | — |
247,000,000
NOK
|
— | — | — | — |
247,000,000
NOK
|
— | — |
207,000,000
NOK
|
— |
207,000,000
NOK
|
— | — | — | — |
0
NOK
|
— |
207,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through changes in ownership interests in subsidiaries that do not result in loss of control, equity | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
96,000,000
NOK
|
— | — |
96,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity |
246,000,000
NOK
|
— | — | — | — | — | — |
246,000,000
NOK
|
— |
246,000,000
NOK
|
— | — | — | — | — |
240,000,000
NOK
|
— |
240,000,000
NOK
|
— | — | — | — | — | — | — | — |
240,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — |